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[dhcpv6_relay] | Advertise and Reply are counted as Unknown #13083

@Hedgehog-Guru

Description

@Hedgehog-Guru

Description

DHCPv6 Advertise and Reply are not counting, instead unknown messages being counted

Steps to reproduce the issue:

  1. Configure dhcpv6 relay on DUT
  2. Configure dhcpv6 server and clients
  3. receive ipv6 addresses through dhcpv6_relay
  4. check dhcpv6 relay counters

Describe the results you received:

DHCPv6 Advertise and Reply are not counting, instead unknown messages being counted

root@qa-eth-vt02-3-2700a0:/home/admin# show dhcp6relay_counters counts 
       Message Type    Vlan1176
-------------------  ----------
            Unknown           4
            Solicit           2
          Advertise           0
            Request           2
            Confirm           0
              Renew           0
             Rebind           0
              Reply           0
            Release           0
            Decline           0
        Reconfigure           0
Information-Request           0
      Relay-Forward           4
        Relay-Reply           4
          Malformed           0

Describe the results you expected:

DHCPv6 Advertise and Reply counted

Output of show version:

admin@qa-eth-vt02-3-2700a0:~$ show version 

SONiC Software Version: SONiC.202205.75-3ea585bc2_Internal
Distribution: Debian 11.5
Kernel: 5.10.0-18-2-amd64
Build commit: 3ea585bc2
Build date: Thu Dec 15 08:53:33 UTC 2022
Built by: sw-r2d2-bot@r-build-sonic-ci03-243

Platform: x86_64-mlnx_msn2700-r0
HwSKU: Mellanox-SN2700
ASIC: mellanox
ASIC Count: 1
Serial Number: MT1616X11495
Model Number: MSN2700-CS2F
Hardware Revision: Not Specified
Uptime: 08:52:12 up  2:47,  1 user,  load average: 0.34, 0.28, 0.28
Date: Fri 16 Dec 2022 08:52:12

Docker images:
REPOSITORY                                         TAG                            IMAGE ID       SIZE
docker-syncd-mlnx                                  202205.75-3ea585bc2_Internal   25be5e55ac3f   869MB
docker-syncd-mlnx                                  latest                         25be5e55ac3f   869MB
docker-dhcp-relay                                  202205.75-3ea585bc2_Internal   4cf83d8ab3e9   459MB
urm.nvidia.com/sw-nbu-sws-sonic-docker/sonic-wjh   1.3.1-202205-internal-10       250cc7225981   648MB
docker-orchagent                                   202205.75-3ea585bc2_Internal   17b93dc2600b   478MB
docker-orchagent                                   latest                         17b93dc2600b   478MB
docker-platform-monitor                            202205.75-3ea585bc2_Internal   6f43d3e4e63b   868MB
docker-platform-monitor                            latest                         6f43d3e4e63b   868MB
docker-teamd                                       202205.75-3ea585bc2_Internal   c6ea01f7bfe8   460MB
docker-teamd                                       latest                         c6ea01f7bfe8   460MB
docker-fpm-frr                                     202205.75-3ea585bc2_Internal   557cc37db212   489MB
docker-fpm-frr                                     latest                         557cc37db212   489MB
docker-snmp                                        202205.75-3ea585bc2_Internal   c8451e4dadc7   488MB
docker-snmp                                        latest                         c8451e4dadc7   488MB
docker-macsec                                      202205.74-a4412768a_Internal   45a61f7eaf51   462MB
docker-sonic-telemetry                             202205.75-3ea585bc2_Internal   670dcb742c6f   524MB
docker-sonic-telemetry                             latest                         670dcb742c6f   524MB
docker-lldp                                        202205.75-3ea585bc2_Internal   ab1af14af57a   486MB
docker-lldp                                        latest                         ab1af14af57a   486MB
docker-database                                    202205.75-3ea585bc2_Internal   64313e213851   444MB
docker-database                                    latest                         64313e213851   444MB
docker-mux                                         202205.75-3ea585bc2_Internal   ffe1809d78cc   492MB
docker-mux                                         latest                         ffe1809d78cc   492MB
docker-router-advertiser                           202205.75-3ea585bc2_Internal   8bf4ce5ffd06   444MB
docker-router-advertiser                           latest                         8bf4ce5ffd06   444MB
docker-sonic-mgmt-framework                        202205.75-3ea585bc2_Internal   304dcd017b44   557MB
docker-sonic-mgmt-framework                        latest                         304dcd017b44   557MB
docker-nat                                         202205.75-3ea585bc2_Internal   7aea5d45829a   430MB
docker-nat                                         latest                         7aea5d45829a   430MB
docker-sflow                                       202205.75-3ea585bc2_Internal   ea7046a39dcc   428MB
docker-sflow                                       latest                         ea7046a39dcc   428MB
urm.nvidia.com/sw-nbu-sws-sonic-docker/doroce      1.0.0-202205-internal-2        26f6f4ac61b4   611MB

Output of show techsupport:

(paste your output here or download and attach the file here )

sonic_dump_qa-eth-vt02-3-2700a0_20221215_134511.tar.gz

Additional information you deem important (e.g. issue happens only occasionally):

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