Date: Mon, 28 Dec 1998 11:55:16 -0800 (PST) From: Javier Henderson <javier@kjsl.com> To: Dennis <dennis@etinc.com> Cc: Alan Batie <batie@rdrop.com>, isp@FreeBSD.ORG Subject: Re: ATM WAN interface Message-ID: <199812281955.LAA26758@kjsl.com> In-Reply-To: <199812281449.OAA07799@etinc.com> References: <19981228095606.50083@rdrop.com> <199812281449.OAA07799@etinc.com>
next in thread | previous in thread | raw e-mail | index | archive | help
Dennis writes: > Note that ATM has a LOT of overhead (like 30%). so ATM over a DS3 > is not nearly the bandwidth of using straight HSSI or PTP. ATM is meant > as a medium that can be switched at high speed, but as a PTP mechanism > it is very poor. I've often wondered how well IP would do, throughput-wise, over ATM with its 53 byte cells. "Packet fragmentation overhead" comes to mind. I've never seen actual performance figures, however. -jav To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199812281955.LAA26758>