pespin has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/35227?usp=email )
Change subject: ggsn: Allow receiving MTU ICMPv6 Option in RouterAdv
......................................................................
ggsn: Allow receiving MTU ICMPv6 Option in RouterAdv
This Option is not mandatory, but open5gs-smfd started transmitting it
recently (ab64ff9514d8da121500be7b92c9d793ef20b894). Allow it.
Change-Id: Icf3e10dc599d41fb65051670fc3aec5ff0c67510
---
M ggsn_tests/GGSN_Tests.ttcn
1 file changed, 25 insertions(+), 3 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks
refs/changes/27/35227/1
diff --git a/ggsn_tests/GGSN_Tests.ttcn b/ggsn_tests/GGSN_Tests.ttcn
index 118f1d5..435f71d 100644
--- a/ggsn_tests/GGSN_Tests.ttcn
+++ b/ggsn_tests/GGSN_Tests.ttcn
@@ -976,6 +976,16 @@
}
}
+ /* template for receiving/matching an ICMPv6 'MTU' option, rfc4861
4.6.4 */
+ template (present) OptionField tr_ICMP6_OptMTU(template (present)
integer mtu := ?) := {
+ mTU := {
+ typeField := 5,
+ lengthIndicator := 1,
+ reserved := ?,
+ mTU_Value := mtu
+ }
+ }
+
/* template for receiving/matching an ICMPv6 router advertisement */
template (present) PDU_ICMPv6 tr_ICMPv6_RA(template (present) OCT16
prefix, template (present) INT1 prefix_len) := {
routerAdvertisement := {
@@ -989,9 +999,9 @@
routerLifetime := ?,
reachableTime := ?,
retransTimer := ?,
- options := {
- tr_ICMP6_OptPrefix(prefix, prefix_len)
- }
+ options := ({ tr_ICMP6_OptPrefix(prefix, prefix_len) },
+ { tr_ICMP6_OptPrefix(prefix, prefix_len),
tr_ICMP6_OptMTU }
+ )
}
}
--
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: Icf3e10dc599d41fb65051670fc3aec5ff0c67510
Gerrit-Change-Number: 35227
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <pes...@sysmocom.de>
Gerrit-MessageType: newchange
