[62] in SIPB IPv6

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Re: IPv6 status

daemon@ATHENA.MIT.EDU (John Hawkinson)
Tue Nov 25 17:04:19 2003

Date: Tue, 25 Nov 2003 16:59:23 -0500
From: John Hawkinson <jhawk@MIT.EDU>
To: Daniel Hagerty <hag@linnaean.org>
Cc: sipbv6@MIT.EDU, noahm@lcs.MIT.EDU, gdt@sunpal4.MIT.EDU
In-Reply-To: <20031125213212.AA7511B9E4@perdition.linnaean.org>

Daniel Hagerty <hag@linnaean.org> wrote on Tue, 25 Nov 2003
at 16:32:12 -0500 in <20031125213212.AA7511B9E4@perdition.linnaean.org>:

>     Jeff is very, very brave man if he's willing to run IPv6 loadouts
> on MIT production cisco routers that move real IPv4 traffic.  Most
> places I know running IPv6 do the v6 stack on dedicated hardware
> because of blood already in the water.

While it appears that the network group has lost some of their shyness
on cisco software, and in fact the software running on the MITnet
backbone routers was less than 2 months old at the time they were
booted,

| external-rtr-2>sh hard
| Cisco Internetwork Operating System Software 
| IOS (tm) c6sup2_rp Software (c6sup2_rp-PK2SV-M), Version 12.1(19)E, EARLY DEPLOYMENT RELEASE SOFTWARE (fc2)
| TAC Support: http://www.cisco.com/tac
| Copyright (c) 1986-2003 by cisco Systems, Inc.
| Compiled Sat 31-May-03 21:18 by hqluong
| Image text-base: 0x40008C00, data-base: 0x419C6000
| 
| ROM: System Bootstrap, Version 12.1(11r)E1, RELEASE SOFTWARE (fc1)
| BOOTLDR: c6sup2_rp Software (c6sup2_rp-PK2SV-M), Version 12.1(19)E, EARLY DEPLOYMENT RELEASE SOFTWARE (fc2)
| 
| external-rtr-2 uptime is 20 weeks, 3 days, 18 hours, 30 minutes
| Time since external-rtr-2 switched to active is 20 weeks, 3 days, 18 hours, 24 minutes
| System returned to ROM by power-on (SP by power-on)
| System restarted at 23:21:48 EDT Fri Jul 4 2003
| System image file is "disk0:c6sup22-pk2sv-mz.121-19.E.bin"

I don't think it's terribly likely that IPv6 code would run on
the MITnet backbone in the near future.

Generally in the past MITnet routers have been observed to be running
software that's multiple years old...

--jhawk

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