Configuring to use ebgp between a mce and a site – H3C Technologies H3C S7500E Series Switches User Manual
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To do…
Use the command…
Remarks
Enter system view
system-view
—
Enable IS-IS for a VPN instance
and enter IS-IS view
isis
[ process-id ] vpn-instance
vpn-instance-name
Required
This operation is performed on the
MCE device. As for the
corresponding configuration on
the site, you can just enable IS-IS
as usual.
Redistribute routes from the
remote site advertised by the PE
import-route
{ isis [ process-id ] |
ospf
[ process-id ] | rip
[ process-id ] | bgp [ allow-ibgp ] |
direct
| static } [ cost cost |
cost-type
{ external | internal } |
[ level-1 | level-1-2 | level-2 ] |
route-policy
route-policy-name |
tag
tag ] *
Required
By default, IS-IS does not
redistribute routes from other
protocols.
Without the level specified, the
command redistributes routes to
the Level-2 routing table by
default.
After enabling IS-IS for a VPN instance, you need also to configure to use IS-IS for routing
information exchange.
Configuring to Use EBGP between a MCE and a Site
1) Configuration on the MCE device
Follow these steps to configure an MCE device:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enter BGP view
bgp as-number
—
Enter BGP-VPN instance view
ipv4-family vpn-instance
vpn-instance-name
Required
Configure a CE as a VPN peer
peer
{ group-name | ip-address }
[ as-number as-number ]
Required
Redistribute routes from the
remote site advertised by the PE
import-route
protocol
[ process-id ] [ med med-value |
route-policy route-policy-name
] *
Required
By default, EBGP does not
redistribute routes from other
protocols.