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diff --git a/docbook/wsdg_src/WSDG_chapter_capture.asciidoc b/docbook/wsdg_src/WSDG_chapter_capture.asciidoc
index a6cd4dc930..ccae1815da 100644
--- a/docbook/wsdg_src/WSDG_chapter_capture.asciidoc
+++ b/docbook/wsdg_src/WSDG_chapter_capture.asciidoc
@@ -1,7 +1,7 @@
++++++++++++++++++++++++++++++++++++++
<!-- WSDG Chapter Capture -->
++++++++++++++++++++++++++++++++++++++
-
+
[[ChapterCapture]]
== Packet capturing
@@ -17,12 +17,12 @@ This chapter needs to be reviewed and extended.
The following is an updated excerpt from a developer mailing list mail about
adding ISO 9141 and 14230 (simple serial line card diagnostics) to Wireshark:
-For libpcap, the first thing you'd need to do would be to get +$$DLT_*$$+ values
+For libpcap, the first thing you'd need to do would be to get +{dlt-glob}+ values
for all the link-layer protocols you'd need. If ISO 9141 and 14230 use the same
-link-layer protocol, they might be able to share a +$$DLT_*$$+ value, unless the
+link-layer protocol, they might be able to share a +{dlt-glob}+ value, unless the
only way to know what protocols are running above the link layer is to know
which link-layer protocol is being used, in which case you might want separate
-+$$DLT_*$$+ values.
++{dlt-glob}+ values.
For the rest of the libpcap discussion, I'll assume you're working with libpcap
1.0 or later and that this is on a UN*X platform. You probably don't want to
@@ -30,45 +30,45 @@ work with a version older than 1.0, even if whatever OS you're using happens to
include libpcap - older versions are not as friendly towards adding support for
devices other than standard network interfaces.
-Then you'd probably add to the +pcap_open_live()+ routine, for whatever
+Then you'd probably add to the `pcap_open_live()` routine, for whatever
platform or platforms this code should work, something such as a check
for device names that look like serial port names and, if the check
succeeds, a call to a routine to open the serial port.
-See, for example, the +#ifdef HAVE_DAG_API+ code in 'pcap-linux.c' and
-'pcap-bpf.c'.
+See, for example, the `#ifdef HAVE_DAG_API` code in _pcap-linux.c_ and
+_pcap-bpf.c_.
The serial port open routine would open the serial port device, set the baud
-rate and do anything else needed to open the device. It'd allocate a +pcap_t+,
-set its +fd+ member to the file descriptor for the serial device, set the
-+snapshot+ member to the argument passed to the open routine, set the +linktype+
-member to one of the +$$DLT_*$$+ values, and set the +selectable_fd+ member to
-the same value as the +fd+ member. It should also set the +dlt_count+ member to
-the number of +$$DLT_*$$+ values to support, and allocate an array of
-+dlt_count+ +u_int+s, assign it to the +dlt_list+ member, and fill in that list
-with all the +$$DLT_*$$+ values.
+rate and do anything else needed to open the device. It'd allocate a `pcap_t`,
+set its `fd` member to the file descriptor for the serial device, set the
+`snapshot` member to the argument passed to the open routine, set the `linktype`
+member to one of the +{dlt-glob}+ values, and set the `selectable_fd` member to
+the same value as the `fd` member. It should also set the `dlt_count` member to
+the number of +{dlt-glob}+ values to support, and allocate an array of
+`dlt_count` `u_int`s, assign it to the `dlt_list` member, and fill in that list
+with all the +{dlt-glob}+ values.
-You'd then set the various +$$*_op$$+ fields to routines to handle the operations in
-question. +read_op+ is the routine that'd read packets from the device. +inject_op+
+You'd then set the various `_*_op` fields to routines to handle the operations in
+question. `read_op` is the routine that'd read packets from the device. `inject_op`
would be for sending packets; if you don't care about that, you'd set it to a
-routine that returns an error indication. +setfilter_op+ can probably just be set
-to +install_bpf_program+. +set_datalink+ would just set the +linktype+ member to the
+routine that returns an error indication. `setfilter_op` can probably just be set
+to `install_bpf_program`. `set_datalink` would just set the `linktype` member to the
specified value if it's one of the values for OBD, otherwise it should return an
-error. +getnonblock_op+ can probably be set to +pcap_getnonblock_fd+. +setnonblock_op+
-can probably be set to +pcap_setnonblock_fd+. +stats_op+ would be set to a routine
-that reports statistics. +close_op+ can probably be set to +pcap_close_common+.
+error. `getnonblock_op` can probably be set to `pcap_getnonblock_fd`. `setnonblock_op`
+can probably be set to `pcap_setnonblock_fd`. `stats_op` would be set to a routine
+that reports statistics. `close_op` can probably be set to `pcap_close_common`.
-If there's more than one +$$DLT_*$$+ value, you definitely want a +set_datalink+
+If there's more than one +{dlt-glob}+ value, you definitely want a `set_datalink`
routine so that the user can select the appropriate link-layer type.
-For Wireshark, you'd add support for those +$$DLT_*$$+ values to
-'wiretap/libpcap.c', which might mean adding one or more +WTAP_ENCAP+ types to
-'wtap.h' and to the +$$encap_table[]$$+ table in 'wiretap/wtap.c'. You'd then
+For Wireshark, you'd add support for those +{dlt-glob}+ values to
+_wiretap/libpcap.c_, which might mean adding one or more _WTAP_ENCAP_ types to
+_wtap.h_ and to the `encap_table[]` table in _wiretap/wtap.c_. You'd then
have to write a dissector or dissectors for the link-layer protocols or
-protocols and have them register themselves with the +wtap_encap+ dissector
-table, with the appropriate +WTAP_ENCAP+ values by calling
-+dissector_add_uint()+.
+protocols and have them register themselves with the `wtap_encap` dissector
+table, with the appropriate _WTAP_ENCAP_ values by calling
+`dissector_add_uint()`.
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<!-- End of WSDG Chapter Capture -->
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