Fix some typos

Fix typos and common misspellings in code comments and in the manual.

Change-Id: I46fc9d424620c77ae9ccf78b58081bd303386d7c

48 files changed, 88 insertions, 88 deletions

diff --git a/doc/e1-data-model.txt b/doc/e1-data-model.txt
index 509004fe9..06f9f305b 100644
--- a/doc/e1-data-model.txt
+++ b/doc/e1-data-model.txt
@@ -8,7 +8,7 @@ A BTS is connected to the BSC by some physical link.  It could be an actual
 E1 link, but it could also be abis-over-IP with a mixture of TCP and RTP/UDP.
 
 To further complicate the fact, multiple BTS can share one such pysical
-link.  On a single E1 line, we can easily accomodate up to three BTS with
+link.  On a single E1 line, we can easily accommodate up to three BTS with
 two TRX each.
 
 Thus, it is best for OpenBSC to have some kind of abstraction layer.  The BSC's
diff --git a/doc/handover.txt b/doc/handover.txt
index ac19e8725..c5fc33115 100644
--- a/doc/handover.txt
+++ b/doc/handover.txt
@@ -38,7 +38,7 @@ Chapter 8, Section 2.2, Table 24:
 
 Window RXLEV averaging:		10 SACCH frames (no weighting)
 Window RXQUAL averaging:	1 SACCH frame (no averaging)
-Level Threashold:		1 of the last 1 AV-RXLEV values < -110dBm
+Level Threshold:		1 of the last 1 AV-RXLEV values < -110dBm
 Quality Threshold:		3 of the last 4 AV-RXQUAL values >= 5
 Interference Threshold:		1 of the last AV-RXLEV > -85 dBm &
 				3 of the last 4 AV-RXQUAL values >= 5
diff --git a/doc/manuals/aoip-mgw-options.adoc b/doc/manuals/aoip-mgw-options.adoc
index f69309334..124c03fda 100644
--- a/doc/manuals/aoip-mgw-options.adoc
+++ b/doc/manuals/aoip-mgw-options.adoc
@@ -54,7 +54,7 @@ interoperable A-over-IP (AoIP) interface shall look like.
 
 As more modern MSCs at operators tend to favor implementing 3GPP AoIP
 rather than the proprietary SCCPlite based A interface, it becomes
-neccessary for OsmoBSC to support this.
+necessary for OsmoBSC to support this.
 
 At the same time, for compatibility reasons, the classic SCCPlite
 support shall be kept, if possible with reasonable effort.
diff --git a/doc/manuals/chapters/counters_generated.adoc b/doc/manuals/chapters/counters_generated.adoc
index 65f4ca40b..f668865fd 100644
--- a/doc/manuals/chapters/counters_generated.adoc
+++ b/doc/manuals/chapters/counters_generated.adoc
@@ -22,7 +22,7 @@ These counters and their description based on OsmoBSC 1.4.0.84-3f1f8 (OsmoBSC).
 | codec:fr | <<bts_codec:fr>> | Count the usage of FR codec by channel mode requested.
 | codec:hr | <<bts_codec:hr>> | Count the usage of HR codec by channel mode requested.
 | paging:attempted | <<bts_paging:attempted>> | Paging attempts for a subscriber.
-| paging:already | <<bts_paging:already>> | Paging attempts ignored as subsciber was already being paged.
+| paging:already | <<bts_paging:already>> | Paging attempts ignored as subscriber was already being paged.
 | paging:responded | <<bts_paging:responded>> | Paging attempts with successful paging response.
 | paging:expired | <<bts_paging:expired>> | Paging Request expired because of timeout T3113.
 | chan_act:total | <<bts_chan_act:total>> | Total number of Channel Activations.
@@ -48,7 +48,7 @@ These counters and their description based on OsmoBSC 1.4.0.84-3f1f8 (OsmoBSC).
 | codec:fr | <<bts_codec:fr>> | Count the usage of FR codec by channel mode requested.
 | codec:hr | <<bts_codec:hr>> | Count the usage of HR codec by channel mode requested.
 | paging:attempted | <<bts_paging:attempted>> | Paging attempts for a subscriber.
-| paging:already | <<bts_paging:already>> | Paging attempts ignored as subsciber was already being paged.
+| paging:already | <<bts_paging:already>> | Paging attempts ignored as subscriber was already being paged.
 | paging:responded | <<bts_paging:responded>> | Paging attempts with successful paging response.
 | paging:expired | <<bts_paging:expired>> | Paging Request expired because of timeout T3113.
 | chan_act:total | <<bts_chan_act:total>> | Total number of Channel Activations.
@@ -74,7 +74,7 @@ These counters and their description based on OsmoBSC 1.4.0.84-3f1f8 (OsmoBSC).
 | codec:fr | <<bts_codec:fr>> | Count the usage of FR codec by channel mode requested.
 | codec:hr | <<bts_codec:hr>> | Count the usage of HR codec by channel mode requested.
 | paging:attempted | <<bts_paging:attempted>> | Paging attempts for a subscriber.
-| paging:already | <<bts_paging:already>> | Paging attempts ignored as subsciber was already being paged.
+| paging:already | <<bts_paging:already>> | Paging attempts ignored as subscriber was already being paged.
 | paging:responded | <<bts_paging:responded>> | Paging attempts with successful paging response.
 | paging:expired | <<bts_paging:expired>> | Paging Request expired because of timeout T3113.
 | chan_act:total | <<bts_chan_act:total>> | Total number of Channel Activations.
@@ -105,14 +105,14 @@ These counters and their description based on OsmoBSC 1.4.0.84-3f1f8 (OsmoBSC).
 | assignment:no_channel | <<bsc_assignment:no_channel>> | Failure to allocate lchan for Assignment.
 | assignment:timeout | <<bsc_assignment:timeout>> | Assignment timed out.
 | assignment:failed | <<bsc_assignment:failed>> | Received Assignment Failure message.
-| assignment:error | <<bsc_assignment:error>> | Assigment failed for other reason.
+| assignment:error | <<bsc_assignment:error>> | Assignment failed for other reason.
 | handover:attempted | <<bsc_handover:attempted>> | Intra-BSC handover attempts.
 | handover:completed | <<bsc_handover:completed>> | Intra-BSC handover completed.
 | handover:stopped | <<bsc_handover:stopped>> | Connection ended during HO.
 | handover:no_channel | <<bsc_handover:no_channel>> | Failure to allocate lchan for HO.
 | handover:timeout | <<bsc_handover:timeout>> | Handover timed out.
 | handover:failed | <<bsc_handover:failed>> | Received Handover Fail messages.
-| handover:error | <<bsc_handover:error>> | Re-assigment failed for other reason.
+| handover:error | <<bsc_handover:error>> | Re-assignment failed for other reason.
 | interbsc_ho_out:attempted | <<bsc_interbsc_ho_out:attempted>> | Attempts to handover to remote BSS.
 | interbsc_ho_out:completed | <<bsc_interbsc_ho_out:completed>> | Handover to remote BSS completed.
 | interbsc_ho_out:stopped | <<bsc_interbsc_ho_out:stopped>> | Connection ended during HO.
diff --git a/doc/manuals/chapters/handover.adoc b/doc/manuals/chapters/handover.adoc
index bb99751d3..d9805f78c 100644
--- a/doc/manuals/chapters/handover.adoc
+++ b/doc/manuals/chapters/handover.adoc
@@ -61,7 +61,7 @@ specific BSIC that it reported measurements for.
 
