RE: Reachability

From: Salau, Yemi (yemi.salau@siemens.com)
Date: Mon Apr 14 2008 - 12:47:10 ART


Well people have different styles that work for them ... For me, I use
TCL script and build all my IPs in a notepad and then just copy and
paste. That way, it saves me a lot of time doing pings 1by1.

There is this website I always read on the train to Brussels:
http://cciepursuit.wordpress.com/2007/04/21/simple-tcl-script-ping-test/

If a layer3 address refuse to answer, then traceroute and see where it's
dropping out. Watch out for some gotchas too like Reflexive ACLs and
stuff so that you wouldn't panic where you need not to.

Many Thanks
 
Yemi Salau

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
John
Sent: Monday, April 14, 2008 4:35 PM
To: ccielab@groupstudy.com
Subject: Reachability

Up until now I have been using the loopbacks as a check for reachabitlty
in my
labs. I know thats not a realistic way to determine reachability
throughout
the network, so I'm trying to figure out the most effective and
effecient way
to check reachability. I realize the most effective way is to ping all
the
subnets from every device in the network, but is there a more effecient
way?
I would also appreciate any methodology that people have used to
determine
reachabilty in the lab

Thanks

JG

Pass the CCIE in six weeks, Guaranteed!
http://www.certscience.com/CCIE



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