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trying to set up Private IPs, but can't cross-communicate

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Sarteck



Joined: 20 Sep 2009
Posts: 8

Posted: Tue Jan 19, 2010 6:38 pm    Post subject: trying to set up Private IPs, but can't cross-communicate  

Right, so I followed http://library.linode.com/networking/configuring-static-ip-interfaces for setting up my Private IPs so that my webserver can communicate with my database server without a huge amount of bandwidth.

Well, I cannot ping from my webserver to my database server's private IP.

Here's the output of netstat -rn:
Code: Kernel IP routing table
Destination     Gateway         Genmask         Flags   MSS Window  irtt Iface
69.164.211.0    0.0.0.0         255.255.255.0   U         0 0          0 eth0
192.168.128.0   0.0.0.0         255.255.128.0   U         0 0          0 eth0
0.0.0.0         69.164.211.1    0.0.0.0         UG        0 0          0 eth0


Could someone steer me in the right direction? I've got a ticket in, but not sure if they can help with this or not.
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db3l



Joined: 13 May 2009
Posts: 556

Posted: Tue Jan 19, 2010 7:40 pm    Post subject: Re: trying to set up Private IPs, but can't cross-communicat  

Sarteck wrote: Could someone steer me in the right direction? I've got a ticket in, but not sure if they can help with this or not.
Could you perhaps have some firewall in place on either machine that hasn't been updated to account for the internal traffic?

-- David
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mnordhoff



Joined: 03 May 2008
Posts: 450

Posted: Tue Jan 19, 2010 8:13 pm    Post subject:  

Did you remember to reboot both machines?

Have you verified the config on both of them?

i hope they're in the same data center, too.
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