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Re: MAE-East snafu redux

  • From: Jan Czmok
  • Date: Wed Apr 22 11:24:36 1998

Well, from our router (1292.41.177.103, catalyst 6) it looks like this (note
the packet loss!!!)

Jan


There the pings:

core0.mae-east#ping 192.41.177.181

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.41.177.181, timeout is 2 seconds:
.!.!!
Success rate is 60 percent (3/5), round-trip min/avg/max = 100/189/268 ms
core0.mae-east#ping 192.41.177.181

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.41.177.181, timeout is 2 seconds:
!!!.!
Success rate is 80 percent (4/5), round-trip min/avg/max = 4/13/20 ms
core0.mae-east#ping 192.41.177.113

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.41.177.113, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/11/16 ms
core0.mae-east#ping 192.41.177.101

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.41.177.101, timeout is 2 seconds:
.!.!!
Success rate is 60 percent (3/5), round-trip min/avg/max = 4/8/12 ms
core0.mae-east#ping 192.41.177.101

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.41.177.101, timeout is 2 seconds:
.!!!.
Success rate is 60 percent (3/5), round-trip min/avg/max = 1/28/44 ms
core0.mae-east#ping 192.41.177.73

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.41.177.73, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 12/17/24 ms
core0.mae-east#ping 192.41.177.119

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.41.177.119, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 16/19/24 ms
core0.mae-east#ping 192.41.177.69

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.41.177.69, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/3/4 ms
---


Jeremiah Kristal wrote:

> Has everyone just become so used to terrible performace at MAE-East, or am
> I the only one seeing problems?  I'm seeing perfect performance to
> networks connected to Gigaswitch 1 (excluding overloaded ports), but
> 15-20% packet loss to anyone connected to any other Gigaswitch.  In the
> past MFS would jump on these tickets, find a frozen card on Gigaswitch 6,
> reset it, and clear the trouble.  It has been over 24 hours since I opened
> a ticket, I've spoken with MFS Datanet Engineering, and I still don't
> think I've spoken to anyone at MFS who is aware that all traffic between
> Gigaswitches goes through Giga6.
> If anyone has time tonight, could they check performance to other
> providers on the same Gigaswitch and on other Gigas.  If you need to know
> which provider is on which switch, go to
> http://www.mfsdatanet.com:80/MAE/east.map.html
> Thanks, and hopefully this is on topic, even if it doesn't contain actual
> router commands.  :)
>
> Jeremiah Kristal
> Senior Network Engineer
> ICon CMT Corporation
> jeremiah@iconnet.net
> 201-319-5764
> x284 internal







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