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<area-id> area ID shown in dotted decimal notation or integer ranging between 0~4294967295.
<cost> specifies the entire cost, which is a integer ranging between 0~65535 and defaulted at 0.
Default:
No entire set.
Command Mode:
OSPF protocol mode
Usage Guide:
With this command you can advertise certain specific host route out as stub link. Since the stub host
belongs to special router in which setting host is not important.
Example:
Switch#config terminal
Switch(config)#router ospf 100
Switch(config-router)#host 172.16.10.100 area 1
Switch(config-router)#host 172.16.10.101 area 2 cost 10
35.26 ip ospf authentication
Command:
ip ospf [<ip-address>] authentication [message-digest|null]
no ip ospf [<ip-address>] authentication
Function:
Specify the authentication mode required in sending and receiving OSPF packets on the interfaces;
the “no ip ospf [<ip-address>] authentication” command cancels the authentication.
Parameter:
<ip-address> is the interface IP address, shown in dotted decimal notation.
message-digest: Use MD5 authentication.
null: no authentication applied, which resets the password or MD5 authentication applied on the
interface.
Default:
Authentication not required in receiving OSPF packets on the interface.
Command Mode:
Interface Configuration Mode.
Example:
Switch#config terminal
Switch(config)#interface vlan 1
Switch(Config-if-Vlan1)#ip ospf authentication message-digest
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