Specifications

Enterasys X-Pedition 8000/8600 Getting Started Guide 117
SSR-HSSI-02-CK
SSR-HSSI-02-CK
Connectivity Guidelines
Connectivity Guidelines
The SSR-HSSI-02-CK line card uses a 50-pin High Speed Serial Interface (HSSI) connector to link
to a Channel Service Unit/Data Service Unit (CSU/DSU). Enterasys offers a 3-meter (10-foot) 50-
pin HSSI connector cable (part number SYS-HSSI-CAB) to connect SSR-HSSI-02-CK line cards
to remote CSU/DSU modules.
Table 44. SSR-HSSI-02-CK Recommended Cable Types and Specifications
Cable Type Max. Length Connector
HSSI Cable HSSI Recommended 3 meters (10
feet) segment length for standard
WAN line card-to-CSU/DSU
data port.
1
1. Connector cables for WAN line cards may be ordered from Enterasys Networks. For detailed information, including part numbers,
see SSR-HSSI-02-CK
on page 117.
50-pin High Speed Serial
Interface (HSSI) connector; see
SSR-HSSI-02-CK on page 117
for pin assignments
Table 45. Map for the 50-pin HSSI connector
Pin Signal Pin Signal Pin Signal Pin Signal
1 GND 14 (reserved) 26 GND 39 (reserved)
2 RT+ 15 (reserved) 27 RT- 40 (reserved)
3 CA+ 16 (reserved) 28 CA- 41 (reserved)
4 RD+ 17 (reserved) 29 RD- 42 (reserved)
5 LC+ 18 (reserved) 30 LC- 43 (reserved)
6 ST+ 19 GND 31 ST- 44 GND
7 GND 20 (reserved) 32 GND 45 (reserved)
8 TA+ 24 (reserved) 33 TA- 46 (reserved)
9 TT+ 22 (reserved) 34 TT- 47 (reserved)
10 LA+ 23 (reserved) 35 LA- 48 (reserved)
11 SD+ 24 (reserved) 36 SD- 49 (reserved)
12 LB+ 25 GND 37 LB- 50 GND
13 GND 38 GND