 The BSC is the point of decision whether to do handover or not. This can be a
 hugely complex combination of heuristics, knowledge of cell load and codec
-capabilites. The most important indicator for handover though is: does an MS
+capabilities. The most important indicator for handover though is: does an MS
 report a neighbor with a better signal than the current cell? See
 <<intra_bsc_ho_dot>>.
 
diff --git a/doc/manuals/chapters/osmux_bsc.adoc b/doc/manuals/chapters/osmux_bsc.adoc
index c9f387b20..0a11d17bf 100644
--- a/doc/manuals/chapters/osmux_bsc.adoc
+++ b/doc/manuals/chapters/osmux_bsc.adoc
@@ -33,7 +33,7 @@ command presented above:
   up. If _BSSMAP Assign Request_ from MSC contains _Osmux CID_ IE,
   {program-name} will instruct its MGW to set up an Osmux connection on the
   CN-side of the MGCP endpoint, and will provide the MSC with its _recvCID_
-  through the extension IE _Osmux CID_ appened to the _BSSMAP Assign Complete_
+  through the extension IE _Osmux CID_ appended to the _BSSMAP Assign Complete_
   message. On the other hand, if _BSSMAP Assign Request_ doesn't contain an
   _Osmux CID_ IE, {program-name} will instruct its MGW to set up a regular RTP
   connection on the CN-side of the MGCP endpoint.
diff --git a/doc/manuals/message-sequences/mo_call-abis_a.msc b/doc/manuals/message-sequences/mo_call-abis_a.msc
index 4597ab126..ba7f0aa18 100644
--- a/doc/manuals/message-sequences/mo_call-abis_a.msc
+++ b/doc/manuals/message-sequences/mo_call-abis_a.msc
@@ -107,7 +107,7 @@ linecolor="green"];
 	...;
 	bsc <- m_sc	[label="SCCP DT1 (BSSMAP CLEAR CMD)"];
 	bsc -> bsc 	[label="GSCON_EV_A_CLEAR_CMD", textcolor="red", linecolor="red"];
-	---		[label="BSC must release terrestrial resoures before reporting CLEAR COMPLETE"];
+	---		[label="BSC must release terrestrial resources before reporting CLEAR COMPLETE"];
 	mgw <- bsc	[label="MGCP DLCX rtpbridge/2@mgw", textcolor="blue", linecolor="blue"];
 	mgw box mgw	[label="Release MSC-facing local RTP port (3000)", textcolor="blue", linecolor="blue"];
 	mgw -> bsc	[label="MGCP DLCX rtpbridge/2@mgw OK", textcolor="blue", linecolor="blue"];
diff --git a/doc/manuals/mgw/classic-bsc.msc b/doc/manuals/mgw/classic-bsc.msc
index 56d288997..97b65131e 100644
--- a/doc/manuals/mgw/classic-bsc.msc
+++ b/doc/manuals/mgw/classic-bsc.msc
@@ -1,5 +1,5 @@
 # MO Call on a classic E1 Abis BTS with classic E1 A BSC
-# not actually supported by OsmoBSC (nor planned), for refrence only
+# not actually supported by OsmoBSC (nor planned), for reference only
 msc {
 	hscale=2;
 	ms [label="MS"], bts [label="E1 BTS"], bsc[label="OsmoBSC"], trau[label="TRAU"], m_sc[label="MSC"]; 
diff --git a/doc/manuals/osmux-reference.adoc b/doc/manuals/osmux-reference.adoc
index 929f44203..e28347a3f 100644
--- a/doc/manuals/osmux-reference.adoc
+++ b/doc/manuals/osmux-reference.adoc
@@ -5,7 +5,7 @@
 
 In case of satellite based GSM systems, the transmission cost on the back-haul
 is relatively expensive. The billing for such SAT uplink is usually done in a
-pay-per-byte basis. Thus, reducing the amount of bytes transfered would
+pay-per-byte basis. Thus, reducing the amount of bytes transferred would
 significantly reduce the cost of such uplinks. In such environment, even
 seemingly small protocol optimizations, eg. message batching and trunking, can
 result in significant cost reduction.
@@ -93,7 +93,7 @@ layer 4 protocols are suitable for this application. We detail the reasons
 why:
 
 * TCP is a streaming protocol aimed at maximizing the throughput of a stream
-  withing the constraints of the underlying transport layer.  This feature is
+  within the constraints of the underlying transport layer.  This feature is
   not really required for the low-bandwidth and low-pps GSM signalling.
   Moreover, TCP is stream oriented and does not conserve message boundaries.
   As such, the IPA header has to serve as a boundary between messages in the
@@ -114,7 +114,7 @@ good as TCP does) packet loss and copes with packet re-ordering.
 
 LAPD has a very small header (3-5 octets) compared to TCPs 20 bytes.  Even if
 LAPD is put inside UDP, the combination of 11 to 13 octets still saves a
-noticable number of bytes per packet. Moreover, LAPD has been modified for less
+noticeable number of bytes per packet. Moreover, LAPD has been modified for less
 reliable interfaces such as the GSM Um interface (LAPDm), as well as for the
 use in satellite systems (LAPsat in ETSI GMR).
 
@@ -136,7 +136,7 @@ The following FT values are assigned:
 * FT == 2: Dummy
 * FT == 3: Reserved for Fture Use
 
-There can be any number of OSmux messages batched up in one underlaying packet.
+There can be any number of OSmux messages batched up in one underlying packet.
 In this case, the multiple OSmux messages are simply concatenated, i.e. the
 OSmux header control octet directly follows the last octet of the payload of the
 previous OSmux message.
@@ -224,7 +224,7 @@ need to have independent timestamp and sequence numbers (related to a 8kHz
 clock) as specified in AMR-RTP.
 
 AMR Codec Mode Request (AMR-FT): 4 bits::
-This is a mapping from te AMR FT field (Frame type index) in RFC3267 Section
+This is a mapping from the AMR FT field (Frame type index) in RFC3267 Section
 4.3.2. The length of each codec frame needs to be determined from this field. It
 is thus guaranteed that all frames for a specific stream in an OSmux batch are
 of the same AMR type.
@@ -356,7 +356,7 @@ msc {
 
 === Batching
 
-Following chart shows how batching with a factor of 3 works. To easilly
+Following chart shows how batching with a factor of 3 works. To easily
 illustrate batching, only uplink and one concurrent call is considered.
 
 It can be seen how 3 RTP packets from MSa arrive to the BSC from the BTS. The
@@ -559,7 +559,7 @@ more concurrent calls.
 
 A batching factor of 8 provides very little improvement with regards to batching
 4 messages. Still, we risk to degrade user experience. Thus, we consider a
-batching factor of 3 and 4 is adecuate.
+batching factor of 3 and 4 is adequate.
 
