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Don't know if this helps. This is a tcpdump on the director.
loadb1:~ # tcpdump -ln host 41.240.84.137
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), capture size 96 bytes
10:36:55.969579 IP 41.240.84.137.1828 > 192.168.30.110.80: S
3392940774:3392940774(0) win 65535 <mss 1440,nop,nop,sackOK>
10:36:55.969754 IP 192.168.30.110.80 > 41.240.84.137.1828: S
4099702870:4099702870(0) ack 3392940775 win 5840 <mss
1460,nop,nop,sackOK>
10:36:58.897195 IP 41.240.84.137.1828 > 192.168.30.110.80: S
3392940774:3392940774(0) win 65535 <mss 1440,nop,nop,sackOK>
10:36:58.897341 IP 192.168.30.110.80 > 41.240.84.137.1828: S
4099702870:4099702870(0) ack 3392940775 win 5840 <mss
1460,nop,nop,sackOK>
10:36:59.985599 IP 192.168.30.110.80 > 41.240.84.137.1828: S
4099702870:4099702870(0) ack 3392940775 win 5840 <mss
1460,nop,nop,sackOK>
10:37:04.830009 IP 41.240.84.137.1828 > 192.168.30.110.80: S
3392940774:3392940774(0) win 65535 <mss 1440,nop,nop,sackOK>
10:37:04.830147 IP 192.168.30.110.80 > 41.240.84.137.1828: S
4099702870:4099702870(0) ack 3392940775 win 5840 <mss
1460,nop,nop,sackOK>
10:37:05.986615 IP 192.168.30.110.80 > 41.240.84.137.1828: S
4099702870:4099702870(0) ack 3392940775 win 5840 <mss
1460,nop,nop,sackOK>
10:37:17.988685 IP 192.168.30.110.80 > 41.240.84.137.1828: S
4099702870:4099702870(0) ack 3392940775 win 5840 <mss
1460,nop,nop,sackOK>
10:37:19.989051 IP 192.168.30.110.80 > 41.240.84.137.1823: S
4027966785:4027966785(0) ack 2713409404 win 5840 <mss
1460,nop,nop,sackOK>
10:37:42.192867 IP 192.168.30.110.80 > 41.240.84.137.1828: S
4099702870:4099702870(0) ack 3392940775 win 5840 <mss
1460,nop,nop,sackOK>
10:38:30.201125 IP 192.168.30.110.80 > 41.240.84.137.1828: S
4099702870:4099702870(0) ack 3392940775 win 5840 <mss
1460,nop,nop,sackOK>
On 11/22/06, Davin Menhinck <davin@xxxxxxxxxxxxxxx> wrote:
Ok thanks, I will look at the HOWTO at
http://www.austintek.com/LVS/LVS-HOWTO/HOWTO/
On 11/21/06, Joseph Mack NA3T <jmack@xxxxxxxx> wrote:
> On Tue, 21 Nov 2006, Davin Menhinck wrote:
>
> > Hi, I am having trouble getting LVS NAT to work on my OSS 10.0. When I
> > try to connect to my virtual webserver IP i get a timeout error.
>
> what do you see when using the telnet client?
>
> what's the output of `ipvsadm` immediately after you try to
> connect?
>
> > Seems
> > like the problem is NAT because I can get it to work fine without it.
>
> what's "it" and "it"?
>
> > I just followed this howto at
> > http://www.howtoforge.com/high_availability_loadbalanced_apache_cluster
> > and everthing works fine.
>
> what does "everything works fine" mean?
>
> > Unfortunately I don't have enough public IPs
> > to spare, so I need to get NAT working.
>
> the realservers shouldn't have public IPs at all. The only
> public IP needed is the VIP. (This isn't one of our HOWTOs,
> so I don't know what's in it). Have you gone through the
> check list for non-working LVS's in the LVS-mini-HOWTO?
