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BITS Wiring Information and Looped BITS Timing on ONS 15454
This document describes Building Integrated Timing Supply (BITS) wiring information and presents a case for looped BITS timing configuration on Cisco ONS 15454.
12 Jan 2006
It is possible to use the building integrated timing supply (BITS) output reference to time a Cisco ONS 15454 node or another piece of equipment. However, when a BITS interface is enabled for this purpose, you receive a loss of signal (LOS) alarm on the...
01 Jun 2006
There are several common issues that arise when you configure timing on the Cisco ONS 15454. This document explains these issues and provides an example of a timing best practice that you can use in a four-node ONS 15454 network. This document covers these...
31 Jan 2006
...networks. SSMs allow BITS timing sources...the two to exchange information about the quality...SSMs are carried on bits 5 to 8 of SDH overhead...devices such as the ONS 15454 SDH to automatically...the highest quality timing reference and to avoid timing loops (particularly in...
01 Apr 2003
...procedure changes the timing parameters for the ONS 15454. To switch the timing reference, see...can cause timing loops, Cisco does not...change the following information: Note Reference...node and up to six BITS Out references...node's BITS Out pins on the backplane...can be directly wired to the reference...
07 Dec 2011
...from a BITS source wired to the BITS backplane pins...externally timed ONS 15454 node through the...cards. Mixed timing allows you to select...can create timing loops. Use this mode...references for each ONS 15454. The first...are typically two BITS-level sources...internal clock provided on every ONS 15454...that communicates information about the quality...
06 Dec 2007
...Cisco ONS 15454 Multiservice...Provision Timing on ONS 15454 01/Dec/2005 BITS Wiring Information and Looped BITS Timing...
25 Apr 2005
...MSPP) Cisco ONS 15454 Multiservice Transport...Platform (MSTP) BITS Wiring Information and Looped BITS Timing on ONS 15454 11...
25 Apr 2005
...Tools Cisco ONS 15454 SDH Multiservice...Nov/2006 BITS Wiring Information and Looped BITS Timing on ONS 15454 11...
25 Apr 2005
...to a node with a BITS source. The third...internal clock provided on every ONS 15454 TCC2/TCC2P card...references to other timing sources, the internal...show current timing information for an ONS 15454...can create timing loops. Use this mode...references are set to BITS. These are Stratum 1 timing sources wired to the BITS input...
29 Aug 2012