""bergenpeak"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > Does anyone really know where the 50 ms SONET detect/fail-over time > comes from? > I've heard many answers, but none seem to be verifiable. I'm looking > for pointers to docs which explain where or what drove the 50 ms number.
Telcordia documents. GR-1230 SONET Bi-Directional Line-Switched Ring Equipment Generic Criteria Dec 1998 GR-1400 SONET Dual-Fed Unidirectional Path Switched Ring (UPSR) Equipment Generic Criteria Jan 1999 SR-NOTES-SERIES-01 Telcordia Notes on the Synchronous Optical Network (SONET) Dec 1999 SR-NWT-001756 Automatic Protection Switching for SONET Oct 1990 Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=55731&t=55700 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]