What is the output with the firewall running of "iptables -L FORWARD -n"
?? I am wondering if you are getting something dropped somehow in the
FORWARD chain.

On Fri, 7 Mar 2008 winty@(protected):

> Hi,
>
> I have installed two para-virtualized guests on the a RHEL 5.1 host. I met an issue of connection between each guest:
>
> (1) Yes. Each guest could ping each other;
>
> (2) No. Each guest couldn't SSH each other even I opened the SSH 22 port:
> # iptables -L
> ACCEPT   tcp -- anywhere         anywhere        tcp dpt:ssh
>
>
> (3) No. Each guest also couldn't telnet each other:
> guest1# telnet guest2
> Trying 198.17.34.12...
> telnet: connect to address 198.17.34.12: No route to host
> telnet: Unable to connect to remote host: No route to host
>
> (4) If I stopped the iptables on the both guests, then I could SSH or telnet between guests.
>
> Did anyone know how to set the iptables rules on the para-virtualized host or guests to resolve it?
>
> Thanks,
> Winty
>
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>

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