laforge submitted this change.

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Approvals: laforge: Looks good to me, approved pespin: Looks good to me, but someone else must approve Jenkins Builder: Verified
Corrected description of MSISDN IE and IMEI IE coding

1 2 3 4 5 6 7 8
+-------------------------------+
| MSISDN IE type |Res| octet 1
+-------------------------------+
| Length of IE content | octet 2
+-------------------------------+
| Length of BCD content | octet 3
+-------------------------------+
| Digit 1 | Digit 2 | octet 4..n
| .... | |
+-------------------------------+

The length of the BCD content specifies how many subsequent octets
contain BCD data (it does *not* indicate the number of digits).
This length must be less than the total length of the IE content.
Any octets following the BCD content shall be ignored.

Related: OS#6797
Change-Id: I4db05e4a01199334b75fffd60270b88f541b98f4
---
M common/chapters/gsup.adoc
1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/common/chapters/gsup.adoc b/common/chapters/gsup.adoc
index f5cce14..824ac90 100644
--- a/common/chapters/gsup.adoc
+++ b/common/chapters/gsup.adoc
@@ -1510,6 +1510,10 @@
BCD Number in 3GPP TS 24.008. It will be stored by the SGSN or VLR and then passed as is
to the GGSN during the activation of the primary PDP Context.

+The length of the BCD content specifies how many subsequent octets contain BCD data
+(it does *not* indicate the number of digits). This length must be less than the total
+length of the IE content. Any octets following the BCD content shall be ignored.
+
[packetdiag]
----
{
@@ -1519,9 +1523,7 @@
0-6: PDP type IEI
7: Res
8-15: Length of IE content
- 16-19: NPI
- 20-22: TON
- 23: ext
+ 16-23: Length of BCD content
24-27: Digit 1
28-31: Digit 2
32-35: Digit ...
@@ -1628,6 +1630,7 @@
==== IMEI

The IMEI encoded as Called Party BCD Number in 3GPP TS 24.008.
+This IE has the same format as described in <<gsup-ie-msisdn>>.

[[gsup-ie-imei-result]]
==== IMEI Check Result

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Gerrit-MessageType: merged
Gerrit-Project: osmo-gsm-manuals
Gerrit-Branch: master
Gerrit-Change-Id: I4db05e4a01199334b75fffd60270b88f541b98f4
Gerrit-Change-Number: 40424
Gerrit-PatchSet: 3
Gerrit-Owner: jolly <andreas@eversberg.eu>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: laforge <laforge@osmocom.org>
Gerrit-Reviewer: pespin <pespin@sysmocom.de>