Re: reverse DNS resolution...

2007-10-24 Thread Eric F Crist
Thanks to all for their help. I was ignoring the forward DNS, and many things don't resolve reverse DNS unless there's a matching forward DNS. duh. thanks! Eric Crist On Oct 23, 2007, at 12:00 PMOct 23, 2007, Oliver Fromme wrote: Eric F Crist wrote: As I already stated, if I do a host

Re: reverse DNS resolution...

2007-10-23 Thread Oliver Fromme
Eric F Crist wrote: > As I already stated, if I do a host 172.30.x.x, I get a the correct > reverse resolution. dig works as well. What isn't working is the > reverse resolution in certain command outputs, etc. Note that the DNS tools (host, nslookup, dig) use their own resolver code, not

Re: reverse DNS resolution...

2007-10-23 Thread Philip M. Gollucci
> As I already stated, if I do a host 172.30.x.x, I get a the correct > reverse resolution. dig works as well. What isn't working is the > reverse resolution in certain command outputs, etc. Maybe there is > something missing here: Install wireshark on one of the clients -- filter on protocol dn

Re: reverse DNS resolution...

2007-10-23 Thread Derek Ragona
At 07:23 AM 10/23/2007, Eric F Crist wrote: On Oct 22, 2007, at 4:51 PMOct 22, 2007, Philip M. Gollucci wrote: Eric F Crist wrote: Hey folks, We're trying to get reverse DNS resolution for a block of IPs (private). We've had the 10.x network working great at the office for quite

Re: reverse DNS resolution...

2007-10-23 Thread Eric F Crist
On Oct 22, 2007, at 4:51 PMOct 22, 2007, Philip M. Gollucci wrote: Eric F Crist wrote: Hey folks, We're trying to get reverse DNS resolution for a block of IPs (private). We've had the 10.x network working great at the office for quite some time now, but I'm having a prob

Re: reverse DNS resolution...

2007-10-22 Thread Bill Campbell
On Mon, Oct 22, 2007, Eric F Crist wrote: >Hey folks, > >We're trying to get reverse DNS resolution for a block of IPs >(private). We've had the 10.x network working great at the office >for quite some time now, but I'm having a problem getting the >172.30.x

Re: reverse DNS resolution...

2007-10-22 Thread Philip M. Gollucci
Eric F Crist wrote: > Hey folks, > > We're trying to get reverse DNS resolution for a block of IPs > (private). We've had the 10.x network working great at the office > for quite some time now, but I'm having a problem getting the > 172.30.x network to work. &g

Re: reverse DNS resolution...

2007-10-22 Thread Derek Ragona
At 12:02 PM 10/22/2007, Eric F Crist wrote: Hey folks, We're trying to get reverse DNS resolution for a block of IPs (private). We've had the 10.x network working great at the office for quite some time now, but I'm having a problem getting the 172.30.x network to work. Typing

reverse DNS resolution...

2007-10-22 Thread Eric F Crist
Hey folks, We're trying to get reverse DNS resolution for a block of IPs (private). We've had the 10.x network working great at the office for quite some time now, but I'm having a problem getting the 172.30.x network to work. Typing 'host ' returns a valid re