VNC: vncviewer no route to host on same lan
Richard Emberson
remberson at edgedynamics.com
Sun Mar 27 22:34:34 UTC 2005
Scot L. Harris wrote:
>On Sun, 2005-03-27 at 14:46, Richard Emberson wrote:
>
>
>>I've got two Fedora bozes (A & B) on the same lan (connected through a
>>netgear switch).
>>They can ping each other and ssh bach and forth. There is a firewall
>>between the
>>lan and the internet (the firewall is NOT between the two machines).
>>
>>On machine A, I've got a vncserver running. On machine A, I can run the
>>command
>> > vncviewer A:1
>>successfully; self vnc-ing works.
>>
>>On machine B, when I run the command
>> > vncviewer A:1
>>I get
>>
>>main: unable to connect to host: No route to host (113)
>>
>>what wrong?
>>
>>
>
>Most likely you have iptables running on the machine A and is blocking
>port 5901. Test it by disabling iptables on machine A. If that works
>then open port 5901.
>
>
>
Thanks - that was it. I added:
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 5901 -j ACCEPT
to /etc/sysconfig/iptables and the Sun is shining once again.
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