 == Other proposed follow-up works
 
diff --git a/doc/manuals/vty/bsc_vty_reference.xml b/doc/manuals/vty/bsc_vty_reference.xml
index 178e5b573..84010436e 100644
--- a/doc/manuals/vty/bsc_vty_reference.xml
+++ b/doc/manuals/vty/bsc_vty_reference.xml
@@ -1336,7 +1336,7 @@
         <param name='&lt;0-255&gt;' doc='BTS Number' />
         <param name='smscb-command' doc='SMS Cell Broadcast' />
         <param name='normal' doc='Normal (one-shot) SMSCB Message; sent once over Abis+Um' />
-        <param name='schedule' doc='Schedule (one-shot) SMSCB Messag; sent once over Abis+Um' />
+        <param name='schedule' doc='Schedule (one-shot) SMSCB Message; sent once over Abis+Um' />
         <param name='default' doc='Default (repeating) SMSCB Message; sent once over Abis, unlimited ovrer Um' />
         <param name='&lt;1-4&gt;' doc='Last Valid Block' />
         <param name='HEXSTRING' doc='Hex Encoded SMSCB message (up to 88 octets)' />
diff --git a/doc/manuals/vty/libbsc_vty_additions.xml b/doc/manuals/vty/libbsc_vty_additions.xml
index dbf408014..869625235 100644
--- a/doc/manuals/vty/libbsc_vty_additions.xml
+++ b/doc/manuals/vty/libbsc_vty_additions.xml
@@ -118,7 +118,7 @@
         <description>
 	  The periodic location updating interval determines how often
 	  the MS will periodically perform a LOCATION UPDATE procedure,
-	  despite not having actuall changed location.  The value is
+	  despite not having actually changed location.  The value is
 	  specified in minutes.
 	</description>
       </command>
diff --git a/include/mISDNif.h b/include/mISDNif.h
index 8e065d24b..c8588cd60 100644
--- a/include/mISDNif.h
+++ b/include/mISDNif.h
@@ -46,7 +46,7 @@
 #define MISDN_RELEASE		20
 
 /* primitives for information exchange
- * generell format
+ * general format
  * <16  bit  0 >
  * <8  bit command>
  *    BIT 8 = 1 LAYER private
@@ -65,7 +65,7 @@
 #define MISDN_CMDMASK		0xff00
 #define MISDN_LAYERMASK		0x00ff
 
-/* generell commands */
+/* general commands */
 #define OPEN_CHANNEL		0x0100
 #define CLOSE_CHANNEL		0x0200
 #define CONTROL_CHANNEL		0x0300
@@ -110,7 +110,7 @@
 #define DL_UNITDATA_IND		0x3108
 #define DL_INFORMATION_IND	0x0008
 
-/* intern layer 2 managment */
+/* intern layer 2 management */
 #define MDL_ASSIGN_REQ		0x1804
 #define MDL_ASSIGN_IND		0x1904
 #define MDL_REMOVE_REQ		0x1A04
diff --git a/include/osmocom/bsc/a_reset.h b/include/osmocom/bsc/a_reset.h
index a09972e18..46a392ff0 100644
--- a/include/osmocom/bsc/a_reset.h
+++ b/include/osmocom/bsc/a_reset.h
@@ -25,7 +25,7 @@ struct bsc_msc_data;
 /* Create and start state machine which handles the reset/reset-ack procedure */
 void a_reset_alloc(struct bsc_msc_data *msc, const char *name, void *cb);
 
-/* Confirm that we sucessfully received a reset acknowlege message */
+/* Confirm that we successfully received a reset acknowledge message */
 void a_reset_ack_confirm(struct bsc_msc_data *msc);
 
 /* Report a failed connection */
diff --git a/include/osmocom/bsc/abis_rsl.h b/include/osmocom/bsc/abis_rsl.h
index 4ccfd148e..f7db7790f 100644
--- a/include/osmocom/bsc/abis_rsl.h
+++ b/include/osmocom/bsc/abis_rsl.h
@@ -60,7 +60,7 @@ int rsl_ericsson_imm_assign_cmd(struct gsm_bts *bts, uint32_t tlli, uint8_t len,
 /* Siemens vendor-specific RSL extensions */
 int rsl_siemens_mrpci(struct gsm_lchan *lchan, struct rsl_mrpci *mrpci);
 
-/* ip.access specfic RSL extensions */
+/* ip.access specific RSL extensions */
 struct msgb *rsl_make_ipacc_mdcx(const struct gsm_lchan *lchan, uint32_t dest_ip, uint16_t dest_port);
 int rsl_tx_ipacc_crcx(const struct gsm_lchan *lchan);
 int rsl_tx_ipacc_mdcx(const struct gsm_lchan *lchan);
diff --git a/include/osmocom/bsc/acc_ramp.h b/include/osmocom/bsc/acc_ramp.h
index efb12b088..31fc74fbd 100644
--- a/include/osmocom/bsc/acc_ramp.h
+++ b/include/osmocom/bsc/acc_ramp.h
@@ -71,7 +71,7 @@ struct acc_ramp {
 	/*!
 	 * Ramping step interval in seconds.
 	 * This value depends on the current BTS channel load average, unless
-	 * it has been overriden by VTY configuration.
+	 * it has been overridden by VTY configuration.
 	 */
 	unsigned int step_interval_sec;
 	bool step_interval_is_fixed;
diff --git a/include/osmocom/bsc/gsm_data.h b/include/osmocom/bsc/gsm_data.h
index 23aacd614..fe626b163 100644
--- a/include/osmocom/bsc/gsm_data.h
+++ b/include/osmocom/bsc/gsm_data.h
@@ -273,7 +273,7 @@ struct gsm_subscriber_connection {
 		/* for advanced ping/pong */
 		int send_ping;
 
-		/* SCCP connection realted */
+		/* SCCP connection related */
 		struct bsc_msc_data *msc;
 
 		/* Sigtran connection ID */
@@ -1010,7 +1010,7 @@ struct gsm_bts {
 	/* Geographical location of the BTS */
 	struct llist_head loc_list;
 
-	/* number of ths BTS in network */
+	/* number of this BTS in network */
 	uint8_t nr;
 	/* human readable name / description */
 	char *description;
@@ -1084,7 +1084,7 @@ struct gsm_bts {
 	 * receival of empty SI disabling unsupported SI. see OS#3707. */
 	bool si_unused_send_empty;
 
-	/* ip.accesss Unit ID's have Site/BTS/TRX layout */
+	/* ip.access Unit ID's have Site/BTS/TRX layout */
 	union {
 		struct {
 			uint16_t site_id;
@@ -1251,7 +1251,7 @@ struct gsm_bts {
 	struct llist_head local_neighbors;
 
 	/* BTS-specific overrides for timer values from struct gsm_network. */
-	uint8_t T3122;	/* ASSIGMENT REJECT wait indication */
+	uint8_t T3122;	/* ASSIGNMENT REJECT wait indication */
 	bool T3113_dynamic; /* Calculate T3113 timeout dynamically based on BTS channel config and load */
 
 	/* Periodic channel load measurements are used to maintain T3122. */
@@ -1411,7 +1411,7 @@ static const struct rate_ctr_desc bts_ctr_description[] = {
 	[BTS_CTR_CODEC_V1_HR] =			{"codec:hr", "Count the usage of HR codec by channel mode requested."},
 
