520
Step Command
Remarks
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.
Create the IS-IS IPv4
unicast address family
and enter its view.
address-family ipv4
[
unicast
]
By default, the IS-IS IPv4 unicast
address family is not created.
5.
Redistribute VPN
routes.
import-route
protocol
[
process-id
|
all-processes
|
allow-ibgp
]
[
allow-direct
|
cost
cost-value
|
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.
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 on the interface.
Configuring EBGP between an MCE and a PE
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter BGP instance
view.
bgp
as-number
[
instance
instance-name
]
By default, BGP is not
enabled.
3.
Enter BGP-VPN
instance view.
ip vpn-instance
vpn-instance-name
N/A
4.
Configure the PE as an
EBGP peer.
peer
{
group-name
|
ipv4-address
[
mask-length
] }
as-number
as-number
By default, no BGP peers or
peer groups exist.
5.
Enter BGP-VPN IPv4
unicast address family
view.
address-family ipv4
[
unicast
]
N/A
6.
Enable BGP to
exchange IPv4 unicast
routes with the peer.
peer
{
group-name
|
ipv4-address
[
mask-length
] }
enable
By default, BGP does not
exchange IPv4 unicast routes
with any peer.
7.
Redistribute the VPN
routes of the VPN site.
import-route
protocol
[
process-id
|
all-processes
] [
allow-direct
|
med
med-value
|
route-policy
route-policy-name
] *
By default, no routes are
redistributed into BGP.
Configuring IBGP between an MCE and a PE
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter BGP instance view.
bgp
as-number
[
instance
instance-name
]
By default, BGP is not
enabled.
