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Cisco ONS 15310-MA SDH Reference Manual, Release 9.1 and Release 9.2
78-19417-01
APPENDIX
A

Specifications

Note The terms “Unidirectional Path Switched Ring” and “UPSR” may appear in Cisco literature. These terms
do not refer to using Cisco ONS 15xxx products in a unidirectional path switched ring configuration.
Rather, these terms, as well as “Path Protected Mesh Network” and “PPMN,” refer generally to Cisco's
path protection feature, which may be used in any topological network configuration. Cisco does not
recommend using its path protection feature in any particular topological network configuration.
This appendix contains the following:
Shelf, card, and Small Form-factor Pluggable (SFP) specifications for Cisco ONS 15310-MA SDH.
Cabinet, power, and environmental specifications for the Purcell FLX25GT (ONS 15310-MA SDH
OSP cabinet).
OSP cabinet configuration details.

A.1 Cisco ONS 15310-MA SDH Shelf Specifications

This section provides ONS 15310-MA SDH topologies; Cisco Transport Controller (CTC)
specifications; LAN, TL1, modem, alarm, and electrical interface assembly (EIA) interface
specifications; timing, power, and environmental specifications; and shelf dimensions.
Note The UDC Interface, TL1 Craft Interface, and BITS Interface are not used in OSP installations.
A.1.1 Alarm Interface
The ONS 15310-MA SDH alarm interface has the following specifications:
The alarm interface provides 32 alarm inputs and 8 contacts for alarm outputs.
Connector J6: Alarm inputs
Connector J7: Alarm outputs