 	[BTS_CTR_PAGING_ATTEMPTED] = 		{"paging:attempted", "Paging attempts for a subscriber."},
-	[BTS_CTR_PAGING_ALREADY] = 		{"paging:already", "Paging attempts ignored as subsciber was already being paged."},
+	[BTS_CTR_PAGING_ALREADY] = 		{"paging:already", "Paging attempts ignored as subscriber was already being paged."},
 	[BTS_CTR_PAGING_RESPONDED] = 		{"paging:responded", "Paging attempts with successful paging response."},
 	[BTS_CTR_PAGING_EXPIRED] = 		{"paging:expired", "Paging Request expired because of timeout T3113."},
 	[BTS_CTR_CHAN_ACT_TOTAL] =		{"chan_act:total", "Total number of Channel Activations."},
@@ -1476,7 +1476,7 @@ static const struct rate_ctr_desc bsc_ctr_description[] = {
 	[BSC_CTR_ASSIGNMENT_NO_CHANNEL] = 	{"assignment:no_channel", "Failure to allocate lchan for Assignment."},
 	[BSC_CTR_ASSIGNMENT_TIMEOUT] = 		{"assignment:timeout", "Assignment timed out."},
 	[BSC_CTR_ASSIGNMENT_FAILED] = 		{"assignment:failed", "Received Assignment Failure message."},
-	[BSC_CTR_ASSIGNMENT_ERROR] = 		{"assignment:error", "Assigment failed for other reason."},
+	[BSC_CTR_ASSIGNMENT_ERROR] = 		{"assignment:error", "Assignment failed for other reason."},
 
 	[BSC_CTR_HANDOVER_ATTEMPTED] = 		{"handover:attempted", "Intra-BSC handover attempts."},
 	[BSC_CTR_HANDOVER_COMPLETED] = 		{"handover:completed", "Intra-BSC handover completed."},
@@ -1484,7 +1484,7 @@ static const struct rate_ctr_desc bsc_ctr_description[] = {
 	[BSC_CTR_HANDOVER_NO_CHANNEL] = 	{"handover:no_channel", "Failure to allocate lchan for HO."},
 	[BSC_CTR_HANDOVER_TIMEOUT] = 		{"handover:timeout", "Handover timed out."},
 	[BSC_CTR_HANDOVER_FAILED] = 		{"handover:failed", "Received Handover Fail messages."},
-	[BSC_CTR_HANDOVER_ERROR] = 		{"handover:error", "Re-assigment failed for other reason."},
+	[BSC_CTR_HANDOVER_ERROR] = 		{"handover:error", "Re-assignment failed for other reason."},
 
 	[BSC_CTR_INTER_BSC_HO_OUT_ATTEMPTED] =	{"interbsc_ho_out:attempted",
 						 "Attempts to handover to remote BSS."},
@@ -1630,7 +1630,7 @@ struct gsm_bts *gsm_bts_by_lac(struct gsm_network *net, unsigned int lac,
 
 extern void *tall_bsc_ctx;
 
-/* this actaully refers to the IPA transport, not the BTS model */
+/* this actually refers to the IPA transport, not the BTS model */
 static inline int is_ipaccess_bts(struct gsm_bts *bts)
 {
 	switch (bts->type) {
diff --git a/include/osmocom/bsc/meas_feed.h b/include/osmocom/bsc/meas_feed.h
index 1849a8932..353278e71 100644
--- a/include/osmocom/bsc/meas_feed.h
+++ b/include/osmocom/bsc/meas_feed.h
@@ -20,7 +20,7 @@ struct meas_feed_meas {
 	uint8_t lchan_type;
 	/* The physical channel type, enum gsm_phys_chan_config */
 	uint8_t pchan_type;
-	/* number of ths BTS in network */
+	/* number of this BTS in network */
 	uint8_t bts_nr;
 	/* number of this TRX in the BTS */
 	uint8_t trx_nr;
diff --git a/include/osmocom/bsc/osmo_bsc_reset.h b/include/osmocom/bsc/osmo_bsc_reset.h
index 578f763e6..fb66df03d 100644
--- a/include/osmocom/bsc/osmo_bsc_reset.h
+++ b/include/osmocom/bsc/osmo_bsc_reset.h
@@ -21,7 +21,7 @@
 /* Create and start state machine which handles the reset/reset-ack procedure */
 void start_reset_fsm(struct bsc_msc_data *msc);
 
-/* Confirm that we sucessfully received a reset acknowlege message */
+/* Confirm that we successfully received a reset acknowledge message */
 void reset_ack_confirm(struct bsc_msc_data *msc);
 
 /* Report a failed connection */
diff --git a/include/osmocom/bsc/osmo_bsc_sigtran.h b/include/osmocom/bsc/osmo_bsc_sigtran.h
index b934d51d3..dc86fade9 100644
--- a/include/osmocom/bsc/osmo_bsc_sigtran.h
+++ b/include/osmocom/bsc/osmo_bsc_sigtran.h
@@ -33,7 +33,7 @@ int osmo_bsc_sigtran_open_conn(struct gsm_subscriber_connection *conn, struct ms
 /* Send data to MSC */
 int osmo_bsc_sigtran_send(struct gsm_subscriber_connection *conn, struct msgb *msg);
 
-/* Initalize osmo sigtran backhaul */
+/* Initialize osmo sigtran backhaul */
 int osmo_bsc_sigtran_init(struct llist_head *mscs);
 
 /* Close all open sigtran connections and channels */
diff --git a/include/osmocom/bsc/penalty_timers.h b/include/osmocom/bsc/penalty_timers.h
index 3aae8a0e5..f5d17786c 100644
--- a/include/osmocom/bsc/penalty_timers.h
+++ b/include/osmocom/bsc/penalty_timers.h
@@ -10,7 +10,7 @@ struct penalty_timers;
  * returns an empty struct penalty_timers.  */
 struct penalty_timers *penalty_timers_init(void *ctx);
 
-/* Add a penalty timer for an arbitary object.
+/* Add a penalty timer for an arbitrary object.
  * Note: the ownership of for_object remains with the caller; it is handled as a mere void* value, so
  * invalid pointers can be handled without problems, while common sense dictates that invalidated
  * pointers (freed objects) should probably be removed from this list. More importantly, the pointer must
diff --git a/src/ipaccess/ipaccess-config.c b/src/ipaccess/ipaccess-config.c
index 54e4efd09..f8738091d 100644
--- a/src/ipaccess/ipaccess-config.c
+++ b/src/ipaccess/ipaccess-config.c
@@ -192,7 +192,7 @@ static void check_restart_or_exit(struct gsm_bts_trx *trx)
 static int ipacc_msg_ack(uint8_t mt, struct gsm_bts_trx *trx)
 {
 	if (sw_load_state == 1) {
-		fprintf(stderr, "The new software is activaed.\n");
+		fprintf(stderr, "The new software is activated.\n");
 		check_restart_or_exit(trx);
 	} else if (oml_state == 1) {
 		fprintf(stderr, "Set the NV Attributes.\n");
@@ -238,7 +238,7 @@ static int nwl_sig_cb(unsigned int subsys, unsigned int signal,
 			/* Create whitelist from results */
 			physconf_len = build_physconf(physconf_buf,
 						      &trx->ipaccess.rxlev_stat);
-			/* Start next test abbout BCCH channel usage */
+			/* Start next test about BCCH channel usage */
 			ipac_nwl_test_start(trx, NM_IPACC_TESTNO_BCCH_CHAN_USAGE,
 					    physconf_buf, physconf_len);
 			break;
diff --git a/src/ipaccess/ipaccess-proxy.c b/src/ipaccess/ipaccess-proxy.c
index 26c5bcd92..a4ee10efc 100644
--- a/src/ipaccess/ipaccess-proxy.c
+++ b/src/ipaccess/ipaccess-proxy.c
@@ -581,7 +581,7 @@ struct msgb *ipaccess_proxy_read_msg(struct osmo_fd *bfd, int *error)
 
 	msgb_put(msg, ret);
 
