3EM23952AA
Issue 01, September 2009
UDS-101
MSS-8 Microwave Service Switch Shelf
3-13
The MSS-8 shelf houses the following modules:
• CSM Control and Switching Module—houses one main and one
optional protect control and switching module(s). Provides four
10/100/1000 Base-T Ethernet ports.
• P32E1DS1 DS1 PDH module—houses up to six P32E1DS1 modules
for DS1 TDM traffic encapsulation/extraction into standard Ethernet
packets
• P8ETH Ethernet Access Switch—houses up to two P8ETH modules
for MSS-8-to-MPT-HL interface for all indoor configurations. The
P8ETH module functions as a layer 2 switch, cross-connecting VLAN
tagged Ethernet data to/from the addressed MPT-HL.
The P8ETH module provides traffic management for CSM(s) for up to
four directions using protected radios and up to eight directions using
unprotected radios.
A secondary purpose of the P8ETH module is to provide four
10/100/1000 Base-T Ethernet ports.
• The MSS-8 shelf houses one fan module resident in slot 9 on the
right-hand side of the shelf and provides forced-air cooling for the
shelf.
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