PM5389 cross-connect equivalent, sonet/sdh wideband cross-connect.
GENERAL
* Multi-purpose SONET/SDH VT/TU and SONET/SDH STS/STM cross-connect.
* With a memory-switch architecture, implements a strictly non-blocking switch that s.
* SONET/SDH Add-Drop Multiplexer (ADM).
* SONET/SDH Digital Cross-connect (DCC).
* Multi-service Provisionin.
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