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Area virtual-link – LevelOne GTL-2691 User Manual

Page 1490

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C

HAPTER

49

| IP Routing Commands

Open Shortest Path First (OSPFv2)

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E

XAMPLE

This example creates a stub area 10.2.0.0, and assigns all interfaces with

class B addresses 10.2.x.x to the stub.

Console(config-router)#area 10.2.0.0 stub

Console(config-router)#network 10.2.0.0 0.255.255.255 area 10.2.0.0

Console(config-router)#

R

ELATED

C

OMMANDS

area default-cost (1481)

area virtual-link

This command defines a virtual link. To remove a virtual link, use the no

form with no optional keywords. To restore the default value for an

attribute, use the no form with the required keyword.

S

YNTAX

area area-id virtual-link router-id

[authentication] [dead-interval seconds] [hello-

interval seconds] [retransmit-interval seconds]

[transmit-delay seconds]

no area area-id virtual-link router-id

[authentication | dead-interval | hello-interval |

retransmit-interval | transmit-delay]

area area-id virtual-link router-id

authentication [message-digest | null]

[authentication-key key | message-digest-key key-id

md5 key]

no area area-id virtual-link router-id

authentication [authentication-key |

message-digest-key key-id]

area area-id virtual-link router-id

[authentication-key key | message-digest-key key-id

md5 key]

no area area-id virtual-link router-id

[authentication-key | message-digest-key key-id]

area-id - Identifies the transit area for the virtual link.The area ID

can be in the form of an IPv4 address or as a four octet unsigned

integer ranging from 0-4294967295.
router-id - Router ID of the virtual link neighbor. This specifies the

Area Border Router (ABR) at the other end of the virtual link. To

create a virtual link, enter this command for an ABR at both ends of

the link. One of the ABRs must be next to the isolated area and the

transit area at one end of the link, while the other ABR must be next

to the transit area and backbone at the other end of the link.
dead-interval seconds - Specifies the time that neighbor routers

will wait for a hello packet before they declare the router down. This