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This tutorial will show you how to make config changes with a simple tcl script and invoke the script from an IOS menu. I was recently presented with a scenario where the FXO ports on a customer router were not receiving the supervisory disconnect from the PBX. Until I find a way to auto reset the ports with EEM and the long call duration flag, the temporary solution is to create a menu where the customer can view call durations and reset voice-ports with a menu. The tcl script performs a 'shut' and 'no shut' on the voice port.
Create scripts and menus
- Store tcl scripts in flash to make changes to the config.
reset-000. tcl – resets voice-port 0/0/0
reset-001. tcl – resets voice-port 0/0/1
- Create menu options that prompts the users to make changes. menu VOICE_RESET title @ Voice Menu @ menu VOICE_RESET text 1 View active calls menu VOICE_RESET command 1 show call active voice brief menu VOICE_RESET options 1 pause menu VOICE_RESET text 2 Reset voice-port 0/0/0 menu VOICE_RESET command 2 tclsh flash:reset-000. tcl menu VOICE_RESET options 2 pause menu VOICE_RESET text 3 Reset voice-port 0/0/1 menu VOICE_RESET command 3 tclsh flash:reset-001. tcl menu VOICE_RESET options 3 pause menu VOICE_RESET text q Exit menu VOICE_RESET command q exit menu VOICE_RESET clear-screen menu VOICE_RESET line-mode menu VOICE_RESET single-space
username bill autocommand menu VOICE_RESET Note:
Minimal Tcl command reference.
Basic Tcl commands that [muscle relaxer] correlate directly to exec and config modes in IOS:
- exec - Issue exec level commands
- ios_config - Issue config level commands.
The Tcl script
This Tcl script will restart voice-port 0/0/0
Optional method of muscle relaxer creating a tcl script.
Tcl scripts can be created within the Tcl shell. . . if you don't want to use tftp. Muscle relaxer 1. Enter Tool Command Language shell