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Switch (config)# router ipv6 ospf
Switch (config-router)# area 1 range 2000::/3
1.7.3.3 area stub
Command: area <id> stub [no-summary]
no area <id> stub [no-summary]
Function:
Define a area to a stub area. The “
no area <id> stub [no-summary]
” command
cancels this function.
Parameter: <id>
is the area number which could be digits ranging between 0
～
4294967295,
and also as an IPv4 address.
no-summary:
The area border routes stop sending link summary announcement to the stub
area
Default:
Not defined
Command Mode:
OSPFv3 protocol mode
Usage Guide:
Configure area stub on all routes in the stub area. There are two configuration
commands for the routers in the stub area: stub and default-cost. All routers connected to the
stub area should be configured with area stub command. As for area border routers connected
to the stub area, their introducing cost is defined with area default-cost command.
Example:
Switch#config terminal
Switch (config)# router ipv6 ospf
Switch (config-router)# area 1 stub
Relevant Commands: area default-cost
1.7.3.4 area virtual-link
Command: area <id> virtual-link A.B.C.D [instance-id <instance-id> | INTERVAL <value>]
no area <id> virtual-link A.B.C.D [instance-id <instance-id> | |INTERVAL]
Function:
Configure a logical link between two backbone areas physically divided by
non-backbone area. The “
no area <id> virtual-link A.B.C.D [instance-id <instance-id> |
|INTERVAL]
” command removes this virtual-link.
Parameter: <id>
is the area number which could be digits ranging between 0
～
4294967295,
and also as an IP address.
<instance-id>
is the interface instance ID ranging between 0~255 and defaulted at 0
INTERVAL= [dead-interval|hello-interval|retransmit-interval|transmit-delay]
<value>:
The delay or interval seconds, ranging between 1~65535
<dead-interval>:
A neighbor is considered offline for certain dead interval without its
group messages which the default is 40 seconds.
<hello-interval>:
The time interval before the router sends a hello group message, default