nanog mailing list archives

RE: Semi-automated L3 interface DNS records


From: "Pedersen, Sean" <Sean.Pedersen () usairways com>
Date: Mon, 22 Oct 2012 08:06:29 -0700

Thanks to everyone that responded. Based on the information from this list and several other areas I posted the same 
question, it seems like a feasible goal. 

If anyone has any ideas on how to either reduce my sleeping requirements or extend the number of hours in a day so that 
I can actually implement this, I would love to hear from you. :-P

-----Original Message-----
From: Pedersen, Sean [mailto:Sean.Pedersen () usairways com] 
Sent: Thursday, October 18, 2012 12:57 PM
To: nanog () nanog org
Subject: Semi-automated L3 interface DNS records

Does anyone out there have any experience with a script, tool or appliance that would help manage the creation and 
maintenance of DNS records for Layer 3 interfaces on routers and switches?

We'd like to move toward this practice to help with troubleshooting and IPAM, but it's not feasible to do it manually. 
At a minimum, I was mulling over the idea of writing a script that would poll a device via SNMP to obtain interface 
information, parse it, compare the results to DNS, then generate a report if it found a miss. It wouldn't be 
fully-automated, but it would be better than doing that portion of the work manually. Cleaning up dead entries would be 
another issue.


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