[c-nsp] XR 12000/GSR - 4.2.3 VRRP IPv6 Global virtual address.
Danny Pinto
danny.pinto at ymail.com
Thu Nov 7 12:30:23 EST 2013
Just got confirmed with a SR . Bug on SR. VRRP v6 on XR does not work with other platforms.
Thanks.
Regards,
Danny
On Thursday, 7 November 2013 6:38 PM, Xu Hu <jstuxuhu0816 at gmail.com> wrote:
one recommendation is that check the ttl value for xr and junos.
>I got one case regarding iOS & IOS-XR, then cannot talk, finnaly i sniffer the detail packet and found that the default ttl value is different, so both cannot recognise each other.
>
>
>On Wednesday, November 6, 2013, Danny Pinto <danny.pinto at ymail.com> wrote:
>>
>>
>> Thanks I able to get VRRP working on v6 between two XR 12K boxes.
>>
>> But when I try to get VRRP working between a XR12K and JunOS on MX . v4 VRRP works fine.
>>
>> VRRP v6 does not come up , getting some checksum errors on the debug for v6 and both the boxes are becoming masters ! Any clue ?
>>
>> Anything needs to be done to get VRRP v6 working between XR and JunOS. ? below is configuration & logs .
>>
>>
>> XR 12000
>>
>>
>>
>> interface Gi0/2/1/6.451
>> description VRRP Test 2
>> ipv4 address 172.0.51.2 255.255.255.248
>> ipv6 address 2001:1234:0:e::451:2/112
>> dot1q vlan 451
>>
>>
>> router vrrp
>> interface Gi0/2/1/6.451
>> address-family ipv4
>> vrrp 10 version 3
>> priority 110
>> address 172.0.51.3
>> !
>> !
>> address-family ipv6
>> vrrp 10
>> priority 110
>> address linklocal fe80::cafe:1
>> address global 2001:1234:0:e::451:3
>> !
>>
>>
>> Juniper MX
>>
>> @sar4.BLB# show interfaces ge-0/1/9.451
>> description "VRRP Test 2 cr2.BLB";
>> vlan-id 451;
>> family inet {
>> address 172.0.51.1/29 {
>> vrrp-group 10 {
>> virtual-address 172.0.51.3;
>> priority 200;
>> }
>> }
>> }
>> family inet6 {
>> address 2001:1234:0:e::451:1/112 {
>> vrrp-inet6-group 10 {
>> virtual-inet6-address 2001:1234:0:e::451:3;
>> virtual-link-local-address fe80::cafe:1;
>> priority 200;
>> }
>> }
>> }
>>
>> show protocols vrrp | display set
>> set protocols vrrp traceoptions file VRRP
>> set protocols vrrp traceoptions flag all
>> deactivate protocols vrrp traceoptions
>> set protocols vrrp version-3
>>
>>
>>
>> Error logs
>>
>> I see follow logs on XR debugs. V4 is working okay.checksum errors for IPv6
>>
>> RP/0/9/CPU0:Nov 6 09:34:08.166 : vrrp[1108]: Gi0/2/1/6.451: Prot err: src fe80::8271:1f01:c3f1:2832: Received packet has invalid checksum: 31410
>> RP/0/9/CPU0:Nov 6 09:34:08.238 : vrrp[1108]: Gi0/2/1/6.451: VR10: Pkt: ADVER: In: pri 200 src 172.0.51.1
>> RP/0/9/CPU0:Nov 6 09:34:08.238 : vrrp[1108]: Gi0/2/1/6.451: VR10: IPv4: Prot evt: Out: Master_Down timer restarted for 3 sec, 570 msec
>> g aRP/0/9/CPU0:Nov 6 09:34:09.030 : vrrp[1108]: Gi0/2/1/6.451: Prot err: src fe80::8271:1f01:c3f1:2832: Received packet has invalid checksum: 31410
>>
>>
>> RP/0/9/CPU0:cr2.BLB#show vrrp interface Gi0/2/1/6.451
>> Wed Nov 6 09:35:27.334 IST
>> IPv4 Virtual Routers:
>> A indicates IP address owner
>> | P indicates configured to preempt
>> | |
>> Interface vrID Prio A P State Master addr VRouter addr
>> Gi0/2/1/6.451 10 110 P Backup 172.0.51.1 172.0.51.3
>> IPv6 Virtual Routers:
>> A indicates IP address owner
>> | P indicates configured to preempt
>> | |
>> Interface vrID Prio A P State Master addr VRouter addr
>> Gi0/2/1/6.451 10 110 P Master local fe80::cafe:1
>>
>>
>> MX JunOS
>>
>> ge-0/1/9.451 up 10 master Active A 0.573 lcl 172.0.51.1
>> vip 172.0.51.3
>> ge-0/1/9.451 up 10 master Active A 0.005 lcl 2001:1234:0:e::451:1
>> vip fe80::cafe:1
>> vip 2001:1234:0:e::451:3
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> On Tuesday, 5 November 2013 12:20 PM, Oliver Boehmer (oboehmer) <oboehmer at cisco.com> wrote:
>>
>>
>>>>
>>>>I am looking for VRRP support on XR - 12000 / GSR with global IPv6
>>>>virtual address to achieve something like below . But seems XR is not
>>>>supporting it on 12K . Can anyone confirm what is supported on XR for
>>>>12000s ?
>>>>
>>>>[...]
>>>
>>>>RP/0/9/CPU0:PE-test7.bl(config-vrrp-virtual-router)#show configuration
>>>>failed
>>>>Tue Nov 5 02:29:22.517 IST
>>>>!! SEMANTIC ERRORS: This configuration was rejected by
>>>>!! the system due to semantic errors. The individual
>>>>!! errors with each failed configuration command can be
>>>>!! found below.
>>>>
>>>>
>>>>router vrrp
>>>> interface GigabitEthernet0/0/0/3.404
>>>> address-family ipv6
>>>> vrrp 4
>>>> address global 2001:954:0:f::1:1
>>>>!!% 'vrrp' detected the 'warning' condition 'No Primary VRRP IP address
>>>>exists for this VRID'
>>>> !
>>>> !
>>>
>>>vrrp on xr requires a linklocal address to be configured, best use
>>>autoconfig:
>>>
>>>router vrrp
>>>interface GigabitEthernet0/0/0/3.404
>>> address-family ipv6
>>> vrrp 4
>>> address linklocal autoconfig
>>>
>>> address global 2001:954:0:f::1:1
>>>
>>>
>>>Hope this works
>>>
>>>
>>> oli
>>>
>>>
>>>
>>>
>> _______________________________________________
>> cisco-nsp mailing list cisco-nsp at puck.nether.net
>> https://puck.nether.net/mailman/listinfo/cisco-nsp
>> archive at http://puck.nether.net/pipermail/cisco-nsp/
>
>>
>
>
More information about the cisco-nsp
mailing list