Adtran 4305 설치 설명서
NetVanta 4305 Hardware Installation Guide
Option Modules
61200890L1-34H
Copyright © 2006 ADTRAN, Inc.
27
NetVanta T1/FT1 NEBS NIM (P/N 1200862L2#NEBS)
The T1/FT1 NEBS NIM (see Figure 6) T1 WAN interface for the NetVanta 4305 DC. The T1 NEBS NIM
is NEBS Level 3 compliant, and provides a full or fractional T1 network interface. See WAN-T1 Connector
Pinouts on page 50 for the WAN-T1 connector pinouts.
is NEBS Level 3 compliant, and provides a full or fractional T1 network interface. See WAN-T1 Connector
Pinouts on page 50 for the WAN-T1 connector pinouts.
Figure 6. NetVanta T1/FT1 NEBS NIM
WAN-T1
Features and Specifications
Operating Modes
•
Frame Relay, Multilink Frame Relay
•
PPP, Multilink PPP
•
HDLC
T1/FT1 Interface
•
Supported Standards: AT&T TR 62411,
AT&T TR 65016, ANSI T1.403,
Bellcore TR 194
AT&T TR 65016, ANSI T1.403,
Bellcore TR 194
•
Line Rate: 1.544 Mbps + 75 bps
•
Line Code: AMI or B8ZS
•
Framing: D4 (SF) or ESF
•
FT1 Line Rate: DS0 channelized (multiples
of 64 kbps)
of 64 kbps)
•
Input Signal: 0 to -36 dB (DS1)
•
Line Build-Out: 0, -7.5, -15, -22.5 dB
(long), 0 to 655 ft (short)
(long), 0 to 655 ft (short)
•
DS0 Assignment: Programmable
•
Connector: RJ-48C
Clock Source
•
Network
•
Internal
Diagnostics
•
Test Pattern Generation and Detection:
QRSS, 511, 2
QRSS, 511, 2
15
- 1, 2
20
- 1, all ones,
all zeros
•
Network loopbacks (local and remote);
responds to inband and FDL loop codes
responds to inband and FDL loop codes
•
Alarm generation and detection
•
Network and user sets of performance data
(15 minutes and 24 hours)
(15 minutes and 24 hours)
Compliance
•
•
NEBS Level 3
•
GR-63-CORE
•
GR-1089-CORE
•
UL/CUL 60950
Environmental
•
Operating Temperature: 0°C to 50°C
•
Storage Temperature: -20°C to 70°C
•
Relative Humidity: Up to 95 percent
noncondensing
noncondensing
Physical
•
Dimensions: 2.75-inch W x 4.25-inch D