Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!mnetor!seismo!columbia!rutgers!ames!ucbcad!ucbvax!CCS.BBN.COM!malis From: malis@CCS.BBN.COM (Andrew Malis) Newsgroups: mod.protocols.tcp-ip Subject: Re: Arpanet outage Message-ID: <8612170441.AA07592@ucbvax.Berkeley.EDU> Date: Tue, 16-Dec-86 12:16:23 EST Article-I.D.: ucbvax.8612170441.AA07592 Posted: Tue Dec 16 12:16:23 1986 Date-Received: Wed, 17-Dec-86 23:14:26 EST Sender: daemon@ucbvax.BERKELEY.EDU Organization: The ARPA Internet Lines: 11 Approved: tcp-ip@sri-nic.arpa Dan, One additional point - I believe most (if not all) of the affected trunks have been in service since before AT&T started using fiber optics. AT&T has obviously been rerouting their existing circuits as cheaper transmission paths become available. For some of the older ARPANET/MILNET trunks, I'm sure they've seen the complete transition from wires to microwave to fiber (and who knows what else). Andy