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Re: strange issues..

To: Peter Mueller <pmueller@xxxxxxxxxxxx>
Subject: Re: strange issues..
Cc: "''lvs-users@xxxxxxxxxxxxxxxxxxxxxx' '" <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
From: Julian Anastasov <ja@xxxxxx>
Date: Tue, 22 May 2001 20:47:41 +0300 (EEST)
        Hello,

On Tue, 22 May 2001, Peter Mueller wrote:

> In an LVS-DR +  transparent proxy client setup, what could cause all the

        I can't understand what means "LVS-DR +  transparent proxy
client setup". What means "client"?

> connections to appear as inactive and not send back any data?  I turned on

        With DR method and broken routing you can create loops very
easy, DR does not decrement IP TTL and if the real server does not
accept the traffic it can appear again in the LVS box (possibly through
the common uplink gateway).

> ip_forward and switched ipchains to "ACCEPT" temporarily to ensure no
> firewall issues are present.
>
> A tcpdump for relevant packets indicated the traffic appeared to endlessly
> be passing back into the realserver... (as indicated below, small sample).
>
> Do the redirect rules appear to be setup right?  64.211.248.11 is the temp
> vip I've chosen.  Any other info upon request, I don't know what you guys
> want.

1.      tcpdump -len host 64.211.248.11

        The names are not understandable

2. Topology: lines and IP addresses, names, eg Client, LVS, RS

3. Where is the transparent proxy:

        - in the LVS box
        - in the Real Server

Regards

--
Julian Anastasov <ja@xxxxxx>



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