nanog mailing list archives

Re: Ascend GRF


From: Daniel Senie <dts () openroute com>
Date: Wed, 11 Jun 1997 10:00:11 -0400

PSI used to feed our site with a Cisco 7xxx and changed to a GRF400. The
OpenROUTE Networks RBX250 router we use to talk to it had no problems with
either. Actual packet throughput appears to be improved since the router
was swapped, which I assume was the reason for the replacement. I haven't
noticed a substantial difference in the speed with which the advertisements
roll in. Either upstream box pumped out the BGP advertisements when the
line first comes up at about 60% of the T1. Neither box pushes harder than
that.

There were some problems (non-BGP) when PSI first tried to activate the
GRF, but those appear to have been resolved.

At 07:58 AM 6/11/97 -0500, Peter Leppik wrote:
I've been hearing conflicting stories about the Ascend GRF lately.
Cisco claims that it doesn't really work as advertised in "realistic
networks," but Ascend says this is because Cisco's routers melt down
when the GRF feeds them routing table updates, so the GRF has to be
throttled back to work in a mixed environment.

Does anybody have any real experience here?  Any information, pointers,
anecdotes, or wild rumors would help.

Thanks,
  -Peter



Daniel Senie                           mailto:dts () openroute com
Sr. Staff Engineer                     http://www.openroute.com/
OpenROUTE Networks, Inc.               (a wholly owned subsidiary of
Proteon, Inc.)


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