From 29980b7ccb88eb1cb45d83ad90aadb1a379a9e50 Mon Sep 17 00:00:00 2001
From: Holger Hans Peter Freyther <holger@moiji-mobile.com>
Date: Fri, 7 Jul 2017 01:07:52 +0200
Subject: sgsn: Fix numbering of QoS and add basic description for APN

QoS was supposed to be 13 as 12 has been used for the APN. Fix that
and document the APN.

Change-Id: Ib6113aa7c59841aada424e2cafd94ed88c7badc7
---
 doc/manuals/chapters/gsup.adoc | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'doc')

diff --git a/doc/manuals/chapters/gsup.adoc b/doc/manuals/chapters/gsup.adoc
index f496b84a8..9110f08c8 100644
--- a/doc/manuals/chapters/gsup.adoc
+++ b/doc/manuals/chapters/gsup.adoc
@@ -501,7 +501,7 @@ This is a container for information elements describing a single PDP.
 |  |Length of PDP Info IE||M|V|1
 |10|PDP Context ID|<<gsup-ie-pdpctxid>>|C|TLV|3
 |11|PDP Type|<<gsup-ie-pdptype>>|C|TLV|4
-|12|Access Point Name|3GPP TS 04.08, Ch. 10.5.6.1|C|TLV|3-102
+|12|Access Point Name|<<gsup-ie-apn>>|C|TLV|3-102
 |13|Quality of Service|<<gsup-ie-qos>>|O|TLV|1-20
 |===
 
@@ -690,7 +690,8 @@ IEI that shall be used for the encoding.
 |0x09|HLR Number|<<gsup-ie-hlr>>
 |0x10|PDP Context ID|<<gsup-ie-pdpctxid>>
 |0x11|PDP Type|<<gsup-ie-pdptype>>
-|0x12|QoS|<<gsup-ie-qos>>
+|0x12|Access Point Name|<<gsup-ie-apn>>
+|0x13|QoS|<<gsup-ie-qos>>
 |0x20|RAND|<<gsup-ie-rand>>
 |0x21|SRES|<<gsup-ie-sres>>
 |0x22|Kc|<<gsup-ie-kc>>
@@ -772,6 +773,12 @@ to the GGSN during the activation of the primary PDP Context.
 }
 ----
 
+[[gsup-ie-apn]]
+==== Access Point Name
+
+This encodes the Access Point Name of a PDP Context. The encoding
+is defined in 3GPP TS 23.003.
+
 [[gsup-ie-qos]]
 ==== Quality of Service Subscribed Service
 
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