-	/* then read te length as specified in header */
+	/* then read the length as specified in header */
 	msg->l2h = msg->data + sizeof(*hh);
 	len = ntohs(hh->len);
 	ret = recv(bfd->fd, msg->l2h, len, 0);
diff --git a/src/osmo-bsc/a_reset.c b/src/osmo-bsc/a_reset.c
index b75272fd1..9e046be48 100644
--- a/src/osmo-bsc/a_reset.c
+++ b/src/osmo-bsc/a_reset.c
@@ -163,11 +163,11 @@ void a_reset_alloc(struct bsc_msc_data *msc, const char *name, void *cb)
 	OSMO_ASSERT(reset_fsm);
 	msc->a.reset_fsm = reset_fsm;
 
-	/* Immediatelly (1ms) kick off reset sending mechanism */
+	/* Immediately (1ms) kick off reset sending mechanism */
 	osmo_fsm_inst_state_chg_ms(reset_fsm, ST_DISC, 1, RESET_RESEND_TIMER_NO);
 }
 
-/* Confirm that we sucessfully received a reset acknowlege message */
+/* Confirm that we successfully received a reset acknowledge message */
 void a_reset_ack_confirm(struct bsc_msc_data *msc)
 {
 	if (!msc)
diff --git a/src/osmo-bsc/abis_nm.c b/src/osmo-bsc/abis_nm.c
index 48e918353..523cc388b 100644
--- a/src/osmo-bsc/abis_nm.c
+++ b/src/osmo-bsc/abis_nm.c
@@ -2105,7 +2105,7 @@ int abis_nm_perform_test(struct gsm_bts *bts, uint8_t obj_class,
 {
 	struct abis_om_hdr *oh;
 
-	DEBUGP(DNM, "PEFORM TEST %s\n", abis_nm_test_name(test_nr));
+	DEBUGP(DNM, "PERFORM TEST %s\n", abis_nm_test_name(test_nr));
 
 	if (!msg)
 		msg = nm_msgb_alloc();
@@ -2851,7 +2851,7 @@ static void rsl_connect_timeout(void *data)
 
 	LOG_TRX(trx, DRSL, LOGL_NOTICE, "RSL connection request timed out\n");
 
-	/* Fake an RSL CONECT NACK message from the BTS. */
+	/* Fake an RSL CONNECT NACK message from the BTS. */
 	signal.trx = trx;
 	signal.msg_type = NM_MT_IPACC_RSL_CONNECT_NACK;
 	osmo_signal_dispatch(SS_NM, S_NM_IPACC_NACK, &signal);
diff --git a/src/osmo-bsc/abis_nm_vty.c b/src/osmo-bsc/abis_nm_vty.c
index 3019eb828..b1c6d56d2 100644
--- a/src/osmo-bsc/abis_nm_vty.c
+++ b/src/osmo-bsc/abis_nm_vty.c
@@ -1,4 +1,4 @@
-/* VTY interface for A-bis OML (Netowrk Management) */
+/* VTY interface for A-bis OML (Network Management) */
 
 /* (C) 2009-2018 by Harald Welte <laforge@gnumonks.org>
  *
diff --git a/src/osmo-bsc/abis_om2000.c b/src/osmo-bsc/abis_om2000.c
index fda273de9..e6b06c344 100644
--- a/src/osmo-bsc/abis_om2000.c
+++ b/src/osmo-bsc/abis_om2000.c
@@ -1578,7 +1578,7 @@ static void om2k_mo_st_wait_start_res(struct osmo_fsm_inst *fi, uint32_t event,
 		abis_om2k_tx_op_info(omfp->trx->bts, &omfp->mo->addr, 1);
 		return;
 	case OM2K_MO_CLS_DP:
-		/* Transition directoy to WAIT_ENABLE_ACCEPT */
+		/* Transition directory to WAIT_ENABLE_ACCEPT */
 		osmo_fsm_inst_state_chg(fi, OM2K_ST_WAIT_ENABLE_ACCEPT,
 					OM2K_TIMEOUT, 0);
 		abis_om2k_tx_enable_req(omfp->trx->bts, &omfp->mo->addr);
diff --git a/src/osmo-bsc/abis_rsl.c b/src/osmo-bsc/abis_rsl.c
index d4917f295..8df0e81a6 100644
--- a/src/osmo-bsc/abis_rsl.c
+++ b/src/osmo-bsc/abis_rsl.c
@@ -1391,7 +1391,7 @@ static int rsl_rx_chan_rqd(struct msgb *msg)
 	/* check availability / allocate channel
 	 *
 	 * - First try to allocate SDCCH.
-	 * - If SDCCH is not available, try a TCH/H (less bandwith).
+	 * - If SDCCH is not available, try a TCH/H (less bandwidth).
 	 * - If there is still no channel available, try a TCH/F.
 	 *
 	 */
@@ -1438,7 +1438,7 @@ int rsl_tx_imm_assignment(struct gsm_lchan *lchan)
 	uint8_t buf[GSM_MACBLOCK_LEN];
 	struct gsm48_imm_ass *ia = (struct gsm48_imm_ass *) buf;
 
-	/* create IMMEDIATE ASSIGN 04.08 messge */
+	/* create IMMEDIATE ASSIGN 04.08 message */
 	memset(ia, 0, sizeof(*ia));
 	/* we set ia->l2_plen once we know the length of the MA below */
 	ia->proto_discr = GSM48_PDISC_RR;
diff --git a/src/osmo-bsc/assignment_fsm.c b/src/osmo-bsc/assignment_fsm.c
index aefa4afa5..16e04cd5b 100644
--- a/src/osmo-bsc/assignment_fsm.c
+++ b/src/osmo-bsc/assignment_fsm.c
@@ -434,7 +434,7 @@ void assignment_fsm_start(struct gsm_subscriber_connection *conn, struct gsm_bts
 	conn->assignment.req = *req;
 	req = &conn->assignment.req;
 
-	/* Check if we need a voice stream. If yes, set the approriate struct
+	/* Check if we need a voice stream. If yes, set the appropriate struct
 	 * members in conn */
 	if (check_requires_voice_stream(conn) < 0)
 		return;
diff --git a/src/osmo-bsc/bsc_subscr_conn_fsm.c b/src/osmo-bsc/bsc_subscr_conn_fsm.c
index 60f035db6..a96adb36a 100644
--- a/src/osmo-bsc/bsc_subscr_conn_fsm.c
+++ b/src/osmo-bsc/bsc_subscr_conn_fsm.c
@@ -543,7 +543,7 @@ bool gscon_connect_mgw_to_msc(struct gsm_subscriber_connection *conn,
 		const struct mgcp_conn_peer *prev_crcx_info = osmo_mgcpc_ep_ci_get_rtp_info(ci);
 
 		if (!conn->user_plane.mgw_endpoint) {
-			LOGPFSML(conn->fi, LOGL_ERROR, "Internal error: conn has a CI but no endoint\n");
+			LOGPFSML(conn->fi, LOGL_ERROR, "Internal error: conn has a CI but no endpoint\n");
 			return false;
 		}
 
diff --git a/src/osmo-bsc/bsc_vty.c b/src/osmo-bsc/bsc_vty.c
index 0fbff8691..1195d6580 100644
--- a/src/osmo-bsc/bsc_vty.c
+++ b/src/osmo-bsc/bsc_vty.c
@@ -2013,7 +2013,7 @@ DEFUN(cfg_bts,
 		bts = bsc_bts_alloc_register(gsmnet, GSM_BTS_TYPE_UNKNOWN,
 					     HARDCODED_BSIC);
 		/*
-		 * Initalize bts->acc_ramp here. Else we could segfault while
+		 * Initialize bts->acc_ramp here. Else we could segfault while
 		 * processing a configuration file with ACC ramping settings.
 		 */
 		acc_ramp_init(&bts->acc_ramp, bts);
@@ -3816,7 +3816,7 @@ static void get_amr_start_from_arg(struct vty *vty, const char *argv[], int full
 	}
 }
 
