How to handle rfc 1918 addresses locally

[Mark_Andrews at isc.org]

> 
> I just found a message from Joseph Yao 1999 in the archives and used it.
> Thanks Joseph. It worked but I have one more question. I am doing this for
> 172.16/12 and I would really appreciate it if someone would tell me how to
> do this with one zone file. I am assuming it can be done with one zone
> file. The example in Joseph's message was for 10/8.

	It doesn't fit into one zone naturally.  You would normally use
	16 zones to do this.

	16.172.in-addr.arpa
	...
	31.172.in-addr.arpa

	Mark
> 
> 
> 
> --Original message--
> We use a mix of public and private addresses on our lan. There is no DMZ or
> firewall, just NAT. Even though I think NAT should happen between our
> vlans, it does not always do so. Three times recently we have seen a major
> slowdown on one of our servers. Solaris 8. It does pop, ssh, http. What is
> happening as far as I can tell is that it is sporadically timing out doing
> reverse lookups on our private addresses. I STFW and read DNS and Bind V4,
> but have not found much on this subject. It does seem as though we should
> have reverse zone files for the private addresses we use. I tried setting
> this up today, but it seems to not help. 
> 
> So, the first question is, is this the correct solution ?
> 
> Next, anything special I should know WRT setting up reverse files for
> private addresses ?
> 
> ANY help would be appreciated.
> 
> 
> -- 
> 
> Karyn Williams
> Network Services Manager
> karyn at calarts.edu
> http://www.calarts.edu/network
> 
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at isc.org