[FROG] [BUG] [BGP] command of `show ip bgp sum` shows ipv6 neighbors in ipv4 address-family
Simon Jones
batmanustc at gmail.com
Thu Jul 30 06:33:34 UTC 2020
```
dut-testbed(config-router-af)# do show ru
Building configuration...
Current configuration:
!
frr version 7.2.1-sonic
frr defaults traditional
hostname sonic
hostname dut-testbed
service integrated-vtysh-config
!
router bgp 65100
neighbor 10.0.0.57 remote-as 64600
neighbor 10.0.0.57 description ARISTA01T1
neighbor 10.0.0.57 timers 3 10
neighbor 10.0.0.59 remote-as 64600
neighbor 10.0.0.59 description ARISTA02T1
neighbor 10.0.0.59 timers 3 10
neighbor 10.0.0.61 remote-as 64600
neighbor 10.0.0.61 description ARISTA03T1
neighbor 10.0.0.61 timers 3 10
neighbor 10.0.0.63 remote-as 64600
neighbor 10.0.0.63 description ARISTA04T1
neighbor 10.0.0.63 timers 3 10
neighbor fc00::72 remote-as 64600
neighbor fc00::76 remote-as 64600
neighbor fc00::76 description ARISTA02T1
neighbor fc00::76 timers 3 10
neighbor fc00::7a remote-as 64600
neighbor fc00::7a description ARISTA03T1
neighbor fc00::7a timers 3 10
neighbor fc00::7e remote-as 64600
neighbor fc00::7e description ARISTA04T1
neighbor fc00::7e timers 3 10
!
address-family ipv4 unicast
network 10.1.0.32/32
network 192.168.0.0/21
exit-address-family
!
address-family ipv6 unicast
network fc00:1::32/128
neighbor fc00::72 activate
neighbor fc00::76 activate
neighbor fc00::7a activate
neighbor fc00::7e activate
exit-address-family
!
line vty
!
end
```
----
Simon Jones
Simon Jones <batmanustc at gmail.com> 于2020年7月30日周四 下午2:31写道：
> Hi all,
>
> I'm using frr-7.2.1-s3, I found command of `show ip bgp sum` shows ipv6
> neighbors in ipv4 address-family, like this.
>
> Is this a bug?
>
> ```
> dut-testbed(config-router)# do show ip bgp ipv6 summary
>
> IPv6 Unicast Summary:
> BGP router identifier 10.1.0.32, local AS number 65100 vrf-id 0
> BGP table version 13313
> RIB entries 12007, using 2158 KiB of memory
> Peers 3, using 61 KiB of memory
>
> Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down
> State/PfxRcd
> fc00::76 4 64600 3606 6686 0 0 0 00:20:06
> 6002
> fc00::7a 4 64600 3605 6686 0 0 0 00:20:06
> 6002
> fc00::7e 4 64600 3605 6686 0 0 0 00:20:05
> 6002
>
> Total number of neighbors 3
> dut-testbed(config-router)# do show ip bgp ipv4 summary
>
> IPv4 Unicast Summary:
> BGP router identifier 10.1.0.32, local AS number 65100 vrf-id 0
> BGP table version 12008
> RIB entries 12011, using 2158 KiB of memory
> Peers 8, using 163 KiB of memory
>
> Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down
> State/PfxRcd
> 10.0.0.57 4 64600 3610 3414 0 0 0 00:20:17
> 6002
> 10.0.0.59 4 64600 3610 3417 0 0 0 00:20:17
> 6002
> 10.0.0.61 4 64600 3610 3417 0 0 0 00:20:17
> 6002
> 10.0.0.63 4 64600 3610 3414 0 0 0 00:20:17
> 6002
> fc00::72 4 64600 6 18 0 0 0 never
> Idle
> fc00::76 4 64600 3609 6690 0 0 0 00:20:15
> NoNeg
> fc00::7a 4 64600 3609 6690 0 0 0 00:20:15
> NoNeg
> fc00::7e 4 64600 3608 6689 0 0 0 00:20:14
> NoNeg
>
> Total number of neighbors 8
> dut-testbed(config-router)# address-family ipv6
> dut-testbed(config-router-af)# neighbor fc00::72 activate
> dut-testbed(config-router-af)# do show ip bgp ipv4 summary
>
> IPv4 Unicast Summary:
> BGP router identifier 10.1.0.32, local AS number 65100 vrf-id 0
> BGP table version 12008
> RIB entries 12011, using 2158 KiB of memory
> Peers 8, using 163 KiB of memory
>
> Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down
> State/PfxRcd
> 10.0.0.57 4 64600 3617 3421 0 0 0 00:20:39
> 6002
> 10.0.0.59 4 64600 3617 3424 0 0 0 00:20:39
> 6002
> 10.0.0.61 4 64600 3617 3424 0 0 0 00:20:39
> 6002
> 10.0.0.63 4 64600 3617 3421 0 0 0 00:20:39
> 6002
> fc00::72 4 64600 6 18 0 0 0 never
> Idle
> fc00::76 4 64600 3616 6697 0 0 0 00:20:37
> NoNeg
> fc00::7a 4 64600 3616 6697 0 0 0 00:20:37
> NoNeg
> fc00::7e 4 64600 3616 6697 0 0 0 00:20:36
> NoNeg
>
> Total number of neighbors 8
> dut-testbed(config-router-af)# do show ip bgp ipv4 summary
>
> IPv4 Unicast Summary:
> BGP router identifier 10.1.0.32, local AS number 65100 vrf-id 0
> BGP table version 12008
> RIB entries 12011, using 2158 KiB of memory
> Peers 8, using 163 KiB of memory
>
> Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down
> State/PfxRcd
> 10.0.0.57 4 64600 3618 3422 0 0 0 00:20:41
> 6002
> 10.0.0.59 4 64600 3618 3425 0 0 0 00:20:41
> 6002
> 10.0.0.61 4 64600 3618 3425 0 0 0 00:20:41
> 6002
> 10.0.0.63 4 64600 3618 3422 0 0 0 00:20:41
> 6002
> fc00::72 4 64600 3212 20 0 0 0 00:00:01
> NoNeg
> fc00::76 4 64600 3617 6698 0 0 0 00:20:39
> NoNeg
> fc00::7a 4 64600 3616 6698 0 0 0 00:20:39
> NoNeg
> fc00::7e 4 64600 3616 6698 0 0 0 00:20:38
> NoNeg
> ```
>
> ----
> Simon Jones
>
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