-/* Give the current amr configuration a final consistency chack by feeding the
+/* Give the current amr configuration a final consistency check by feeding the
  * the configuration into the gsm48 multirate IE generator function */
 static int check_amr_config(struct vty *vty)
 {
@@ -4610,7 +4610,7 @@ DEFUN(smscb_cmd, smscb_cmd_cmd,
 	"BTS related commands\n" BTS_NR_STR
 	"SMS Cell Broadcast\n"
 	"Normal (one-shot) SMSCB Message; sent once over Abis+Um\n"
-	"Schedule (one-shot) SMSCB Messag; sent once over Abis+Um\n"
+	"Schedule (one-shot) SMSCB Message; sent once over Abis+Um\n"
 	"Default (repeating) SMSCB Message; sent once over Abis, unlimited ovrer Um\n"
 	"Last Valid Block\n"
 	"Hex Encoded SMSCB message (up to 88 octets)\n")
diff --git a/src/osmo-bsc/bts_siemens_bs11.c b/src/osmo-bsc/bts_siemens_bs11.c
index b1688f3d5..d0fe38b40 100644
--- a/src/osmo-bsc/bts_siemens_bs11.c
+++ b/src/osmo-bsc/bts_siemens_bs11.c
@@ -330,7 +330,7 @@ unsigned char msg_4[] =
 /*
   Object Class: Transceiver
   BTS relat. Number: 0
-  Tranceiver number: 0
+  Transceiver number: 0
   Instance 3: FF
 SET TRX ATTRIBUTES
   aRFCNList (HEX):  0001
diff --git a/src/osmo-bsc/codec_pref.c b/src/osmo-bsc/codec_pref.c
index b27defcde..be442b542 100644
--- a/src/osmo-bsc/codec_pref.c
+++ b/src/osmo-bsc/codec_pref.c
@@ -189,7 +189,7 @@ static bool test_codec_support_bts(const struct gsm_bts *bts, uint8_t perm_spch)
 	bool rate_match = false;
 
 	/* Check if the BTS provides a physical channel that matches the
-	 * bandwith of the desired codec. */
+	 * bandwidth of the desired codec. */
 	rc = full_rate_from_perm_spch(&full_rate, perm_spch);
 	if (rc < 0)
 		return false;
@@ -286,13 +286,13 @@ static int match_amr_s15_s0(struct channel_mode_and_rate *ch_mode_rate, const st
 	 * However, only AoIP based networks will include a speech codec list
 	 * into the ASSIGNMENT COMMAND. For non AoIP based networks, no speech
 	 * codec (sc_match) will be available, so we will fully rely on the
-	 * local configuration for thoses cases. */
+	 * local configuration for those cases. */
 	if (sc_match)
 		ch_mode_rate->s15_s0 = sc_match->cfg & amr_s15_s0_supported;
 	else
 		ch_mode_rate->s15_s0 = amr_s15_s0_supported;
 
-	/* Prefer "Config-NB-Code = 1" (S1) over all other AMR rates setttings.
+	/* Prefer "Config-NB-Code = 1" (S1) over all other AMR rates settings.
 	 * When S1 is set, the active set will automatically include 12.2k, 7.4k,
 	 * 5.9k, 4.75k, in case of HR 12,2k is left out. */
 	if (ch_mode_rate->s15_s0 & GSM0808_SC_CFG_AMR_4_75_5_90_7_40_12_20) {
diff --git a/src/osmo-bsc/gsm_04_08_rr.c b/src/osmo-bsc/gsm_04_08_rr.c
index 1fbbb5787..586eeaba2 100644
--- a/src/osmo-bsc/gsm_04_08_rr.c
+++ b/src/osmo-bsc/gsm_04_08_rr.c
@@ -405,12 +405,12 @@ int gsm48_multirate_config(uint8_t *lv,
 	for (i = 0; i < num_modes; i++) {
 		if (i > 0 && modes[i - 1].mode > modes[i].mode) {
 			LOGP(DRR, LOGL_ERROR,
-			     "BUG: Multirate codec with inconsistant config (mode order).\n");
+			     "BUG: Multirate codec with inconsistent config (mode order).\n");
 			return -EINVAL;
 		}
 		if (i > 0 && modes[i - 1].mode == modes[i].mode) {
 			LOGP(DRR, LOGL_ERROR,
-			     "BUG: Multirate codec with inconsistant config (duplicate modes).\n");
+			     "BUG: Multirate codec with inconsistent config (duplicate modes).\n");
 			return -EINVAL;
 		}
 	}
@@ -460,7 +460,7 @@ int gsm48_multirate_config(uint8_t *lv,
 			}
 			if (!mode_valid) {
 				LOGP(DRR, LOGL_ERROR,
-				     "BUG: Multirate codec with inconsistant config (no mode defined).\n");
+				     "BUG: Multirate codec with inconsistent config (no mode defined).\n");
 				return -EINVAL;
 			}
 		}
diff --git a/src/osmo-bsc/gsm_data.c b/src/osmo-bsc/gsm_data.c
index e7fe065be..1c2c4d8e7 100644
--- a/src/osmo-bsc/gsm_data.c
+++ b/src/osmo-bsc/gsm_data.c
@@ -838,7 +838,7 @@ struct gsm_bts *gsm_bts_alloc(struct gsm_network *net, uint8_t bts_num)
 	bts->chan_load_avg = 0;
 
 	/* timer overrides */
-	bts->T3122 = 0; /* not overriden by default */
+	bts->T3122 = 0; /* not overridden by default */
 	bts->T3113_dynamic = true; /* dynamic by default */
 
 	bts->dtxu = GSM48_DTX_SHALL_NOT_BE_USED;
diff --git a/src/osmo-bsc/handover_decision.c b/src/osmo-bsc/handover_decision.c
index 0bfbce20d..533840024 100644
--- a/src/osmo-bsc/handover_decision.c
+++ b/src/osmo-bsc/handover_decision.c
@@ -180,7 +180,7 @@ static void attempt_handover(struct gsm_meas_rep *mr)
 		if (nmp->arfcn == 0)
 			continue;
 
-		/* caculate average rxlev for this cell over the window */
+		/* calculate average rxlev for this cell over the window */
 		avg = neigh_meas_avg(nmp, ho_get_hodec1_rxlev_neigh_avg_win(bts->ho));
 
 		/* check if hysteresis is fulfilled */
diff --git a/src/osmo-bsc/handover_decision_2.c b/src/osmo-bsc/handover_decision_2.c
index 0e24c0d47..ab507e84c 100644
--- a/src/osmo-bsc/handover_decision_2.c
+++ b/src/osmo-bsc/handover_decision_2.c
@@ -982,7 +982,7 @@ static void collect_candidates_for_lchan(struct gsm_lchan *lchan,
 
 	OSMO_ASSERT(candidates);
 
-	/* caculate average rxlev for this cell over the window */
+	/* calculate average rxlev for this cell over the window */
 	av_rxlev = get_meas_rep_avg(lchan,
 				    ho_get_hodec2_full_tdma(bts->ho) ?
 				    MEAS_REP_DL_RXLEV_FULL : MEAS_REP_DL_RXLEV_SUB,
@@ -990,7 +990,7 @@ static void collect_candidates_for_lchan(struct gsm_lchan *lchan,
 	if (_av_rxlev)
 		*_av_rxlev = av_rxlev;
 