>
> Joe
>
> >
> > Software Info:
> > Suse OSS 10.0
> > Kernel 2.6.13
> > Heartbeat 2.0.0
> >
> > Server IP info:
> > loadb1
> > IPaddr1 eth0 192.168.30.100/24
> > IPaddr2 eth1 XXX.XXX.XXX.189/28
> >
> > loadb2
> > IPaddr1 eth0 192.168.30.101/24
> > IPaddr2 eth1 XXX.XXX.XXX.188/28
> >
> > webserver1
> > IPaddr1 eth0 192.168.30.110/24
> >
> > webserver2
> > IPaddr2 eth0 192.168.30.111/24
> >
> > Config files
> > ha.cf:
> > logfacility local0
> > bcast eth0 # Linux
> > mcast eth0 225.0.0.1 694 1 0
> > auto_failback off
> > node loadb1
> > node loadb2
> > respawn hacluster /usr/lib/heartbeat/ipfail
> > apiauth ipfail gid=haclient uid=hacluster
> >
> > haresourses:
> > loadb1 \
> > ldirectord::ldirectord.cf \
> > LVSSyncDaemonSwap::master \
> > IPaddr2::XXX.XXX.XXX.190/28/eth1 \
> > IPaddr2::192.168.30.105/24/eth0
> >
> > ldirectord.cf:
> > checktimeout=10
> > checkinterval=2
> > autoreload=no
> > logfile="local0"
> > quiescent=yes
> > virtual=XXX.XXX.XXX.190:80
> > real=192.168.30.110:80 masq
> > real=192.168.30.111:80 masq
> > fallback=127.0.0.1:80
> > service=http
> > request="ldirector.html"
> > receive="Test Page"
> > scheduler=rr
> > protocol=tcp
> > checktype=negotiate
> >
> > Output of tcpdump on webserver:
> > webserver1:~ # tcpdump host 41.240.84.137
> > tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
> > listening on eth0, link-type EN10MB (Ethernet), capture size 96 bytes
> > 16:38:12.894836 IP 41.240.84.137.sso-control > webserver1.site.http: S
> > 2135481172:2135481172(0) win 65535 <mss 1440,nop,nop,sackOK>
> > 16:38:27.908046 IP webserver1.site.http > 41.240.84.137.sso-control: S
> > 311867283:311867283(0) ack 2135481173 win 5840 <mss
> > 1460,nop,nop,sackOK>
> > 16:38:15.736403 IP 41.240.84.137.sso-control > webserver1.site.http: S
> > 2135481172:2135481172(0) win 65535 <mss 1440,nop,nop,sackOK>
> > 16:38:15.736459 IP webserver1.site.http > 41.240.84.137.sso-control: S
> > 311867283:311867283(0) ack 2135481173 win 5840 <mss
> > 1460,nop,nop,sackOK>
> > 16:38:16.895205 IP webserver1.site.http > 41.240.84.137.sso-control: S
> > 311867283:311867283(0) ack 2135481173 win 5840 <mss
> > 1460,nop,nop,sackOK>
> > 16:38:21.770180 IP 41.240.84.137.sso-control > webserver1.site.http: S
> > 2135481172:2135481172(0) win 65535 <mss 1440,nop,nop,sackOK>
> > 16:38:21.770237 IP webserver1.site.http > 41.240.84.137.sso-control: S
> > 311867283:311867283(0) ack 2135481173 win 5840 <mss
> > 1460,nop,nop,sackOK>
> > 16:38:22.895586 IP webserver1.site.http > 41.240.84.137.sso-control: S
> > 311867283:311867283(0) ack 2135481173 win 5840 <mss
> > 1460,nop,nop,sackOK>
> > 16:38:34.896352 IP webserver1.site.http > 41.240.84.137.sso-control: S
> > 311867283:311867283(0) ack 2135481173 win 5840 <mss
> > 1460,nop,nop,sackOK>
> > 16:38:59.097893 IP webserver1.site.http > 41.240.84.137.sso-control: S
> > 311867283:311867283(0) ack 2135481173 win 5840 <mss
> > 1460,nop,nop,sackOK>
> > _______________________________________________
> > LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
> > Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
> > or go to http://www.in-addr.de/mailman/listinfo/lvs-users
> >
>
> --
> Joseph Mack NA3T EME(B,D), FM05lw North Carolina
> jmack (at) wm7d (dot) net - azimuthal equidistant map
> generator at http://www.wm7d.net/azproj.shtml
> Homepage http://www.austintek.com/ It's GNU/Linux!
> _______________________________________________
> LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
> Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
> or go to http://www.in-addr.de/mailman/listinfo/lvs-users
>
--
Menhinick Computing
Tel. 0828744391
Fax. 0865132814
--
Menhinick Computing
Tel. 0828744391
Fax. 0865132814
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