Specifications
Network Interface
Service Type: DDS-I or DDS-II clear
channel
Operating Modes: Full duplex, point-to-point,
multi-point
Line Rate: 56 and 72 kbps
Loop Range: Up to 45 dB of loss
Line Connection: RJ-48C jack, 8-pin
modular
Timing Source: DDS-I: Network, Internal
DDS-II: Network
Antistream Timer: Off, 10, 30, or 60 seconds
Supervisory Port
Connection: 8-pin modular (RS-232)
Data Rates: 1.2, 2.4, 9.6, and 19.2 kbps
SLIP Port
Connection: 8-pin modular (RS-232)
Data Rates: 1.2, 2.4, 9.6, and 19.2 kbps
Ethernet (option)
Connection: 8-pin modular
Network Protocol: TCP/IP-based networks
Data Rate: 10 Mbps
Compatibility: 10BASE-T, ISO/IEC
8802-3
Token Ring (option)
Connection: 8-pin modular (RJ-45)
Network Protocol: TCP/IP based networks
Data Rate: 4 or 16 Mbps
Compatibility: Type 3 UTP, ISO/IEC
8802-5
Dial Backup
Connection: 6-pin modular
Backup Service: ISDN, sync
Configuration: Information for backup
unit is stored in unit and
transmitted to backup unit
by inband AT commands.
Dialing: Numbers programmed and
stored in unit and
transmitted to backup unit
by inband AT commands.
Restoral: Manual or automatic restoral
to leased line service
Diagnostics
Loopbacks: V.54 (send and receive),
alternating loop (DDS-I),
latching loop (DDS-II)
BERT: 511 pattern
Alarms
Activation: Programmable thresholds
Reporting: Front panel LEDs, call out
on alarm (COA), SNMP
TRAPs
Power
115 VAC: 116 mA, 8 W max,
27 BTU max
Mechanical
Housing: Plastic standalone case
Mounting: Desktop or horizontal rack
Dimensions: 12 inches (30.40 cm) wide
2 inches (5.08 cm) high
9 inches (22.86 cm) deep
Weight: 4 pounds (1.814 kg)
Environmental
Storage Temp: 32° to 122°F (0° to 50°C)
Operating Temp: −4° to 185°F (−20° to 85°C)
Humidity: 95% maximum (non-
condensing)
Compatibility
TR 62310: November 1987
TR 62310A: December 1989
(addendum 3)
TR 41450: November 1981
Internet Standards: RFC 1157 (SNMP)
RFC 1155 (SMI)
RFC 1213 (MIB-II)
RFC 1055 (SLIP)
Enterprise TXPORT MIB
Enterprise DDS MIB
DDS-I Port Data Rates
Standard mode
Port A: Sync onlyat 56 kbps
Port B: Inactive
Proprietary, non-TDM mode
Port A: Sync at 2.4, 4.8, 9.6, 19.2,
38.4, or 52 kbps
Async at 2.4, 4.8, 9.6,
19.2, 38.4, or 57.6 kbps
Port B: Inactive
Proprietary, TDM mode
Port A: Sync at 2.4, 4.8, 9.6, 19.2,
or 31.2
*
kbps
Async at 2.4, 4.8, 9.6,
19.2, or 31.2
*
kbps
Port B: Sync at 2.4, 4.8, 9.6, 19.2,
or 31.2
*
kbps
Async at 2.4, 4.8, 9.6,
19.2, or 31.2
*
kbps
*
Only one port can be set for 31.2 kbps at a
time. If Port A is set to 31.2 kbps, Port B is lim-
ited to 19.2 kbps. If Port B is set it 31.2 kbps,
Port A is limited to 19.2 kbps.
DDS-II Port Data Rates
Standard mode
Port A: Sync only at 64 kbps
Port B: Inactive
Proprietary, non-TDM mode
Port A: Sync at 2.4, 4.8, 9.6, 19.2,
38.4, 56, 60 kbps
Async: at 2.4, 4.8, 9.6,
19.2, 38.4, 56, 57.6 kbps
Port B: Inactive
Proprietary, TDM mode
Port A: Sync at 2.4, 4.8, 9.6, 19.2,
or 38.4
*
kbps
Async at 2.4, 4.8, 9.6,
19.2, or 38.4
*
kbps
Port B: Sync at 2.4, 4.8, 9.6, 19.2,
or 38.4
*
kbps
Async at 2.4, 4.8, 9.6,
19.2, or 38.4
*
kbps
*
Only one port can be set for 38.4 kbps at a
time. If Port A is set to 38.4 kbps, Port B is lim-
ited to 19.2 kbps. If Port B is set it 38.4 kbps,
Port A is limited to 19.2 kbps.
Connections
SUPV/SLIP and DDS Pinout
Port A and Port B Pinouts
Pin SUPV/SLIP DDS
1 DTR Out Data Out (Tip)
2 RTS Out Data Out (Ring)
3Frame Gnd
4 Data Out
5 Data In
6 Signal Gnd
7 CTS In Data In (Tip)
8 DCD In Data In (Ring)
ITU Ckt Name V.35 RS-232 EIA-530 DCE
101/AA Frm Gnd A 1 1 Gnd
102/AB Sgnl Gnd B 7 7 Gnd
103/BA TxD P, S 2 2, 14 In
104/BB RxD R, T 3 3, 16 Out
105/CA RTS C 4 4, 19 In
106/CB CTS D 5 5, 13 Out
107/CC DSR E 6 6, 22 Out
108/CD DTR H 20 20, 23 In
109/CF DCD F 8 8, 10 Out
114/DB TC Y, AA 15 12, 15 Out
115/DD RC V, X 17 9, 17 Out
141/LLB LL 18 18 In
140/RLB RL 21 21 In
142/TM Test Mode 25 Out
45-00129
4.0
41TDM
Configuration Guide
SCROLLEXIT SELECT
TDM TEST ALARM POWER
PRISM 41TDM
TRANSPORT
®
LAN SLIP SUPV DDSDBU
PORT A PORT B
115VAC
50/60Hz
116ma
(10 Seiten)
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