Suspend Telnet sessions
Introduction :
Frequently network engineer need to login devices and check on neighbouring device in the same time. If you are like me, I can’t seem to remember their names. But my collegue showed me a reverse telnet key sequence which is a life saver. This proof old dog can learn new tricks 
Enviroment :
Cisco devices
Installation / Usage :
1. Telnet to the device.
2. Optionally show cdp neighbors to find the device.
3. Telnet to that device from the current location.
4. After login in perform the escape key sequence
escape sequence Ctrl-Shift-6 x (press Control-Shift-6, let go, then press x)
5. You will find that you are back at the device before this.
6. Enter the where EXEC command to check for open sessions
router# where
Conn Host??????????????? Address???????????? Byte? Idle Conn Name
*? 1 172.16.1.10???????? 172.16.1.10??????????? 0???? 0? 172.16.1.10
2 172.16.1.11???????? 172.16.1.11??????????? 0??? 12? modem2
7. Enter the session no# to go back to the device.
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About
I'm Loy and welcome to my blog. I'm an IT engineer which spend a lot time tinkering with technology, while away from work I enjoy capturing the moments and enjoying God's greatest gift - Appetite. Hope you find the information here useful or entertaining. Feel free to feedback about my blogs or give a shoutout. -
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