[j-nsp] cannot ping between irb interfaces on same vlan

[Roger Wiklund]

Hi

Your output is very hard to read as there are no line breaks.

Please configure a L3 VRF and put the IRB in it and try again. Don't forget
to ping with the correct source.

Regards
Roger

On Mon, Feb 17, 2025 at 9:56 AM Teguh via juniper-nsp <
juniper-nsp at puck.nether.net> wrote:

> Hi,
> i'm newbie on this evpn-vxlan. I have setup 4 vMX as leaves (no spine at
> all) and configured 2 of them with routing instance type mac-vrf. I added
> the interface routing with irb. But I cannot ping between the irb on the
> same VLAN and VNI. Is there any mis-configuration on my setup?
> vMX1:
> set interfaces irb unit 100 family inet address 192.168.100.1/24set
> routing-instances v1100 instance-type mac-vrfset routing-instances v1100
> protocols evpn encapsulation vxlanset routing-instances v1100 protocols
> evpn default-gateway no-gateway-communityset routing-instances v1100
> protocols evpn extended-vni-list 1100set routing-instances v1100 protocols
> evpn vni-options vni 1100 vrf-target target:100:100set routing-instances
> v1100 vtep-source-interface lo0.0set routing-instances v1100 bridge-domains
> v100 vlan-id 100set routing-instances v1100 bridge-domains v100
> routing-interface irb.100set routing-instances v1100 bridge-domains v100
> vxlan vni 1100set routing-instances v1100 service-type vlan-awareset
> routing-instances v1100 route-distinguisher 10.100.100.1:1set
> routing-instances v1100 vrf-target target:65000:1set routing-instances
> v1100 vrf-target autoset protocols bgp group overlay type internalset
> protocols bgp group overlay local-address 10.100.100.1set protocols bgp
> group overlay family evpn signalingset protocols bgp group overlay
> multipathset protocols bgp group overlay neighbor 10.100.100.2set protocols
> bgp group overlay neighbor 10.100.100.3set protocols bgp group overlay
> neighbor 10.100.100.4set protocols ospf area 0.0.0.0 interface
> ge-0/0/0.0set protocols ospf area 0.0.0.0 interface ge-0/0/2.0set protocols
> ospf area 0.0.0.0 interface lo0.0
>
> vMX1> show route table v1100.evpn.0
> v1100.evpn.0: 6 destinations, 6 routes (6 active, 0 holddown, 0 hidden)+ =
> Active Route, - = Last Active, * = Both
> 2:10.100.100.1:1::1100::2c:6b:f5:b4:10:f0/304 MAC/IP
>  *[EVPN/170] 00:00:20                       Indirect2:10.100.100.4:1::1100::2c:6b:f5:b4:10:f0/304
> MAC/IP                   *[BGP/170] 00:00:20, localpref 100, from
> 10.100.100.4                      AS path: I, validation-state: unverified
>                   >  to 10.100.12.2 via ge-0/0/0.0                       to
> 10.100.13.2 via ge-0/0/2.02:10.100.100.1:1::1100::2c:6b:f5:b4:10:f0::
> 192.168.100.1/304 MAC/IP                   *[EVPN/170] 00:00:20
>              Indirect2:10.100.100.4:1::1100::2c:6b:f5:b4:10:f0::
> 192.168.100.10/304 MAC/IP                   *[BGP/170] 00:00:20,
> localpref 100, from 10.100.100.4                      AS path: I,
> validation-state: unverified                       to 10.100.12.2 via
> ge-0/0/0.0                    >  to 10.100.13.2 via ge-0/0/2.03:
> 10.100.100.1:1::1100::10.100.100.1/248 IM                   *[EVPN/170]
> 00:00:36                       Indirect3:10.100.100.4:1::1100::
> 10.100.100.4/248 IM                   *[BGP/170] 00:00:21, localpref 100,
> from 10.100.100.4                      AS path: I, validation-state:
