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Cannot PING Outside Intranet/LAN

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Name: ryhackl
Date: June 9, 2003 at 16:29:35 Pacific
OS: Red Hat 7.2
CPU/Ram: Pentium 2.4Ghz/1024 Mb RA
Comment:

When I ping to a computer on the LAN (ex/ 192.168.30.30) with my Red Hat Linux 7.2 proxy server, I get fast response times.

But I can't ping to any IP address outside the LAN (ex/ 214.156.78.9). I've checked gateway and DNS, and it's set up with the same IP addresses as the Windows boxes (which work perfectly). Any suggestions as to what to troubleshoot next?

- Ryan



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Response Number 1
Name: coco
Date: June 9, 2003 at 20:11:41 Pacific
Reply:

Did you check the subnet masks? If they are incorrectly set you won't be able to ping outside the network. Although it may actually be possible to access the internet.


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Response Number 2
Name: ryhackl
Date: June 10, 2003 at 07:38:16 Pacific
Reply:

Subnet masks are OK at 255.255.255.0...


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Response Number 3
Name: Walt
Date: June 10, 2003 at 19:50:42 Pacific
Reply:

Are you sure your proxy server isn't blocking access to the net? Are you running SQUID?
(Also make sure you don't have an IP conflict on your LAN)


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