-	/* in case there is no measurment report (yet) */
+	/* in case there is no measurement report (yet) */
 	if (av_rxlev < 0) {
 		LOGPHOLCHAN(lchan, LOGL_DEBUG, "Not collecting candidates, not enough measurements"
 			    " (got %d, want %u)\n",
@@ -1023,7 +1023,7 @@ static void collect_candidates_for_lchan(struct gsm_lchan *lchan,
  * Do not perform this process, if handover and assignment are disabled for
  * the current cell.
  * Do not perform handover, if the minimum acceptable RX level
- * is not reched for this cell.
+ * is not reached for this cell.
  *
  * If one or more 'better cells' are available, check the current and neighbor
  * cell measurements in descending order of their RX levels (down-link):
@@ -1263,7 +1263,7 @@ static void on_measurement_report(struct gsm_meas_rep *mr)
 		return;
 	}
 
-	/* get average levels. if not enought measurements yet, value is < 0 */
+	/* get average levels. if not enough measurements yet, value is < 0 */
 	av_rxlev = get_meas_rep_avg(lchan,
 				    ho_get_hodec2_full_tdma(bts->ho) ?
 				    MEAS_REP_DL_RXLEV_FULL : MEAS_REP_DL_RXLEV_SUB,
@@ -1366,7 +1366,7 @@ static void on_measurement_report(struct gsm_meas_rep *mr)
  * Do not perform this process, if handover and assignment are disabled for
  * the current cell.
  * Do not perform handover, if the minimum acceptable RX level
- * is not reched for this cell.
+ * is not reached for this cell.
  * Only check candidates that will solve/reduce congestion.
  *
  * If a cell is congested, all slots are checked for all their RX levels
diff --git a/src/osmo-bsc/handover_fsm.c b/src/osmo-bsc/handover_fsm.c
index d1593470b..e36aaae72 100644
--- a/src/osmo-bsc/handover_fsm.c
+++ b/src/osmo-bsc/handover_fsm.c
@@ -848,7 +848,7 @@ void handover_end(struct gsm_subscriber_connection *conn, enum handover_result r
 	if (result == HO_RESULT_OK)
 		conn->ho.created_ci_for_msc = NULL;
 
-	/* If the performed handover was an INTRA BSC HANDOVER, inform the MSC that a handover has happend */
+	/* If the performed handover was an INTRA BSC HANDOVER, inform the MSC that a handover has happened */
 	if (result == HO_RESULT_OK && ((ho->scope & HO_INTRA_CELL) || (ho->scope & HO_INTRA_BSC)))
 		send_handover_performed(conn);
 
diff --git a/src/osmo-bsc/lchan_rtp_fsm.c b/src/osmo-bsc/lchan_rtp_fsm.c
index a5efa3d3d..da09aec86 100644
--- a/src/osmo-bsc/lchan_rtp_fsm.c
+++ b/src/osmo-bsc/lchan_rtp_fsm.c
@@ -446,7 +446,7 @@ static void lchan_rtp_fsm_wait_mgw_endpoint_configured_onenter(struct osmo_fsm_i
 
 	/* At this point, we are taking over an old lchan's MGW endpoint (if any). */
 	if (!lchan->mgw_endpoint_ci_bts && old_lchan) {
-		/* The old lchan shall forget the enpoint now. We might put it back upon ROLLBACK */
+		/* The old lchan shall forget the endpoint now. We might put it back upon ROLLBACK */
 		lchan->mgw_endpoint_ci_bts = old_lchan->mgw_endpoint_ci_bts;
 		old_lchan->mgw_endpoint_ci_bts = NULL;
 	}
diff --git a/src/osmo-bsc/neighbor_ident_vty.c b/src/osmo-bsc/neighbor_ident_vty.c
index f158e7f4e..54d6944f5 100644
--- a/src/osmo-bsc/neighbor_ident_vty.c
+++ b/src/osmo-bsc/neighbor_ident_vty.c
@@ -425,7 +425,7 @@ static int neighbor_del_all(struct vty *vty)
 				bts->nr, neigh_bts->nr, VTY_NEWLINE);
 			removed += rc;
 		} else {
-			vty_out(vty, "%% Error while removing local neigbor bts %u to bts %u, aborted%s",
+			vty_out(vty, "%% Error while removing local neighbor bts %u to bts %u, aborted%s",
 				bts->nr, neigh_bts->nr, VTY_NEWLINE);
 			return CMD_WARNING;
 		}
diff --git a/src/osmo-bsc/osmo_bsc_bssap.c b/src/osmo-bsc/osmo_bsc_bssap.c
index dcd06f37a..74faae1bc 100644
--- a/src/osmo-bsc/osmo_bsc_bssap.c
+++ b/src/osmo-bsc/osmo_bsc_bssap.c
@@ -641,13 +641,13 @@ static int bssmap_handle_lcls_connect_ctrl(struct gsm_subscriber_connection *con
 	return 0;
 }
 
-/* Select a prefered and an alternative codec rate depending on the available
+/* Select a preferred and an alternative codec rate depending on the available
  * capabilities. This decision does not include the actual channel load yet,
- * this is also the reason why the result is a prefered and an alternate
+ * this is also the reason why the result is a preferred and an alternate
  * setting. The final decision is made in assignment_fsm.c when the actual
  * lchan is requested. The preferred lchan will be requested first. If we
  * find an alternate setting here, this one will be tried secondly if our
- * primary coice fails. */
+ * primary choice fails. */
 static int select_codecs(struct assignment_request *req, struct gsm0808_channel_type *ct,
 			 struct gsm_subscriber_connection *conn)
 {
diff --git a/src/osmo-bsc/osmo_bsc_lcls.c b/src/osmo-bsc/osmo_bsc_lcls.c
index f0c62a195..4ab04419d 100644
--- a/src/osmo-bsc/osmo_bsc_lcls.c
+++ b/src/osmo-bsc/osmo_bsc_lcls.c
@@ -743,7 +743,7 @@ static void lcls_fsm_cleanup(struct osmo_fsm_inst *fi, enum osmo_fsm_term_cause
 	struct gsm_subscriber_connection *conn = fi->priv;
 
 	if (conn->lcls.other) {
-		/* inform the "other" side that we're dead, so it can disabe LS and send NOTIFY */
+		/* inform the "other" side that we're dead, so it can disable LS and send NOTIFY */
 		if (conn->lcls.other->fi)
 			osmo_fsm_inst_dispatch(conn->lcls.other->lcls.fi, LCLS_EV_OTHER_DEAD, conn);
 		conn->lcls.other = NULL;
diff --git a/src/osmo-bsc/osmo_bsc_main.c b/src/osmo-bsc/osmo_bsc_main.c
index 41e810b2e..0fe35b354 100644
--- a/src/osmo-bsc/osmo_bsc_main.c
+++ b/src/osmo-bsc/osmo_bsc_main.c
@@ -844,7 +844,7 @@ int main(int argc, char **argv)
 	logging_vty_add_deprecated_subsys(tall_bsc_ctx, "cc");
 	logging_vty_add_deprecated_subsys(tall_bsc_ctx, "mgcp");
 
