|
Command or Action |
Purpose |
|
enable
Example:
Router> enable
|
Enables privileged EXEC mode.
- Enter your password if prompted.
|
|
configure terminal
Example:
Router# configure terminal
|
Enters global configuration mode. |
|
interface loopback number
Example:
Router(config)# interface loopback 0
|
Configures a loopback interface and enters interface configuration mode. |
|
ip address ip-address netmask
Example:
Router(config-if)# ip address 192.168.10.1 255.255.255.255
|
Sets a primary IP address for an interface.
- The network mask can be indicated as a 4-part dotted decimal address or as a prefix. This example uses a 4-part dotted decimal number.
|
|
no ip directed-broadcast
Example:
Router(config-if)# no ip directed-broadcast
|
(Optional) Disables the translation of a directed broadcast to physical broadcasts. |
|
exit
Example:
Router(config-if)# exit
|
Returns to global configuration mode. |
|
interface type number
Example:
Router(config)# interface Ethernet 0
|
Configures an interface type and enters interface configuration mode. |
|
ip address ip-address netmask
Example:
Router(config-if)# ip address 192.168.20.1 255.255.255.0
|
Sets a primary IP address for an interface.
- The network mask can be indicated as a 4-part dotted decimal address or as a prefix. This example uses a 4-part dotted decimal number.
|
|
no ip directed-broadcast
Example:
Router(config-if)# no ip directed-broadcast
|
(Optional) Disables the translation of a directed broadcast to physical broadcasts. |
|
ip router isis [area- tag ]
Example:
Router(config-if)# ip router isis
|
Configures an IS-IS routing process for IP on an interface and attaches an area designator to the routing process. |
|
exit
Example:
Router(config-if)# exit
|
Returns to global configuration mode. |
|
router isis [area- tag ]
Example:
Router(config)# router isis
|
Enables IS-IS as an IP routing protocol and assigns a tag to a process, if required.
- Enters router configuration mode.
|
|
passive-interface [default] type number
Example:
Router(config-router)# passive-interface loopback 0
|
Disables sending routing updates on an interface. |
|
net network-entity-title
Example:
Router(config-router)# net 47.0004.004d.0001.0001.0c11.1111.00
|
Configures an IS-IS NET for the routing process. |
|
advertise-passive-only
Example:
Router(config-router)# advertise-passive-only
|
Configures IS-IS to advertise only prefixes that belong to passive interfaces. |
|
end
Example:
Router(config-router)# end
|
(Optional) Saves configuration commands to the running configuration file, exits configuration mode, and returns to privileged EXEC mode. |