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Re: ldirectord & ser (sip express router)

To: lvs-users@xxxxxxxxxxxxxxxxxxxxxx, malcolm@xxxxxxxxxxxxxxxx
Subject: Re: ldirectord & ser (sip express router)
From: Jack Wei <cowlemon@xxxxxxxxx>
Date: Thu, 16 Jun 2005 12:58:16 -0700 (PDT)
Malcolm,

If i set ldirector to check for tcp instead of udp, then udp traffic will not
be forwarded...unless I'm doing something wrong.

Is this what you meant:

virtual=10.1.201.189:5060
       real=10.1.201.191:5060 gate
       real=10.1.201.193:5060 gate
       scheduler=wlc
       protocol=tcp
       checktype=connect
       persistent=600
  
If not, please let me know.  Thanks.






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>    1. Re: ldirectord & ser (sip express router) (Malcolm Turnbull)
>    2. Re: ldirectord & ser (sip express router)
>       (Graham David Purcocks M.A.(Oxon.))
> > From: Malcolm Turnbull <malcolm@xxxxxxxxxxxxxxxx>
> Subject: Re: ldirectord & ser (sip express router)
> Date: Thu, 16 Jun 2005 09:24:08 +0100
> To: "LinuxVirtualServer.org users mailing list."
>       <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
> 
> Jack,
> 
> I came across this a while ago as well with UDP a DNS check works,
>  but no other UDP connect checks seemed to (i.e. not port 53).
> I ran into this while trying to do NFS.
> 
> Aa a work around you can specify a checkport and do a TCP health check 
> instead,.
> 
> I think its a small bug (but don't take my word for it...)
> 
> 
> 
> 
> Jack Wei wrote:
> 
> >hi,
> >
> >I'm trying to set up a cluster of ser boxes using ultramonkey.  i want
> >ldirectord to detect if any of the ser boxes is down, but am not able to set
> it
> >up properly.  
> >
> >Here's my ldirector.cf:
> >
> >checktimeout=10
> >checkinterval=2
> >autoreload=no
> >logfile="local0"
> >quiescent=yes 
> >
> >virtual=10.1.201.189:5060
> >        real=10.1.201.191:5060 gate
> >        real=10.1.201.193:5060 gate
> >        scheduler=wlc
> >        protocol=udp
> >#        checktype=connect
> >        persistent=600
> >
> >
> >Using the above configuration, ipvsadm reports the real servers are up even
> if
> >they aren't.  If i enable "checktype=connect", ipvsadm reports the real
> servers
> >are always down.
> >
> >  
> >
> 
> 
> -- 
> Regards,
> 
> Malcolm Turnbull.
> 
> > From: "Graham David Purcocks M.A.(Oxon.)" <grahamp@xxxxxxxxxxxxx>
> Subject: Re: ldirectord & ser (sip express router)
> Date: Thu, 16 Jun 2005 09:48:07 +0100
> To: "LinuxVirtualServer.org users mailing list."
>       <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
> 
> Its not a bug, per se, its just not implemented. There is no UDP connect
> code in ldirectord. I tried to add it while I was bored, but failed. I'm
> not even sure you can as there is no connection established with UDP,
> but its been a while since I did this stuff so I may be wrong.
> 
> Graham
> 
> On Thu, 2005-06-16 at 09:24, Malcolm Turnbull wrote:
> > Jack,
> > 
> > I came across this a while ago as well with UDP a DNS check works,
> >  but no other UDP connect checks seemed to (i.e. not port 53).
> > I ran into this while trying to do NFS.
> > 
> > Aa a work around you can specify a checkport and do a TCP health check 
> > instead,.
> > 
> > I think its a small bug (but don't take my word for it...)
> > 
> > 
> > 
> > 
> > Jack Wei wrote:
> > 
> > >hi,
> > >
> > >I'm trying to set up a cluster of ser boxes using ultramonkey.  i want
> > >ldirectord to detect if any of the ser boxes is down, but am not able to
> set it
> > >up properly.  
> > >
> > >Here's my ldirector.cf:
> > >
> > >checktimeout=10
> > >checkinterval=2
> > >autoreload=no
> > >logfile="local0"
> > >quiescent=yes 
> > >
> > >virtual=10.1.201.189:5060
> > >        real=10.1.201.191:5060 gate
> > >        real=10.1.201.193:5060 gate
> > >        scheduler=wlc
> > >        protocol=udp
> > >#        checktype=connect
> > >        persistent=600
> > >
> > >
> > >Using the above configuration, ipvsadm reports the real servers are up
> even if
> > >they aren't.  If i enable "checktype=connect", ipvsadm reports the real
> servers
> > >are always down.
> > >
> > >  
> > >
> -- 
> > _______________________________________________
> lvs-users mailing list
> lvs-users@xxxxxxxxxxxxxxxxxxxxxx
> http://www.in-addr.de/mailman/listinfo/lvs-users
> 


Jack Wei

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