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The NetDevices T1 WAN line card has fully manageable integrated CSU/DSU and supports clear channel T1 and fractional T1* service, providing maximum flexibility and enabling a variety of different deployments for this line card. This line card is offered in a 4-port version and is supported on the NetDevices SG-8 platform.
Overview
- Interface connectors: 4 RJ-45
- T1 or fractional T1 network interface
- Data rates : N x 64 kbps or N x 56 kbps (1 < N > 24); nonchannelized
- Max MTU 1500 bytes
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- HDLC, PPP and Frame Relay encapsulation
- Fully manageable through CLI, HTTP and SNMP
| Specifications |
| T1 Network Interface | Transmit bit rate 1.544 Mbps +/- 32ppm
Receive bit rate 1.544 Mbps +/- 32ppm
Line Code AMI, B8ZS
AMI Ones Density
Framing Format D4 (SF) and ESF
Output Level (LBO) 0, -7.5, -15, -22.5 dB
DTE/DCE Interface G.704/structured or Fractional Service* | | DSU/CSU | Selectable cable length 0-110, 110-220, 220-330, 330, 440-550, 550-660ft
CSU line build-out (LBO) 0, -7.5, -15, -22.5 dB
CSU receive signal level: 0 to -36 dB | | Diagnostics | Digital diagnostics loopback
Payload loopback
Line loopback
BERT test patterns 2^11-1, 2^15-1, 2^20-1 (*)
Red, Yellow and AIS alarm detection
Transmission of AIS and yellow alarm signal | | LEDs | Active - green/off
Fault - red/off
LA (Local Alarm) - amber/off
RA (Remote Alarm) - amber/off
CD (Carrier Detect) - green/off
LB (Loopback) - green/off |
| Certifications/Agency Approvals | | Networking | Regulatory Compliance | 47, CFR Part 68 and ACTA adopted technical criteria
CS 03 Issue 8, Part II
TBR 12 & 13
AS/ACTF S016: 2001
T1 (DS1) JATE - 1.544 Mbit/s digital interface | FCC Part 68, TIA-968-A-2
CS-03 Issue 8, Part II
TBR 12, TBR 13
JATE-1.544kbit/s Digital Interace (T1)
[FCC# 6TGUSA-46505_DE-N] | | EMC | Safety | FCC Part 15, Subpart B
ICES 003
EN 55022:1998/A1:2000
AS/NZS 3548: 1995+A1: 1997 +A2: 1997
VCCI V-3/2000.04 | US (UL60950-1: 2003, First Ed.)
Canada (CSA 22.2 No.60950-1-03 First Ed.)
Europe (EN60950)
Other countries (IEC 60950, CB Scheme) |
* Fractional T1 and BERT testing functionality are available with software release 2.0 and above.
| Specifications | | Dimensions and Weight | Dimensions (H x W x D):
1.54 x 3.87 x 11.5 in. (3.91 x 9.84 x 29.21 cm)
Weight: 0.5 lb (227 g) |
| Environmental | Operating temperature: 0 to 45°C (32 to 113°F)
Non-operating temperature: -25 to 70°C (-13 to 158°F)
Relative humidity: 0 to 60% non-condensing, operating
0 to 90% non-condensing, non-operating
Operational altitude: 9843 ft (3000 m) | | Supported SNMP MIBs | MIB II
DS1, E1, DS2, E2 MIB (RFC 3895)
LCP, IPCP MIBs (RFC 1471, 1473)
Frame Relay MIB (RFC 2115)
Traps: Interface up/down, line status | | Telecommunications Standards | ANSI T1.102, T1.403
AT&T Publication 62411
ITU-T G.703, G.704 |
| Product ordering information | | Module number | Description | | NetD-4FT1= | 4-port fractional T1 line card |
| Platform and software support | | Module number | Platform | Min software release | Max modules per platform | | NetD-4FT1= | SG-8 | 1.0.1 | 2 for line rate performance at 128 byte frames, 6 without line rate requirement |
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