nanog mailing list archives

Re: Software or PHP/PERL scripts for simple network management?


From: Leigh Porter <leigh.porter () ukbroadband com>
Date: Mon, 18 Jun 2007 21:18:06 +0100



Just out of interest, why are you looking at routing tables to find an available subnet?

--
Leigh Porter



Scott Weeks wrote:

--- drew.weaver () thenap com wrote:

        Does anyone have a recommendation of any software products either commercial or freeware which will import the 
ip routing table from one of my routers/switches and display it in a sorted manner? We just need an easier distributed 
method than logging into our Black Diamond and typing sh iproute sorted every time we need to find an available subnet.
--------------------------------------------------



How about something like this on a *nix box?  The OID here is for Juniper...

snmpwalk -Os -c public -v 1 111.111.111.111 1.3.6.1.4.1.2636.3.12.1.1 | cut -d "." -f 8-12 | cut -d " " -f1 | sort | 
uniq

scott


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