[Server-devel] DNS strangeness on 0.5.2

Sameer Verma sverma at sfsu.edu
Sun May 17 15:42:15 EDT 2009


We have a server with XS -0.5.2 on it, yum updated as of yesterday.
When I plug it into my home network, which talks to a WRT54G+dd-wrt
over Ethernet, it works fine.
When I use the XS on a segment of our campus network, it does not.

Details follow:

Home network: The XS gets a private IP from the WRT54G on eth0
(192.168.89.148). The DNS that XS gets on eth0 points to itself
(nameserver 172.18.0.1). The XOs get IP and DNS from the XS
(ip:172.18.10.13 dns 172.18.0.1). Browse on the XO can resolve IPs and
FQDN.

Campus network: When I use the XS on a segment of our campus network,
it gets a public IP from our campus dhcp server (130.212.xxx) but I
don't see any SFSU DNS servers in cat /etc/resolv.conf on the XS. Its
still points to itself (172.18.0.1) The XO gets IP (172.18.10.13), DNS
(172.18.0.1), all as expected. Browse will not go out to say
http://verma.sfsu.edu/ but will go out to http://130.212.24.20 which
is verma.sfsu.edu's IP.

Any ideas on what's broken? Where should I begin to look?

cheers,
Sameer
-- 
Dr. Sameer Verma, Ph.D.
Associate Professor of Information Systems
San Francisco State University
San Francisco CA 94132 USA
http://verma.sfsu.edu/
http://opensource.sfsu.edu/


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