Huawei NetEngine80E Configuration Manual - Reliability page 385

HUAWEI NetEngine80E/40E Router
Configuration Guide - Reliability
# Enable the OSPF GR capability on Router B. The configuration of Router C is the same as the
configuration of Router B.
[RouterB-ospf-100] graceful-restart
[RouterB-ospf-100] graceful-restart period 600
Step 4 Configure BGP GR functions.
# Enable the BGP GR capability on Router B.
[RouterB] bgp 65009
[RouterB-bgp] graceful-restart
[RouterB-bgp] graceful-restart timer restart 600
[RouterB-bgp] graceful-restart timer wait-for-rib 600
# Enable the BGP GR capability on Router A.
[RouterA] bgp 65008
[RouterA-bgp] graceful-restart
[RouterA-bgp] graceful-restart timer restart 600
[RouterA-bgp] graceful-restart timer wait-for-rib 600
Step 5 Configure the parameters of the AMB/SMB switchover.
# Specify the default slot number of the SMB.
<RouterB> system-view
[RouterB] slave default 17
# Enable the force AMB/SMB switchover on Router B.
<RouterB> system-view
[RouterB] slave switchover enable
# Enable the automatic synchronization of the AMB/SMB configurations.
<RouterB> system-view
[RouterB] slave auto-update config
[RouterB] quit
<RouterB> save
Step 6 Verify the configuration.
# Perform the force AMB/SMB switchover on Router B.
[RouterB] slave switchover
Caution!!! Confirm switch slave to master[Y/N]?y
# Running the display fib command on Router C and Router A, you can view that the forwarding
entry related to Router B still exists. The forwarding is not interrupted and the service
transmission is not affected.
<RouterC> display fib
FIB Table:
Total number of Routes : 9
Destination/Mask
127.0.0.1/32
127.0.0.0/8
10.1.2.2/32
10.1.2.0/24
10.1.2.1/32
10.1.3.1/32
10.1.3.0/24
3.3.3.3/32
10.1.4.0/24
<RouterA> display fib
FIB Table:
Total number of Routes : 10
Destination/Mask
Issue 02 (2011-09-10)
Nexthop
127.0.0.1
127.0.0.1
127.0.0.1
10.1.2.2
10.1.2.1
127.0.0.1
10.1.3.1
127.0.0.1
10.1.2.1
Nexthop
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Flag TimeStamp Interface
HU t[42] InLoop0
U t[42] InLoop0
HU t[561] InLoop0
U t[561] Pos1/0/0
HU t[561] Pos1/0/0
HU t[578] InLoop0
U t[578] GE1/0/0
HU t[724] InLoop0
DGU t[1422] Pos1/0/0
Flag TimeStamp Interface
6 GR Configuration
TunnelID
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
TunnelID
368