17th May 2012

The Poor Man’s IOS Traffic Generator

This is a feature that I used to use years ago, but had forgotten about. For some reason, I remembered it today and it is still as useful as it ever was. Read on…

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IOS: “Terminal Monitor” On, Off – Logging to Your Terminal

I get asked this question just often enough to post an article. When you have enabled ‘term mon’, how do you turn it off ? How can you tell it’s working ? And so on.

This post is copyright of Thropos Ltd ©2008-2011 at Etherealmind.com - contact | email: greg.ferro@packetpushers.net - twitter: @etherealmind | All rights reserved

IOS: Console, Terminal, Monitor, VTY – What Is What ?

Sometimes when I talking with other engineers about connecting a console or terminal to a router, they don’t use the right terms. So, here is an article that covers the conventions for the terms console, monitor and terminal.

This post is copyright of Thropos Ltd ©2008-2011 at Etherealmind.com - contact | email: greg.ferro@packetpushers.net - twitter: @etherealmind | All rights reserved

Changing the Break Character in Cisco IOS

Does pressing “Ctrl-Shift-6 & x” bother you ? It bugs the hell the out of me.

This post is copyright of Thropos Ltd ©2008-2011 at Etherealmind.com - contact | email: greg.ferro@packetpushers.net - twitter: @etherealmind | All rights reserved

Networking Is Cloud Ready. But Where Is Network Management ?

Doug Gourlay recently postulated that the Networking Industry was not ready for Cloud Computing, and there are no answers to the technical challenges that lie ahead. What a load of tosh. All we need is pastel colours and rounded corners and we are there.

This post is copyright of Thropos Ltd ©2008-2011 at Etherealmind.com - contact | email: greg.ferro@packetpushers.net - twitter: @etherealmind | All rights reserved

IOS:CLI Tip – Terminal Full Help

Introduction The Cisco IOS command line has a pretty good help function. Usually you would put a ‘?’ and get a number of options that you can choose from. But when you do not have access to the enable privilege mode, the HELP functions are abbreviated. This command is useful when you use it in [...]

This post is copyright of Thropos Ltd ©2008-2011 at Etherealmind.com - contact | email: greg.ferro@packetpushers.net - twitter: @etherealmind | All rights reserved

IOS: Setting the TCP Timeout on IOS

One of my favourite default commands on IOS is “ip tcp synwait 5″. Lets look into this command and why you might like to use it as well.

This post is copyright of Thropos Ltd ©2008-2011 at Etherealmind.com - contact | email: greg.ferro@packetpushers.net - twitter: @etherealmind | All rights reserved

IOS: Enable and …. Disable ?

All these years, and I didn’t realise the opposite of the enable, was disable.

This post is copyright of Thropos Ltd ©2008-2011 at Etherealmind.com - contact | email: greg.ferro@packetpushers.net - twitter: @etherealmind | All rights reserved