DELL 9.8(0.0) User Manual

Usage 
Information

To enable OSPF on an interface, the network area command must include, in its 
range of addresses, the primary IP address of an interface.

NOTE: An interface can be attached only to a single OSPF area.

If you delete all the network area commands for Area 0, the show ip ospf 
command output does not list Area 0.

passive-interface

Suppress both receiving and sending routing updates on an interface.

S4820T 

Syntax

passive-interface {default | interface}
To enable both the receiving and sending routing, use the no passive-
interface interface command.

To return all OSPF interfaces (current and future) to active, use the no passive-
interface default command.

Parameters

default

Enter the keyword default to make all OSPF interfaces 
(current and future) passive.

Enter the following keywords and slot/port or number 
information:

• For a Gigabit Ethernet interface, enter the keyword 

GigabitEthernet then the slot/port information.

• For Port Channel groups, enter the keywords port-

channel then a number. For the C-Series, S-Series, and 

Z9000, the range is from 1 to 128.

• For a 10-Gigabit Ethernet interface, enter the keyword 

TenGigabitEthernet then the slot/port information.

• For a 40-Gigabit Ethernet interface, enter the keyword 

fortyGigE then the slot/port information.

• For a VLAN, enter the keyword vlan then a number from 

1 to 4094.

Command 
Modes

ROUTER OSPF

Command 
History

This guide is platform-specific. For command information about other platforms, 
refer to the relevant Dell Networking OS Command Line Reference Guide.

The following is a list of the Dell Networking OS version history for this command.

1296

Open Shortest Path First (OSPFv2 and OSPFv3)