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Re: [lvs-users] lvs tun and ipip fragments

To: Julian Anastasov <ja@xxxxxx>
Subject: Re: [lvs-users] lvs tun and ipip fragments
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Kelsey Cummings <kgc@xxxxxxxxxxxxxx>
Date: Mon, 21 May 2012 17:24:33 -0700
On Fri, May 18, 2012 at 01:14:35AM +0300, Julian Anastasov wrote:
>       ipip_tunnel_xmit() uses such logic to disable
> the PMTUD with nopmtudisc flag in the ip tool. May be we

Exactly!

> can do the same, the question is how to provide this flag,
> may be with IPVS_DEST_ATTR_NO_PMTUD attribute in
> include/linux/ip_vs.h
> 
>       May be it should come as some new field in
> struct ip_vs_dest, eg. unsigned int mode_flags; and
> #define IP_VS_DEST_MODE_NO_PMTUD 0x0001

The other way would be do define a new packet forwarding method like
'ipip with frags' perhaps with -I to ipvsadm.  I think it really 
comes down to what you guys think is most consistent with the reset 
of the system and configuration options and how easy it is to add.

-- 
Kelsey Cummings - kgc@xxxxxxxxxxxxxx      sonic.net, inc.
System Architect                          2260 Apollo Way
707.522.1000                              Santa Rosa, CA 95407

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