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Are you running two different versions of RIP?
----- Original Message -----
From: "Jorge Alberto Gordillo Polo EEM/TM/VT TU-001 Tlf.1748"
<Jorge-Alberto.Gordillo-Polo@xxxxxxxxxxxxxxx>
To: <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Sent: Wednesday, December 19, 2001 1:58 AM
Subject: Question about LVS.
> Hi all.I have linux-2.4.2-lvs installed over Red hat 6.0.
>
> #uname -a
> Linux eceiolab 2.4.2 #2 SMP Tue Oct 16 11:24:00 CEST 2001 i686
> unknown
>
> I have problems when trying to stablish tcp connection from
> internal
> machine to external machine.This is my configuration:
>
> |
> |
> ___________
> | | VIP=192.168.1.110
> (eth0:110)
> | Linux with LVS |
> |__________| DIP=172.16.1.1 (eth0:9)
> |
> |
> -----------------
> | |
> | |
> RIP1=172.16.1.101 RIP2=172.16.1.102
> _____________ _____________
> | | |
> | | |
> |realserver | |realserver |
> |_____________| |_____________|
>
>
> The route table has been created in the following way:
>
> echo "
> -A -t 192.168.1.110:1812 -s rr
> -a -t 192.168.1.110:1812 -r 172.16.1.102:1812 -m
> -a -t 192.168.1.110:1812 -r 172.16.1.103:1812 -m
> " | ipvsadm -R
> echo "
> -A -t 192.168.1.110:1813 -s rr
> -a -t 192.168.1.110:1813 -r 172.16.1.102:1813 -m
> -a -t 192.168.1.110:1813 -r 172.16.1.103:1813 -m
> " | ipvsadm -R
>
>
>
> Then as I told you before we have problems when trying to stablish
> Tcp connection from one real server to other machine in external
> network.The TCP first packet sended in order to establish TCP
> session arrives to external machine ,however the acknowledge
> packet doesnt arrive to realserver .Then TCP connection never can
> be stablished.
> It looks like masquerading is not well done by LVS and source IP
> adress is sent with realserver adress instead of VIP adress and
> then the packet is lost.
> When we try to stablish the TCP connection just in the reverse
> order (from machine in external network to realserver) it works
> fine.
>
> Could you tell me if this is a bug ?
> Are any configuration values wrong in my installation?
>
>
> Thanks in advance
>
> Jorge
>
> _______________________________________________
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> or go to http://www.in-addr.de/mailman/listinfo/lvs-users
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