106
Command: ip ospf <ip-address> mtu-ignore
no ip ospf <ip-address> mtu-ignore
Function:
Use this command so that the mtu size is not checked when switching DD; the “
no ip
ospf <ip-address> mtu-ignore
” will ensure the mtu size check when performing DD switch.
Parameter: <ip-address>
is the interface IP address show in dotted decimal notation.
Default:
Check mtu size in DD switch.
Command Mode:
Interface Mode.
Example:
Switch#config terminal
Switch(config)#interface vlan 1
Switch(Config-if-Vlan1)#ip ospf mtu-ignore
1.6.3.25 ip ospf network
Command: ip ospf network {broadcast|non-broadcast|point-to-point|point-to-multipoint}
no ip ospf network
Function:
This command configures the OSPF network type of the interface; the “
no ip ospf
network
” command restores the default value.
Parameter: broadcast:
Set the OSPF network type to broadcast.
non-broadcast:
Set the OSPF network type to NBMA.
point-to-point:
Set the OSPF network type to point-to-point.
point-to-multipoint:
Set the OSPF network type to point-to-multipoint.
Default:
The default OSPF network type is broadcast.
Command Mode:
Interface Mode.
Example:
The configuration below set the OSPF network type of the interface vlan 1 to
point-to-point.
Switch#config terminal
Switch(config)#interface vlan 1
Switch(Config-if-Vlan1)#ip ospf network point-to-point
1.6.3.26 ip ospf priority
Command: ip ospf [<ip-address>] priority
<priority>
no ip ospf [<ip-address>] priority
Function:
Configure the priority when electing “Defined layer 3 switch” at the interface. The “
no
ip ospf [<ip-address>] priority
” command restores the default value.
Parameter: <ip-address>
is the interface IP address show in dotted decimal notation.
<priority>
is the priority of which the valid value ranges between 0
～
255.
Default:
The default priority when electing DR is 1.
Command Mode:
Interface Mode.