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About This Document
xxx Issue 3 June 2001
Reason for Reissue
This document, Issue 2, replaces the
DDM-2000 Multiplexer User/Service
,Issue
1. Descriptive, application and engineering information has been added for the
DDD-2000 OC-3 Multiplexer through Release 15.0. The release descriptions are
listed in Section 1, "Introduction."
Major changes in this issue are noted by bars (|) in the outermost margins. Major
changes include adding information for the following:
■ Software Release 15.0 for the DDM-2000 OC-3 Multiplexer
■ Multi-Vendor Interworking with Target ID Address Resolution Protocol
(TARP) for OC-3. See the following page for further information on TARP
and its impact on Operations Interworking
■ Large networks up to 256 nodes using Level 1 provisioning and Level 2
routing
■ STS-3c 0X1 when shelf is equipped with 29G-U/29H-UOLIUs in MAIN slots
and 22-Type OLIUs in FUNCTION UNITS slots
■ STS-1/VT1.5 0X1 when shelf is equipped with 29-Type/24-Type/22-Type
OLIUs in MAIN slots and 22-Type OLIUs in FUNCTION UNITS slots
■ DCC provisioning on MAIN slots for OC-3/OC-12 to allow a remote OC-3
shelf to interconnect through its MAIN ring interfaces with a 1+1 extension
on a host OC-3, OC-12, or OC-48 shelf
■ Provisioning of asynchronous CIT port to run TL1, as well as the
provisioning of the synchronous X.25 port to be used for asynchronous TL1
interface
■ Remote alarm status using AGNE and Alarm Group concept
■ 24H-U OLIU 1550 nm long reach OC-12 circuit packs
■ 29G-U OLIU 1310 nm long reach OC-12 circuit packs
■ 29H-U OLIU 1550 nm long reach OC-12 circuit packs
■ 21G3-U OLIU 1310 nm long reach OC-3 circuit packs
■ 22G4-U OLIU 1310 nm long reach OC-3 circuit packs
■ BBG2B MXRVO to supply power to BBF6 T1EXT circuit packs in Group 4
or earlier shelves
■ IMA LAN Interface circuit packs: BBF9 LAN 10/100 BaseT and BBF10 100
BaseFX circuit pack
■ BBF4 TG3 Stratum 3 Timing Generator circuit pack (OC-3 and OC-12)
■ BBF2C TGS circuit packs
■ BBF6 T1EXT circuit pack with individual T1 facility loopback capabilities.