A-10
October, 1998
GRF 400/1600 Getting Started - 1.4 Update 2
GRF Specifications
Media card specifications
10/100Base-T specifications
The 10/100Base-T media card has the following characteristics:
HSSI specifications
The HSSI media card has the following characteristics:
Table A-10.10/100Base-T media card specifications
Element
Value
Interfaces per card:
4-port - four auto-sensing bi-directional interfaces
8-port - eight auto-sensing bi-directional interfaces
Media transfer rate
10 or 100 Mbps
Processors
40-MHz transmit processor, 40-MHz receive processor
Data buffers
4 MB on receive side, 4 MB on transmit side
Route table support
150K entries, with hardware-assisted route table lookup
Max transmission unit
1500 bytes
Connectors
RJ-45
Cables
STP and UTP Category 5
Transmission distance
100 meters
Table A-11.HSSI media card specifications
Element
Value
Interfaces per card
Two bi-directional interfaces
Media transfer rate
52 Mbps (OC-1), 45 Mbps (DS3), 34 Mbps (E3)
Processors
40-MHz transmit processor, 40-MHz receive processor
Data buffers
4 MB on receive side, 4 MB on transmit side
Route table support
150K entries
Framing protocols
Frame Relay, PPP, HDLC
Max transmission units
Frame Relay-4352 bytes, PPP-1496 bytes, HDLC-4352 bytes
Connectors
2-row, 50-pin shielded tab connectors
Cables
Two 25 twisted-pair shielded coax cables
Cable receptacles
2-row, 50-pin receptacle heads