Command Reference Guide
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Table 135  OSPF Interface Configuration commands 
Command 
Description 
ip ospf enable 
Enables the OSPF interface. 
Command mode: Interface IP 
no ip ospf enable 
Disables the OSPF interface. The default is disabled. 
Command mode: Interface IP 
no ip ospf 
Deletes the OSPF interface. 
Command mode: Interface IP 
show interface ip <1-250> 
ospf 
Displays the current settings for OSPF interface. 
Command mode: All 
OSPF Virtual Link configuration 
The following table describes the OSPF Virtual Link Configuration commands.  
Table 136  OSPF Virtual Link Configuration commands 
Command 
Description 
area-virtual-link <1-3> area <0-
2> 
Configures the OSPF area index. The default is 0. 
Command mode: Router OSPF 
area-virtual-link <1-3> hello-
interval <1-65535> 
Configures the authentication parameters of a hello packet, 
which is set to be in an interval of seconds. The default is 10 
seconds. 
Command mode: Router OSPF 
area-virtual-link <1-3> dead-
interval <1-65535> 
Configures the health parameters of a hello packet, which is set 
to be in an interval of seconds. Default is 60 seconds. 
Command mode: Router OSPF 
area-virtual-link <1-3> transit-
delay <1-3600> 
Configures the delay in transit in seconds. Default is 1 second. 
Command mode: Router OSPF 
area-virtual-link <1-3> 
retransmit-interval <1-3600> 
Configures the retransmit interval in seconds. Default is 5 
seconds. 
Command mode: Router OSPF 
area-virtual-link <1-3> neighbor-
router <IP address> 
Configures the router ID of the virtual neighbor. Default is 0.0.0.0 
Command mode: Router OSPF 
[no] area-virtual-link <1-3> key 
<key string> 
Configures the password (up to 8 characters) for each virtual 
link. Default is none. 
Command mode: Router OSPF 
[no] area-virtual-link <1-3> 
message-digest-key <1-255> 
Sets MD5 key ID for each virtual link. Default is none. 
Command mode: Router OSPF 
area-virtual-link <1-3> enable 
Enables OSPF virtual link. 
Command mode: Router OSPF 
no area-virtual-link <1-3> enable 
Disables OSPF virtual link. This is the default. 
Command mode: Router OSPF 
no area-virtual-link <1-3> 
Deletes OSPF virtual link. 
Command mode: Router OSPF 
show ip ospf area-virtual-link 
<1-3> 
Displays the current OSPF virtual link settings. 
Command mode: All 
OSPF Host Entry configuration 
The following table describes the OSPF Host Entry Configuration commands.  
Table 137  OSPF Host Entry Configuration commands 
Command 
Description 










