Operator`s manual

Table Of Contents
2-50 Riverstone Networks RS 8000/8600 Switch Router Getting Started Guide
Hardware Overview Introduction
The following table maps the pin assignments for Riverstone’s 50-pin HSSI connector for the Dual HSSI line card.
Note
Because neither connector at the ends of the SYS-HSSI-CAB cable is keyed, you
can simply plug either end of the cable into either your Dual HSSI line card or the
remote HSSI CSU/DSU data port.
Table 2-36 shows the pin positions in the 50-pin HSSI connector.
Table 2-46 Connector specifications for dual HSSI line card
Port Type Specification
HSSI
HSSI rev 2.11
50-pin High Speed Serial Interface (HSSI) connector; see
Table 2-47 for pin assignments
Recommended 3 meters (10 feet) segment length for standard
WAN line card-to-CSU/DSU data port.
Table 2-47 Pin assignments for dual HSSI line card
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