Date: Wed, 29 May 2013 13:33:52 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-net@freebsd.org Cc: Alex Liptsin <alexl@mellanox.com>, "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: How to switch Datgram/Connected mtu modes? Message-ID: <201305291333.52607.jhb@freebsd.org> In-Reply-To: <64DAB3164E410447932305F50F896D8D6AF651AD@MTLDAG01.mtl.com> References: <64DAB3164E410447932305F50F896D8D6AF651AD@MTLDAG01.mtl.com>
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On Sunday, May 26, 2013 7:43:29 am Alex Liptsin wrote: > Hello. > > I work with FreeBSD 9.1 and Mellanox devices. > > How can I configure MTU in connected mode on FreeBSD 9.1? > In Linux to enable connected mode for interface ib0, I enter: > > echo connected > /sys/class/net/ib0/mode > > > > Switching between CM and UD mode can be done in run time: > > echo datagram > /sys/class/net/ib0/mode sets the mode of ib0 to UD > > echo connected > /sys/class/net/ib0/mode sets the mode ib0 to CM > > There is no such directories at FreeBSD. Wat shall I do? Have you tried looking for dev.ib.0 sysctls? It looks like the OFED bits in FreeBSD map Linux sysfs entries to sysctl nodes, but I don't have a box with IB handy to see what it looks like at runtime. -- John Baldwin
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