Search found 5 matches

by ucffool
2007/05/31 19:33:42
Forum: CentOS 4 - Networking Support
Topic: DNS fails on internal network (works on server)
Replies: 9
Views: 4196

Re: DNS fails on internal network (works on server)

foxb for the win... DAMN I knew it was something silly.

Double-checked and there was no ACCEPT UDP 53 on the firewall, so it was filtering the packets coming through it. Added the new rule and magically it works.

Thank you to both of you.... staring at terminal for too long makes your head explode.
by ucffool
2007/05/31 19:04:44
Forum: CentOS 4 - Networking Support
Topic: DNS fails on internal network (works on server)
Replies: 9
Views: 4196

Re: DNS fails on internal network (works on server)

CISCO --- CentOS ----- WinXP machine ______ . . . . . . . . . . . ________ eth0 ---- ***** ----- eth1 Running ipconfig on the WindowsXP machine (what I referred to as the client) shows the 3 DNS IP addresses correctly, and yet it still is not working, thus why I've been scratching my head. Even manu...
by ucffool
2007/05/31 18:28:34
Forum: CentOS 4 - Networking Support
Topic: DNS fails on internal network (works on server)
Replies: 9
Views: 4196

Re: DNS fails on internal network (works on server)

3 lines already present with the correct IP addresses: nameserver 209.244.0.3 nameserver 209.244.0.4 nameserver 198.6.100.194 DNS is working great on the server itself. At the client (internal network NIC of the centos server), an ipconfig /all on the xp machine shows all those DNS addresses are bei...
by ucffool
2007/05/31 18:11:58
Forum: CentOS 4 - Networking Support
Topic: DNS fails on internal network (works on server)
Replies: 9
Views: 4196

Re: DNS fails on internal network (works on server)

Attachments didn't work, so I've put them up elsewhere. Here are the links: http://home.comcast.net/~ucffool/dhcp-subnet-clientoptions.jpg http://home.comcast.net/~ucffool/dhcp-subnetdetails.jpg http://home.comcast.net/~ucffool/linuxfirewall-nat-postroutingsourcenat.jpg http://home.comcast.net/~ucff...
by ucffool
2007/05/31 18:05:30
Forum: CentOS 4 - Networking Support
Topic: DNS fails on internal network (works on server)
Replies: 9
Views: 4196

DNS fails on internal network (works on server)

Hi everyone... two of us have been beating our heads against the wall and can't figure this out, so I hope someone can help. I've attached 4 screenshots of the networking setup also for extra help. I'm using webmin to configure all the settings. The Server has two NICs, one connected to a cisco rout...

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