Re: [Xen-users] follow UP: Xen + IPv6 + Netapp = NFS read problem

[Bastian Blank <waldi@xxxxxxxxxx>]

On Thu, Dec 13, 2012 at 01:43:55PM +0100, G.Bakalarski@xxxxxxxxxx wrote:
> When a sender is Linux machine no IPv6 packets are fragmented ...

Only datagram protocoles (UDP!) needs fragmenting.

> We DID set 1500 MTU on all network devices (server, netapp filer, switches) 
> ...

Don't do that. Use 9000 on networks with filers. The MTU only defines
the maximum ethernet packet size, _not_ the maximum udp packet size.

> So maybe anyone knows how to force netapp filer not to fragment IPv6
> packets?

Use TCP?

Bastian

-- 
Spock: We suffered 23 casualties in that attack, Captain.

_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxx
http://lists.xen.org/xen-users