Yes you can, but the real hw has to support it as well.
On 09/18/2012 02:34 AM, S. Scott wrote:
> Is it possible to use non-standard (1500) MTU on a trunk(4)
> pseudo-interface or on the real em(4) interfaces that comprise the
> trunk0 interface, or on the VLANs carried therein. We'd like to use
> jumbo frames on the link-aggregate between a Cisco catalyst switch
> (port group) and the openBSD router and firewall.
>
> $ uname -a
> 5.1 GENERIC.MP#207 amd64
>
> With thanks,
>
> —————
> iThing: Big thumbs & little keys. Please excuse typo, spelling and
> grammar errors • Good planets are hard to find – think before you
> print • My desire to be well-informed is currently at odds with my
> desire to remain sane. • Last night I played a blank CD at full blast.
> The Mime next door went nuts.
