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On Fri, 25 May 2001, Schillaci wrote:
> I had the same problem,
> check that the default gate-way in the real-servers are pointing to the
> eth1:1. If it doesn't work remove the aliases and change the configuration
> accordingly and try.
Got the same problem too. Still don't know why, but IPVS didn't work until I
set via sysctl
net.ipv4.tcp_sack = 0
net.ipv4.tcp_timestamps = 0
net.ipv4.tcp_window_scaling = 0
on both the director and teh real server. All this time linux clients weren't
working, but windows clients did.
> ----- Original Message -----
> From: Yasser Nabi <yasser.nabi@xxxxxxxxxxxxxx>
> To: <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
> Sent: Thursday, May 24, 2001 9:32 PM
> Subject: lvs not workimg :(
>
>
> > Hi,
> >
> > I am running Redhat 7.1 and have compiled kernel 2.4.4 with iptables
> v1.2.2
> > LVS 0.9.0....
> >
> > below is my LVS config:
> >
> > IP Virtual Server version 0.9.0 (size=16777216)
> > Prot LocalAddress:Port Scheduler Flags
> > -> RemoteAddress:Port Forward Weight ActiveConn InActConn
> > TCP 192.168.1.101:http lc
> > -> 10.0.0.11:http Masq 1 0 0
> > -> 10.0.0.10:http Masq 1 0 0
> >
> > below is my interface config:
> >
> > eth0 Link encap:Ethernet HWaddr 00:50:8B:65:2C:04
> > inet addr:192.168.1.1 Bcast:192.168.1.255 Mask:255.255.255.0
> >
> > eth0:1 Link encap:Ethernet HWaddr 00:50:8B:65:2C:04
> > inet addr:192.168.1.101 Bcast:192.168.1.255 Mask:255.255.255.0
> >
> > eth1 Link encap:Ethernet HWaddr 00:50:8B:F6:BA:62
> > inet addr:10.0.0.1 Bcast:10.255.255.255 Mask:255.0.0.0
> >
> > eth1:1 Link encap:Ethernet HWaddr 00:50:8B:F6:BA:62
> > inet addr:10.0.0.254 Bcast:10.255.255.255 Mask:255.0.0.0
> >
> > lo Link encap:Local Loopback
> > inet addr:127.0.0.1 Mask:255.0.0.0
> >
> > ip forwarding is enabled
> >
> > The problem is i just cant get LVS working....
> >
> > I try connecting to 192.168.1.101 (the virtual ip) on port 80, but it
> > fails... it looks like its try to connect locally.. below is some
> tcpdump's:
> >
> > ernel filter, protocol ALL, TURBO mode (575 frames), datagram packet
> socket
> > tcpdump: listening on all devices
> > 16:01:45.236085 eth0 < 192.168.1.100.4030 > 192.168.1.101.http: S
> > 321958821:321958821(0) win 8192 <mss 1460> (DF)
> > 16:01:45.236130 eth0 > 192.168.1.101.http > 192.168.1.100.4030: R 0:0(0)
> ack
> > 321958822 win 0 (DF)
> > 16:01:45.683023 eth0 < 192.168.1.100.4030 > 192.168.1.101.http: S
> > 321958821:321958821(0) win 8192 <mss 1460> (DF)
> > 16:01:45.683077 eth0 > 192.168.1.101.http > 192.168.1.100.4030: R 0:0(0)
> ack
> > 1 win 0 (DF)
> > 16:01:46.185944 eth0 < 192.168.1.100.4030 > 192.168.1.101.http: S
> > 321958821:321958821(0) win 8192 <mss 1460> (DF)
> > 16:01:46.185976 eth0 > 192.168.1.101.http > 192.168.1.100.4030: R 0:0(0)
> ack
> > 1 win 0 (DF)
> > 16:01:46.688855 eth0 < 192.168.1.100.4030 > 192.168.1.101.http: S
> > 321958821:321958821(0) win 8192 <mss 1460> (DF)
> > 16:01:46.688887 eth0 > 192.168.1.101.http > 192.168.1.100.4030: R 0:0(0)
> ack
> > 1 win 0 (DF)
> >
> > it doesnt look as if it NAT's the ip and forwards it :(
> >
> > for testing purposes i can connect directly to a real ip behind LVS server
> >
> > Anyone have any ideas why this doesnt work...
> >
> > thnx
> >
> > -----------
> > Yasser Nabi
> > Corporate Support Engineer
> > Easynet Ltd
> > Tel: 0207 900 4444x4493
> > Mail: yasser.nabi@xxxxxxxxxxxxxx
> > --------------------------------------------------------------------------
> --
> > ------------
> > ISPA Best European ISP 1999
> > ISPA Best ISP Product 2000
> > --------------------------------------------------------------------------
> --
> > ------------
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> > ------------
> >
> > _______________________________________________
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>
>
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Radu-Adrian Feurdean
mailto: raf@xxxxxxxx
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