Stm1 (A); Functions And Appearance - Raisecom RC3000-15 Hardware Description

Raisecom
RC3000-15 (P100R001) Hardware Description

5.2 STM1 (A)

5.2.1 Functions and appearance

Panel
The STM1 card, a SDH aggregation card, provides high-capacity uplink
ways so that data and voice services are transmitted to the RC3000-15
for cross connection and aggregation. It provides the following
functions:
 Provide two 155 Mbit/s SDH optical interfaces which support 63 ways
of E1 services.
 Support scheduling of 126 ways of E1 services with one SDH card and
252 ways with two SDH cards.
 Support multiple protection switching modes:
– SDH optical interface protection
– SDH LP protection
– Card-level 1+1 hot backup

Provide ALS for optical modules.
 Support external and internal loopback on the SDH optical interface.
 Support loopback and Bit Error Rate Tester (BERT) for each path.

Support chain and ring networking.

Support online software upgrade.

Be exclusive with the STM1 (B) currently.
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Function
5 SDH cards
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