Enterasys Networks 9034313-07 manual Show ip ospf neighbor Output Details

show ip ospf neighbor

show ip ospf neighbor

Use this command to display the state of communication between an OSPF router and its neighbor routers.

Syntax

show ip ospf neighbor [detail] [ip-address] [vlan vlan-id]

Parameters

detail	(Optional) Displays detailed information about the neighbors, including the
	area in which they are neighbors, who the designated router/backup
	designated router is on the subnet, if applicable, and the decimal equivalent
	of the E‐bit value from the hello packet options field.
ip‐address	(Optional) Displays OSPF neighbors for a specific IP address.
vlan vlan‐id	(Optional) Displays OSPF neighbors for a specific VLAN. This VLAN must
	be configured for IP routing as described in “Pre‐Routing Configuration
	Tasks” on page 18‐1.

Defaults

If detail is not specified, summary information will be displayed.

If ip‐address is not specified, OSPF neighbors will be displayed for all IP addresses configured for routing.

If vlan‐id is not specified, OSPF neighbors will be displayed for all VLANs configured for routing.

Mode

Any router mode.

Example

This example shows how to use the show ospf neighbor command:

C3(su)->router#show ip ospf neighbor				Address	Interface
ID	Pri	State	Dead-Int
182.127.62.1	1	FULL	40	182.127.63.1	vlan1

Table 20‐5 provides an explanation of the command output.

Table 20-5 show ip ospf neighbor Output Details

Output Field	What It Displays...
ID	Neighbor’s router ID of the OSPF neighbor.
Pri	Neighbor’s priority over this interface.
State	Neighbor’s OSPF communication state.
Dead-Int	Interval (in seconds) this router will wait without receiving a Hello packet from a
	neighbor before declaring the neighbor is down.
Address	Neighbor’s IP address.
Interface	Neighbor’s interface (VLAN).

20-30 IPv4 Routing Protocol Configuration