3Com S7902E, Руководство по настройке

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Configuring a Loopback Interface
Follow these steps to configure a loopback interface:
To do… Use the command… Remarks
Enter system view
system-view
—
Create a loopback interface
and enter loopback interface
view
interface loopback
interface-number
Required
Bind the loopback interface to
VPN instance ip binding vpn-instance
vpn-instance-name
Required
By default, an interface is
associated with no VPN
instance.
Configure the address of the
loopback interface ip address ip-address { mask |
mask-length }
Required
Advertising Routes of a Loopback Interface
Follow these steps to advertise routes of a loopback interface:
To do… Use the command… Remarks
Enter system view system-view —
Enter BGP view bgp as-number Required
Enter BGP VPN instance view
ipv4-family vpn-instance
vpn-instance-name
Required
Inject direct routes, that is,
loopback host routes
import-route direct Required
Creating a Sham Link
Follow these steps to create a sham link:
To do… Use the command… Remarks
Enter system view system-view —
Enter OSPF view
ospf [ process-id | router-id
router-id | vpn-instance
vpn-instance-name ] *
—
Configure the route tag route-tag tag-value Required
Enter OSPF area view area area-id Required
Configure a sham link
sham-link source-ip-address
destination-ip-address
[ cost
cost | dead dead-interval |
hello hello-interval | retransmit
retrans-interval | trans-delay
delay | simple [ cipher | plain ]
password | { md5 | hmac-md5 }
key-id [ cipher | plain ]
password ]*
Required
By default, no sham link is
configured.