From owner-freebsd-questions@FreeBSD.ORG Mon May 5 10:25:43 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B134437B401 for ; Mon, 5 May 2003 10:25:43 -0700 (PDT) Received: from phoenix.gargantuan.com (rrcs-se-24-73-171-238.biz.rr.com [24.73.171.238]) by mx1.FreeBSD.org (Postfix) with ESMTP id CE1F743FA3 for ; Mon, 5 May 2003 10:25:40 -0700 (PDT) (envelope-from michael@gargantuan.com) Received: from cyclops.gargantuan.com (cyclops.gargantuan.com [3ffe:c00:8034:a00::300]) by rogue.gargantuan.com (Postfix) with ESMTP id AF9911A3; Mon, 5 May 2003 12:09:48 -0400 (EDT) From: "Michael W. Oliver" To: Kevin Stevens , "Jonas" Date: Mon, 5 May 2003 12:09:35 -0400 User-Agent: KMail/1.5.1 References: <549098D8-7EC8-11D7-8742-000A959CEE6A@pursued-with.net> In-Reply-To: <549098D8-7EC8-11D7-8742-000A959CEE6A@pursued-with.net> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Description: clearsigned data Content-Disposition: inline Message-Id: <200305051209.47097.michael@gargantuan.com> cc: 'freebsd-questions' Subject: Re: CSU/DSU for fbsd as a router X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: michael@gargantuan.com List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 05 May 2003 17:25:44 -0000 =2D----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 +--- On Monday, May 05, 2003 03:08, | Kevin Stevens proclaimed: | | On Sunday, May 4, 2003, at 22:39 US/Pacific, Jonas wrote: | > I'm looking into the option of using fbsd as a router/NAT/Firewall on | > point-2-point T1's. Currently we use - on each end - an Adtran Ace | > (CSU/DSU)and i.e. a Cisco 2501. | > | > The Adtran's has this weird big connector which connects to the Cisco. | | I don't remember what the physical connector is properly termed, but | it's popularly called an "HDLC cable" - HDLC is the common Cisco serial | protocol used on such connections. | It is probably a V.35 connector on the Adtran, and if it is of the style of= =20 a big block with a male screw on one side and a female screw on the other,= =20 it is called a 'winchester' connector. On the cisco side, the 2501 has a HD-60 connector, proprietary to cisco. Regarding HDLC, that is one of the many layer 2 framing protocols that cisc= o=20 can run, with the default being proprietary version of HDLC developed by=20 cisco. Corrections welcomed, thanks. =2D --=20 +---------------------------------------+------------------------------+ | Michael W. Oliver, CCNP | "The tree of liberty must be | | IPv6 & FreeBSD mark | refreshed from time to time | | michael@gargantuan.com | with the blood of patriots | | http://michael.gargantuan.com/ | and tyrants." | | ASpath-tree, Looking Glass, etc. | - President Thomas Jefferson | | +------------------------------+ | gpg key - http://michael.gargantuan.com/gnupg/pubkey.asc | +----------------------------------------------------------------------+ =2D----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE+tozKsWv7q8X6o8kRAmdWAJsHy+f97xXuU86vT679/1l3d1Ut8wCfQQ/V gJLb8NfJAzU2CFARIGocQcc=3D =3DY8/z =2D----END PGP SIGNATURE-----