Re: ypmatch from inside a NAT cluster....

To: Stephen Rowles <spr@xxxxxxxxxxxxxxx>
Subject: Re: ypmatch from inside a NAT cluster....
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Joseph Mack <mack@xxxxxxxxxxx>
Date: Sun, 29 Oct 2000 13:21:55 -0500 (EST)
On Fri, 27 Oct 2000, Stephen Rowles wrote:

> ypmatch hostname hosts.byname on a linux real-server within a NAT cluster 
> works fine and returns the host IP address.
> however....
> ypmatch hostname.domainname hosts.byname just produces:
>          do_ypcall: clnt_call: RPC: Timed out
> any ideas as to what the problem might be? The request works fine from 
> linux boxes that are not inside the NAT cluster so there is nothing wrong 
> with YP or the request.

this is likely a problem because the call is going to an IP:port that
is having its connection rules rewritten by NAT (or LVS). Make sure you're
only reverse NAT'ing ports on the real-servers that match ports being


Joseph Mack mack@xxxxxxxxxxx

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