tmxf28155 ETC-unknow, tmxf28155 Datasheet - Page 368

• Manufacturer Part Number: tmxf28155
• Description: Tmxf28155 Super Mapper 155/51 Mbits/s Sonet/sdh X28/x21 Ds1/e1
• Manufacturer: ETC-unknow

155/51 Mbits/s SONET/SDH x28/x21 DS1/E1
17 TMUX Functional Description
17.5 Receive Direction (Receive Path from Sonet Global/SDH)
All functions supported by the TMUX in the receive direction are summarized here:
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Input clock monitoring and loss-of-signal monitoring
High-speed loopback
Frame alignment
Receive side frame sync output
B1 BIP-8 check
J0 monitor
Descrambler
F1 monitor
B2 BIP-8 check
APS (automatic protection switch) monitor
K2 monitor, AIS-L and RDI-L detect
M1 REI-L detect
Sync status monitor
Receive transport overhead access channel (RTOAC)
MSP 1 + 1 payload switch
Pointer interpreter
J1 monitor
B3 BIP-8 check
Signal label C2 byte monitor
RDI-P detect
REI-P detect
Path user byte F2 monitor
H4 multiframe indicator
Path user byte F3 monitor
K3 byte monitor
N1 tandem connection byte monitor
Signal degrade BER algorithm
Signal fail BER algorithm
Path overhead access channel (POAC) drop
AIS-P insertion and AUTO_AISO[1—3] generation
Receive side telecom bus interface
(continued)
Agere Systems Inc.
May 2001