Is-Is Graceful Restart Configuration Example - HPE 5800 Series Configuration Manual

# Display IS-IS routing information on Switch C.
[SwitchC] display isis route
IPV4 Destination
--------------------------------------------------------------------------
10.1.1.0/24
10.1.2.0/24
192.168.0.0/24
IPV4 Destination
--------------------------------------------------------------------------
10.1.1.0/24
10.1.2.0/24
10.1.4.0/24
10.1.5.0/24
10.1.6.0/24
192.168.0.0/24

IS-IS Graceful Restart configuration example

Network requirements
Switch A, Switch B, and Switch C belong to the same IS-IS routing domain, as illustrated in
52.
Figure 52 Network diagram
ISIS(1) IPv4 Level-1 Forwarding Table
-------------------------------------
IntCost
10
10
10
Flags: D-Direct, R-Added to RM, L-Advertised in LSPs, U-Up/Down Bit Set
ISIS(1) IPv4 Level-2 Forwarding Table
-------------------------------------
IntCost
10
10
20
10
10
10
Flags: D-Direct, R-Added to RM, L-Advertised in LSPs, U-Up/Down Bit Set
Route information for ISIS(1)
-----------------------------
ExtCost ExitInterface
NULL VLAN100
NULL VLAN200
NULL VLAN300
ExtCost ExitInterface
NULL VLAN100
NULL VLAN200
NULL VLAN300
0 VLAN300
0 VLAN300
NULL VLAN300
156
NextHop Flags
Direct D/L/-
Direct D/L/-
Direct D/L/-
NextHop Flags
Direct D/L/-
Direct D/L/-
192.168.0.2 R/L/-
192.168.0.2 R/L/-
192.168.0.2 R/L/-
Direct D/L/-
Figure