[lvs-users] ack (3. step of tcp handshake) from CIP does not get directed(dr) as expected

Axel Christiansen christiansen at abgeordnetenwatch.de
Tue Jul 14 11:14:50 BST 2009


> Did you turn off arp_announce on the real servers? See:
> http://www.austintek.com/LVS/LVS-HOWTO/HOWTO/LVS-HOWTO.arp_problem.html

Yes, for all Interfaces.

net.ipv4.conf.default.forwarding = 1
net.ipv4.ip_forward = 1
net.ipv4.conf.all.arp_ignore = 1
net.ipv4.conf.eth0.arp_ignore = 1
net.ipv4.conf.eth1.arp_ignore = 1
net.ipv4.conf.all.arp_announce = 2
net.ipv4.conf.eth0.arp_announce = 2
net.ipv4.conf.eth1.arp_announce = 2


> 
> Did you trace the packages with tcpdump, includung for all correct MAC 
> addresses?
> tcpdump -net -i ...

Yes, used tcpdump, but without paying atentione to mac addresses.





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