-	/* Initalize SS7 */
+	/* Initialize SS7 */
 	osmo_ss7_init();
 	osmo_ss7_vty_init_asp(tall_bsc_ctx);
 	osmo_sccp_vty_init();
diff --git a/src/osmo-bsc/osmo_bsc_sigtran.c b/src/osmo-bsc/osmo_bsc_sigtran.c
index 543e6de58..50b03ce47 100644
--- a/src/osmo-bsc/osmo_bsc_sigtran.c
+++ b/src/osmo-bsc/osmo_bsc_sigtran.c
@@ -475,7 +475,7 @@ static void osmo_bsc_sigtran_reset_cb(const void *priv)
 
 static int asp_rx_unknown(struct osmo_ss7_asp *asp, int ppid_mux, struct msgb *msg);
 
-/* Initalize osmo sigtran backhaul */
+/* Initialize osmo sigtran backhaul */
 int osmo_bsc_sigtran_init(struct llist_head *mscs)
 {
 	bool free_attempt_used = false;
@@ -567,7 +567,7 @@ int osmo_bsc_sigtran_init(struct llist_head *mscs)
 
 		/* If we have detected that the SS7 configuration of the MSC we have just initialized
 		 * was incomplete or completely missing, we can not tolerate another incomplete
-		 * configuration. The reson for this is that we do only specify exactly one default
+		 * configuration. The reason for this is that we do only specify exactly one default
 		 * pointcode pair. We also specify localhost as default IP-Address. If we have wanted
 		 * to support multiple MSCs with automatic configuration we would be forced to invent
 		 * a complex ruleset how to allocate the pointcodes and respective IP-Addresses.
diff --git a/src/osmo-bsc/paging.c b/src/osmo-bsc/paging.c
index ca52ee79f..d32cded54 100644
--- a/src/osmo-bsc/paging.c
+++ b/src/osmo-bsc/paging.c
@@ -306,7 +306,7 @@ static unsigned int calculate_timer_3113(struct gsm_bts *bts)
 	/* TODO: take into account load of paging group for req->bsub */
 
 	/* MFRMS defines repeat interval of paging messages for MSs that belong
-	 * to same paging group accross multiple 51 frame multiframes.
+	 * to same paging group across multiple 51 frame multiframes.
 	 * MAXTRANS defines maximum number of RACH retransmissions.
 	 */
 	to_us = GSM51_MFRAME_DURATION_us * (bts->si_common.chan_desc.bs_pa_mfrms + 2) *
diff --git a/src/osmo-bsc/pcu_sock.c b/src/osmo-bsc/pcu_sock.c
index 4425117c7..b04140277 100644
--- a/src/osmo-bsc/pcu_sock.c
+++ b/src/osmo-bsc/pcu_sock.c
@@ -282,7 +282,7 @@ int pcu_tx_imm_ass_sent(struct gsm_bts *bts, uint32_t tlli)
 	return pcu_sock_send(bts, msg);
 }
 
-/* we need to decode the raw RR paging messsage (see PCU code
+/* we need to decode the raw RR paging message (see PCU code
  * Encoding::write_paging_request) and extract the mobile identity
  * (P-TMSI) from it */
 static int pcu_rx_rr_paging(struct gsm_bts *bts, uint8_t paging_group,
@@ -607,7 +607,7 @@ static int pcu_sock_cb(struct osmo_fd *bfd, unsigned int flags)
 	return rc;
 }
 
-/* accept connection comming from PCU */
+/* accept connection coming from PCU */
 static int pcu_sock_accept(struct osmo_fd *bfd, unsigned int flags)
 {
 	struct pcu_sock_state *state = (struct pcu_sock_state *)bfd->data;
diff --git a/src/osmo-bsc/system_information.c b/src/osmo-bsc/system_information.c
index 4709f7fc0..6e5841966 100644
--- a/src/osmo-bsc/system_information.c
+++ b/src/osmo-bsc/system_information.c
@@ -248,7 +248,7 @@ int bts_earfcn_add(struct gsm_bts *bts, uint16_t earfcn, uint8_t thresh_hi, uint
 	return r;
 }
 
-/* Scrambling Code as defined in 3GPP TS 25.213 is 9 bit long so number below is unreacheable upper bound */
+/* Scrambling Code as defined in 3GPP TS 25.213 is 9 bit long so number below is unreachable upper bound */
 #define SC_BOUND 600
 
 /* Find position for a given UARFCN (take SC into consideration if it's available) in a sorted list
@@ -518,7 +518,7 @@ static int bitvec2freq_list(uint8_t *chan_list, struct bitvec *bv,
 
 	for (i = 0; i < bv->data_len*8; i++) {
 		/* in case of SI2 or SI5 allow all neighbours in same band
-		 * in case of SI*bis, allow neighbours in same band ouside pgsm
+		 * in case of SI*bis, allow neighbours in same band outside pgsm
 		 * in case of SI*ter, allow neighbours in different bands
 		 */
 		if (!bitvec_get_bit_pos(bv, i))
diff --git a/tests/codec_pref/codec_pref_test.c b/tests/codec_pref/codec_pref_test.c
index ce82f3d93..8bc31cd0e 100644
--- a/tests/codec_pref/codec_pref_test.c
+++ b/tests/codec_pref/codec_pref_test.c
@@ -325,7 +325,7 @@ static void make_bts_config(struct gsm_bts *bts, uint8_t config_no)
 	cfg->m10_2 = 0;
 	cfg->m12_2 = 0;
 
-	/* Initalize TRX with a TCH/F and a TCH/H channel */
+	/* Initialize TRX with a TCH/F and a TCH/H channel */
 	memset(&trx, 0, sizeof(trx));
 	INIT_LLIST_HEAD(&bts->trx_list);
 	llist_add(&trx.list, &bts->trx_list);
diff --git a/tests/handover/handover_test.c b/tests/handover/handover_test.c
index bedf6f986..0d9871702 100644
--- a/tests/handover/handover_test.c
+++ b/tests/handover/handover_test.c
@@ -696,7 +696,7 @@ static char *test_case_10[] = {
 
 	"Hysteresis\n\n"
 	"If neighbor cell is better, handover is only performed if the\n"
-	"ammount of improvement is greater or equal hyteresis\n",
+	"amount of improvement is greater or equal hyteresis\n",
 
 	"create-bts", "2",
 	"create-ms", "0", "TCH/F", "AMR",
@@ -817,7 +817,7 @@ static char *test_case_15[] = {
 	"reports are received, before RXQUAL is checked.\n",
 	/* (See also test 28, which tests for RXQUAL triggering HO to congested cell.) */
 	/* TODO: bad RXQUAL may want to prefer assignment within the same cell to avoid interference.
-	 * See Performence Enhancements in a Frequency Hopping GSM Network (Nielsen Wigard 2002), Chapter
+	 * See Performance Enhancements in a Frequency Hopping GSM Network (Nielsen Wigard 2002), Chapter
 	 * 2.1.1, "Interference" in the list of triggers on p.157. */
 
 	"create-bts", "2",
@@ -1142,7 +1142,7 @@ static char *test_case_24[] = {
 	"2",
 	"No (or not enough) measurements for handover\n\n"
 	"Do not solve congestion in cell, because there is no measurement.\n"
-	"As soon as enough measurments available (1 in our case), perform\n"
+	"As soon as enough measurements available (1 in our case), perform\n"
 	"handover. Afterwards the old cell becomes congested and the new\n"
 	"cell is not. Do not perform handover until new measurements are\n"
 	"received.\n",