Any issue with www.cisco.com

Bruce Pinsky bep at whack.org
Tue Sep 6 17:33:58 UTC 2005


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Chip Mefford wrote:
> Gerry Boudreaux wrote:
> 
>>>mtr shows the packet loss in the last hop for me:
>>>
>>>14. sjck-dmzbb-gw1.cisco.com                                             0.0%    62   66.6  75.4  64.5 293.7  37.1
>>>15. sjck-dmzdc-gw2.cisco.com                                             0.0%    62   62.5  65.4  59.2 155.4  13.1
>>>16. www.cisco.com                                                       14.8%    62   59.2  64.7  58.1  88.4   7.2
> 
> 
> I'm seeing roughly ~25 percent packet loss, it varies.
> 

If you are relying on ping and traceroute tests to measure packet loss,
then you are coming to false conclusions.

ICMP responses are throttled by many, many devices including routers, load
balancers, firewalls, IPS devices, etc, etc.

- --
=========
bep

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.0 (MingW32)

iD8DBQFDHdMFE1XcgMgrtyYRAsjzAKDniJ5MAj+PWxH6vgYaImbJc/9A9wCfdNCx
aBMSXJIsAm4NaGvJTVUpIVg=
=rKlr
-----END PGP SIGNATURE-----



More information about the NANOG mailing list