446
Step Command
Remarks
8.
(Optional.) Configure OSPF
to redistribute the default
route.
default-route-advertise summary
cost
cost
By default, OSPF does not
redistribute the default route.
This command redistributes the
default route in a Type-3 LSA. The
MCE advertises the default route to
the PE.
9.
(Optional.) Configure filtering
of advertised routes.
filter-policy
{
acl-number
|
prefix-list
prefix-list-name
}
export
[
protocol
[
process-id
] ]
By default, redistributed routes are
not filtered.
10.
(Optional.) Configure the
default parameters for
redistributed routes (cost,
route number, tag, and type).
default
{
cost
cost
|
tag
tag
|
type
type
} *
The default cost is 1, the default tag
is 1, and default type of
redistributed routes is Type-2.
11.
Create an OSPF area and
enter OSPF area view.
area
area-id
By default, no OSPF area is
created.
12.
Enable OSPF on the interface
attached to the specified
network in the area.
network
ip-address wildcard-mask
By default, an interface neither
belongs to any area nor runs
OSPF.
Configuring IS-IS between an MCE and a PE
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Create an IS-IS process
for a VPN instance and
enter IS-IS view.
isis
[
process-id
]
vpn-instance
vpn-instance-name
N/A
3.
Configure a network
entity title.
network-entity
net
By default, no NET is configured.
4.
Redistribute VPN routes.
import-route
protocol
[
process-id
|
all-processes
|
allow-ibgp
] [
cost
cost
|
cost-type
{
external
|
internal
} | [
level-1
|
level-1-2
|
level-2
] |
route-policy
route-policy-name
|
tag
tag
] *
By default, IS-IS does not
redistribute routes from any other
routing protocol.
If you do not specify the route level
in the command, the command
redistributes routes to the level-2
routing table by default.
5.
(Optional.) Configure
filtering of advertised
routes.
filter-policy
{
acl-number
|
prefix-list
prefix-list-name
|
route-policy
route-policy-name
}
export
[
protocol
[
process-id
] ]
By default, IS-IS does not filter
advertised routes.
6.
Return to system view.
quit
N/A
7.
Enter interface view.
interface
interface-type interface-number
N/A
8.
Enable the IS-IS process
on the interface.
isis enable
[
process-id
]
By default, no IS-IS process is
enabled.
