Is-Is Frr Configuration Example - HP FlexFabric 12900E Series Configuration Manual

Summary Count : 1
Destination: 120.1.1.1/32
Protocol: IS_L1
Process ID: 1
SubProtID: 0x1
Cost: 20
IpPre: N/A
Tag: 0
OrigTblID: 0x0
TableID: 0x2
NibID: 0x26000002
AttrID: 0xffffffff
Flags: 0x1008c
Label: NULL
BkLabel: NULL
Tunnel ID: Invalid
BkTunnel ID: Invalid
FtnIndex: 0x0
Connector: N/A
The output shows that Switch A and Switch B communicate through VLAN-interface 11.

IS-IS FRR configuration example

Network requirements
As shown in
Configure IS-IS FRR so that when the Link A fails, traffic can be switched to Link B immediately.
Figure 49 Network diagram
Loop0
Switch A
Table 15 Interface and IP address assignment
Device
Switch A
Switch C
Preference: 10
QosLocalID: N/A
OrigNextHop: 10.1.1.100
RealNextHop: 10.1.1.100
BkInterface: N/A
TrafficIndex: N/A
Figure 49, Switch A, Switch B, and Switch C belong to the same IS-IS routing domain.
Vlan-int200
Interface IP address
Vlan-int100 12.12.12.1/24
Vlan-int200 13.13.13.1/24
Loop0 1.1.1.1/32
Vlan-int100 12.12.12.2/24
Vlan-int101 24.24.24.2/24
Age: 04h20m37s
State: Active Adv
OrigVrf: default-vrf
OrigAs: 0
LastAs: 0
Neighbor: 0.0.0.0
BkNextHop: N/A
Interface: Vlan-interface11
Switch C
Link B
Link A
Vlan-int200
Device
Switch B
187
Loop0
Switch B
Interface IP address
Vlan-int101 24.24.24.4/24
Vlan-int200 13.13.13.2/24
Loop0 4.4.4.4/32