> unverified                       to 10.100.12.2 via ge-0/0/0.0
>       >  to 10.100.13.2 via ge-0/0/2.0
> vMX1>vMX1> ping 192.168.100.10 count 7PING 192.168.100.10
> (192.168.100.10): 56 data bytes
> --- 192.168.100.10 ping statistics ---7 packets transmitted, 0 packets
> received, 100% packet loss
> jcluser at vMX1>
>
>
> vMX4:
> set interfaces irb unit 100 family inet address 192.168.100.10/24set
> routing-instances v1100 instance-type mac-vrfset routing-instances v1100
> protocols evpn encapsulation vxlanset routing-instances v1100 protocols
> evpn default-gateway no-gateway-communityset routing-instances v1100
> protocols evpn extended-vni-list 1100set routing-instances v1100 protocols
> evpn vni-options vni 1100 vrf-target target:100:100set routing-instances
> v1100 vtep-source-interface lo0.0set routing-instances v1100 bridge-domains
> v100 vlan-id 100set routing-instances v1100 bridge-domains v100
> routing-interface irb.100set routing-instances v1100 bridge-domains v100
> vxlan vni 1100set routing-instances v1100 service-type vlan-awareset
> routing-instances v1100 route-distinguisher 10.100.100.2:1set
> routing-instances v1100 vrf-target target:65000:1set routing-instances
> v1100 vrf-target autoset protocols bgp group overlay type internalset
> protocols bgp group overlay local-address 10.100.100.4set protocols bgp
> group overlay family evpn signalingset protocols bgp group overlay
> multipathset protocols bgp group overlay neighbor 10.100.100.2set protocols
> bgp group overlay neighbor 10.100.100.3set protocols bgp group overlay
> neighbor 10.100.100.1set protocols ospf area 0.0.0.0 interface
> ge-0/0/0.0set protocols ospf area 0.0.0.0 interface ge-0/0/2.0set protocols
> ospf area 0.0.0.0 interface lo0.0
>
>
> vMX4> show route table v1100.evpn.0
> v1100.evpn.0: 6 destinations, 6 routes (6 active, 0 holddown, 0 hidden)+ =
> Active Route, - = Last Active, * = Both
> 2:10.100.100.1:1::1100::2c:6b:f5:b4:10:f0/304 MAC/IP
>  *[BGP/170] 00:00:30, localpref 100, from 10.100.100.1
> AS path: I, validation-state: unverified                    >  to
> 10.100.34.1 via ge-0/0/0.0                       to 10.100.24.1 via
> ge-0/0/2.02:10.100.100.4:1::1100::2c:6b:f5:b4:10:f0/304 MAC/IP
>        *[EVPN/170] 00:00:30                       Indirect2:10.100.100.1:1
> ::1100::2c:6b:f5:b4:10:f0::192.168.100.1/304 MAC/IP
>  *[BGP/170] 00:00:30, localpref 100, from 10.100.100.1
> AS path: I, validation-state: unverified                    >  to
> 10.100.34.1 via ge-0/0/0.0                       to 10.100.24.1 via
> ge-0/0/2.02:10.100.100.4:1::1100::2c:6b:f5:b4:10:f0::192.168.100.10/304
> MAC/IP                   *[EVPN/170] 00:00:30
>  Indirect3:10.100.100.1:1::1100::10.100.100.1/248 IM
>  *[BGP/170] 00:00:30, localpref 100, from 10.100.100.1
> AS path: I, validation-state: unverified                       to
> 10.100.34.1 via ge-0/0/0.0                    >  to 10.100.24.1 via
> ge-0/0/2.03:10.100.100.4:1::1100::10.100.100.4/248 IM
>  *[EVPN/170] 00:00:39                       Indirect
> vMX4>vMX4> ping 192.168.100.1 count 7PING 192.168.100.1 (192.168.100.1):
> 56 data bytes
> --- 192.168.100.1 ping statistics ---7 packets transmitted, 0 packets
> received, 100% packet loss
> vMX4>
> Any advise really appreciated.
> Thank you.Teguh
> _______________________________________________
> juniper-nsp mailing list juniper-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/juniper-nsp
>