Thanks Julian. 2017-06-25 1:30 GMT+08:00 Julian Anastasov <j...@ssi.bg>:
> > Hello, > > On Sat, 24 Jun 2017, linbo liao wrote: > > > I search the net, all VIP will be removed if primary IP deleted when > > promote_secondaries is 0. > > Yes - if we add VIP/24 on eth0. Not - if VIP is added as /32. > > > Why VIP should not be promoted as primary IP if DIP removed? I try to > > search in google, but no luck. > > Nobody should need such games in IPVS setups... > I just wanted to note all considerations when deciding > where to add VIP. > > > > add DIP/24 on eth0 before configuring VIP. Such DIP is > > > mandatory for TUN mode because we originate IPIP packets > > > from DIP. > > If VIP becomes the primary source address when sending > to TUN real server, the real server can drop the IPIP packet > with saddr=VIP,daddr=RIP because VIP can be added as local > address on "lo". Also, there is no guarantee that such > packet can be routed to the RIP in all cases, sometimes > saddr=VIP can be allowed to use only the incoming ISP link. > So, as you see, it depends on many things. > > Regards > > -- > Julian Anastasov <j...@ssi.bg> > _______________________________________________ Please read the documentation before posting - it's available at: http://www.linuxvirtualserver.org/ LinuxVirtualServer.org mailing list - lvs-users@LinuxVirtualServer.org Send requests to lvs-users-requ...@linuxvirtualserver.org or go to http://lists.graemef.net/mailman/listinfo/lvs-users
