A Networker Blog

TCL script that could also help in doing a shutdown to several interfaces UP and running

R3>en
R3#conf ter
Enter configuration commands, one per line.  End with CNTL/Z.
R3(config)#int lo0
R3(config-if)#no sh
R3(config-if)#exit
R3(config)#int lo1
R3(config-if)#exit
R3(config)#int lo2
R3(config-if)#exit
R3(config)#int lo3
R3(config-if)#exit
R3(config)#int lo4
R3(config-if)#exit
R3(config)#exit
R3#
*Nov  6 13:38:17.535: %SYS-5-CONFIG_I: Configured from console by console
R3#

R3>en
R3#conf ter
Enter configuration commands, one per line.  End with CNTL/Z.
R3(config)#exit
R3#t
*Nov  6 13:41:02.487: %SYS-5-CONFIG_I: Configured from console by console
R3#tclsh
R3(tcl)#conf ter
Enter configuration commands, one per line.  End with CNTL/Z.
R3(config)#foreach i {
+>(config)#lo0
+>(config)#lo1
+>(config)#lo2
+>(config)#} {
+>(config)#int $i
+>(config)#sh
+>(config)#exit
+>(config)#}

R3(config)#do show ip int brioe
*Nov  6 13:41: 35.451: %LINK-5-CHANGED: Interface Loopback1, changed state to adm
inistratively down
*Nov  6 13:41:35.463: %LINK-5-CHANGED: Interface Loopback2, changed state to adm
inistratively down
R3(config)#\

Enjoy

Victor Cappuccio
www.vcappuccio.wordpress.com