Installation Manual

Hardware Installation Guide Installing the BSR
6.5. Connecting to an Ethernet Switch
The BSR connects to the provider’s backbone network through either the WipLL
BSDU or WiPLL SDA Ethernet switch, depending on the Base Station’s
configuration:
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Base Station consisting of a single BSR: connection to the backbone may be
through an SDA
Base Station consisting of multiple BSRs: connection to the backbone is
through a BSDU.
6.5.1. Through an SDA
For a Base Station consisting of a single BSR, the BSR’s power supply and interface
to the backbone network is provided by an SDA, which is typically used at the
subscriber’s premises. For a detailed description of the SDA, see Chapter 9,
“Installing the SDA”.
The following lists the BSR-to-SDA cable setup:
Cable: straight-through CAT-5 (100 meters) 4 Pair outdoor type – 24 AWG
Connectors:
BSR side: 15-pin D-type male (only 8 pins are used)
SDA side: 15-pin D-type male (only 8 pins are used)
Note: Airspan supplies unterminated CAT 5 cables for 15-pin D-type
connectors. For a detailed description on crimping cables, see Appendix B,
“Cable Crimping".
02030311-07 Airspan Networks Inc. 6-17