NOTE
IS-IS will advertise all imported external routes to the IS-IS areas by default.
If only some imported external routes need to be advertised, run the
ipv6 filter-policy
export
command to set a filtering policy.
l
(Optional) Configure IS-IS to advertise some external routes to the IS-IS areas.
1.
Run:
system-view
The system view is displayed.
2.
Run:
isis
[
process-id
]
The IS-IS view is displayed.
3.
Run:
ipv6 filter-policy
{
acl6-number
|
acl6-name
acl6-name
|
ipv6-prefix
ipv6-
prefix-name
|
route-policy
route-policy-name
}
export
[
protocol
[
process-
id
] ]
IS-IS is configured to advertise specified external routes to the IS-IS areas.
NOTE
After this command is run, only external routes that meet the specified conditions can be
advertised to the IS-IS areas.
----End
6.14.5 Checking the Configuration
After IS-IS is enabled to import routes from other protocols, run the following commands to
verify that the configurations are correct.
Procedure
l
Run the
display isis lsdb
[ {
level-1
|
level-2
} |
verbose
| {
local
|
lsp-id
|
is-name
symbolic-
name
} ]
*
[
process-id
|
vpn-instance
vpn-instance-name
] command to check IS-IS LSDB
information.
l
Run the
display isis route
[
process-id
|
vpn-instance
vpn-instance-name
] [
ipv6
]
[
verbose
| [
level-1
|
level-2
] |
ipv6-address
[
prefix-length
] ]
*
command to check IS-IS
routing information.
l
Run the
display ipv6 routing-table
ipv6-prefix
ipv6-prefix-name
[
verbose
command to
check the IP routing table.
----End
6.15 Configuring the IPv6 IS-IS Route Convergence Speed
Accelerating IS-IS route convergence can improve the fault location efficiency and improve the
network reliability.
S6700 Series Ethernet Switches
Configuration Guide - IP Routing
6 IS-IS Configuration
Issue 01 (2012-03-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
304
