Command
No
Use
Negates a command.
Syntax
Router(configure)# no <command>
Example
In this example the no shut command is used to negate the shut command to set the status of fa0/0 to up on R1.
R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#int fa0/0 R1(config-if)#shut *Mar 1 00:26:14.767: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 100: Neighbor 10.1.1.2 (FastEthernet0/0) is down: interface down R1(config-if)# *Mar 1 00:26:16.743: %LINK-5-CHANGED: Interface FastEthernet0/0, changed state to administratively down *Mar 1 00:26:17.743: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to down R1(config-if)#no shut *Mar 1 00:26:26.431: %LINK-3-UPDOWN: Interface FastEthernet0/0, changed state to up *Mar 1 00:26:27.431: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up