1-3
Configuration Procedure
Follow these steps to configure IPv6 IS-IS routing information control:
To do…
Use command to…
Remarks
Enter system view
system-view
––
Enter IS-IS view
isis
[
process-id
]
––
Define the priority for IPv6
IS-IS routes
ipv6 preference
{
route-policy
route-policy-name
|
preference
} *
Optional
15 by default
Configure an IPv6 IS-IS
summary route
ipv6 summary ipv6-prefix prefix-length
[
avoid-feedback
|
generate_null0_route
| [
level-1
|
level-1-2
|
level-2
] |
tag tag
] *
Optional
Not configured by
default
Generate an IPv6 IS-IS
default route
ipv6 default-route-advertise
[ [
level-1
|
level-2
|
level-1-2
] |
route-policy
route-policy-name
] *
Optional
No IPv6 default route
is defined by default.
Configure IPv6 IS-IS to filter
incoming routes
ipv6 filter-policy
{
acl6-number
|
ipv6-prefix ipv6-prefix-name
|
route-policy route-policy-name
}
import
Optional
No filtering policy is
defined by default
Configure IPv6 IS-IS to
redistribute routes from
another routing protocol
ipv6 import-route protocol
[
process-id
]
[
allow-ibgp
] [
cost
cost
| [
level-1
|
level-2
|
level-1-2
] |
route-policy
route-policy-name
|
tag tag
] *
Optional
Not configured by
default
Configure the maximum
number of redistributed Level
1/Level 2 IPv6 routes
ipv6 import-route limit number
Optional
6144 by default
Configure the filtering of
outgoing redistributed routes
ipv6 filter-policy
{
acl6-number
|
ipv6-prefix ipv6-prefix-name
|
route-policy route-policy-name
}
export
[
protocol
[
process-id
]
]
Optional
Not configured by
default
Enable route leaking
ipv6 import-route isisv6 level-2 into
level-1
[
filter-policy
{
acl6-number
|
ipv6-prefix ipv6-prefix-name
|
route-policy
route-policy-name } |
tag
tag
] *
Optional
Not enabled by default
Specify the maximum number
of equal-cost load balanced
routes
ipv6 maximum load-balancing number
Optional
4 by default
