> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of Peter Rathlev > Sent: Monday, December 03, 2007 3:05 PM > To: [email protected] > Subject: Re: [c-nsp] MTBF for Cisco products > > > [EMAIL PROTECTED] skrev man, 03 dec 2007: > > Ted Mittelstaedt wrote: > >> (assuming a standard bell curve applies to device failures, which > >> it generally does) > > > > Actually, hardware failures generally follow a "bathtub curve", almost > > an inverse bell curve. There is a certain amount of infant mortality > > where substandard parts will fail immediately or shortly after > > installation, bad connections and other mechanical and assembly issues > > are discovered or fail in transit, etc. Then relatively few failures > > for a long time, and then a gradual ramping up of failures as things > > wear out, capacitors dry up, etc. > > I think you both agree with each other. The "Bell curve" would > describe the age of the devices
(age of device when it fails) Ted No virus found in this outgoing message. Checked by AVG Free Edition. Version: 7.5.503 / Virus Database: 269.16.17/1177 - Release Date: 12/7/2007 1:11 PM _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
