Date: Sat, 7 Jan 2006 21:01:19 -0800 (PST) From: kamal kc <kamal_ckk@yahoo.com> To: freebsd <freebsd-net@freebsd.org> Subject: Re: increasing the ethernet MTU greater than 1500 (1502) Message-ID: <20060108050119.46345.qmail@web30013.mail.mud.yahoo.com> In-Reply-To: <018e01c6135e$4c25b130$42764eca@ilo.skyinet.net>
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> > > i don't want to fragment the packet as i think > > that is too much overhead for 2 bytes. rather i > > want to increase the mtu. > > why increase the mtu when you can decrease it? one > good example is the > PPPoE... default mtu size of pppoe is 1492 because > of the 6 bytes pppoe > header and 2 bytes ppp protocol id to fit into the > default 1500 mtu of > ethernet.... therefore you set your mtu to 1498 to > fit your 2 bytes extra > header :-> in that way you are safe from any > violation of rfcs... i had never thought that way, thanks and i will try decreasing MTU to 1498. that was a great help indeed !!! kamal __________________________________________ Yahoo! DSL – Something to write home about. Just $16.99/mo. or less. dsl.yahoo.com
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