Black Box 5000 - Manual (Page 19)

Multiserver 5000
18
MS1 56K CSU/DSU Module
MT150C
Network Application — 4-wire DDS interface to
AT&T Digital Data Service network (or
equivalent)
Data Rate — 56 Kbps
Connectors — RJ-48S (USOC) 8-pin modular jack
Transmission Mode — Synchronous; full-duplex
Loop Range — 15,000 feet (4572 m) over 26 AWG
wire
Output Signal — Pulse amplitude 1.4 to 2.1 V (135-
ohm load)
Operating Modes — Data, Idle, Out-of-Service, Test
Timing — Network-derived (internal crystal)
Clocking — Internal/External
Diagnostics — Local Loopback, Digital Loopback,
End-to-End Test Pattern, Self-Test, Telco CSU
and DSU tests
Indicators —
LL - Local Loop
RT - Remote Test
SI - Signal Indicator
RD - Receive Data
TD - Transmit Data
Certifications — FCC Part 68; FCC 15, Subpart J,
Class A; UL ® and CSA
MS RLB Module
MX229A
Connectors — 15-pin AUI connector or BNC
connector
Indicators — Bridge LEDs:
AT - Power On
LA - LAN Activity
BA - Bridge Activity
IB
- Input Buffer
OB - Output Buffer
Protocols Supported — All LAN protocols,
including use of oversize packets in Novell
NetWare.
Data Compression — All LAN data compressed up
to 6:1. TCP/IP and LAT headers compressed
up to 10:1.
Filters — Automatic filtering on destination
address. Optional filters include broadcast,
multicast, source address, protocol type, and
pattern match.
Spanning Tree — IEEE 802.1D compliant.
Compatible with all 802.1D compliant bridges.
Filtering Performance — 10,000 packets per second
(64-byte packets) maximum.
Forwarding Performance — 300 packets per seond
maximum.
Management Interface — Command Facility of the
local or remote Multiserver Bridge 1000. From
LAN via LAT or TELNET connection. SNMP
agent with public domain MIB II (monitor
only).