Specifications

E1/FE1 Frame Monitoring DSU/CSUs

NETWORK INTERFACE

Line Rate E1 (2048 Kbps) + 50 ppm

Framing G.704

Line Code HDB3

Protocol Clear Channel

Frame Relay

Line Impedance

120Ω + 10Ω at 1024 KHz

75Ω + 10Ω at 1024 KHz

Mechanical

DA15 socket for 120Ω

Adapter for 75Ω BNC

Lightning Protection

120Ω interface withstands lightning surges defined per FCC Part 68, and unit recovers

TERMINAL INTERFACE (DataSMART 488)

Line Rate

E1 (2048 Kbps) + 50 ppm

Framing

G.704

Line Code

HDB3

Protocol

Clear Channel (DS0)

Line Impedance

120Ω + 10Ω at 1024 KHz

75Ω + 10Ω at 1024 KHz

Mechanical

DA15 socket for 120Ω

Adapter for 75Ω BNC

DATA PORT INTERFACE

Bit Rate Nx64 kbps (N=1...31)

Electrical V.35 compatible

X.21 via adapter

V.11/X.27/EIA-530

Mechanical

DB25 socket

MANAGEMENT

Control Ports

DCE and DTE

EIA-574

DE9 socket

Daisy chain

38.4kbps maximum English menus

Async ASCII or SLIP/PPP

Ethernet Port

10Base-T RJ45 socket Transmit and receive LEDs

SNMP Agent

MIB II (RFC 1213) DS1/E1 MIB (RFC 1406) Frame Relay MIB (RFC 1315) Enterprise MIB*

TELNET server Responds to Ping Security filters

(for IP source addresses) Up to 10 SNMP Trap hosts

In-bandFrom network or router Shared or dedicated VC Frame Relay or ATM DXI

LCD Front panel display of unit status Front panel configuration of unit

ALARMS

Traps SNMP Traps via SLIP/PPP, Ethernet or in-band

ASCII Transmitted out async control port

FRAME RELAY CIRCUIT MANAGEMENT

Methodology

Non-intrusive, in-band

Virtual Circuit (VC) Traffic

Group Measurements: % bandwidth utilization, kbps, delays, VC status (24 hour)

Detail: Frames, octets, kbps, delay measurements, VC status

VC Status

Up, down, BECN set, FECN set, DE set, bandwidth utilization threshold exceeded, delay threshold exceeded

VC Traffic Detail Measurement Intervals

Current/previous second; cur/prev 15 min; cur/prev 2 hour; cur 24 hour; previous 7 complete days, 12 2-hour intervals for current day

VC Delay Measurements

Maximum observed delay, average delay, attempts made, measurement packets lost Automatic delay measurements for up to 64 active VCs

VC Delay Diagnostics

Round-trip VC delay via in-band

Frame Relay Performance Thresholds

User configurable

Access bandwidth utilization

Round-trip delay

Frame Relay Statistics

Non-integral number of octets Invalid header address Invalid HDLC FCS

Aborted frames

FPING responses lost (system total) Reports Frame statistical

Frame group (VC summary) Frame individual (VC detail) Frame VC utilization

Burst: data sent above CIR and above excess burst rates

LOCAL LOOP DIAGNOSTICS

Loop Tests

Line loopback

Payload loopback

Data port loopback

Line Test Codes

223-1, 215-1, QRS, 3-in-24, 1-in-8, All 1s, All 0s

Data Test Codes

511, 2047

BERT Tester

Independent BERT on all test codes

LOCAL LOOP

PERFORMANCE MONITORING

Data Storage

Last 24 hours of data in 15 minute increments; last 7 days of data in 24-hour increments

Monitors Network and terminal interface Reports Based on G.821 for performance

Far end Alarm history

Network interface statistical

Terminal interface statistical (add/drop only)

DIAGNOSTICS

LEDs Power/fail

E1

Data port transmit

Data port receive

Data port CTS

Data port RTS

Loop Tests

Local loopback

Data terminal loopback

Terminal interface loopback (add/drop only)

STANDARDS

EN60590

EN55022 Class B

EN50081-2

ITU G.703, G.704, G.821

BABT NTR4, CTR 12, CTR 13

REGULATORY (Call for current status)

ACN

Australian Communications Authority and

 

Spectrum Management

BABT

NTR 4

CE

0682 _X_

TUV

GS

ENVIRONMENT

Operating 0° to 50° C

5% to 90% RH, non-condensing Storage -20° to 66° C

5% to 65% RH

POWER

AC

85-265 VAC, 47-63 Hz, 8W

PHYSICAL

Usage Desktop or tray mount

Dimensions

19.68cm W x 4.32 cm H x 29.21 cm D

Weight 1.14 kg (approx.)

*MIB files available at www.kentrox.com.

Page 3

Page 3
Image 3
Kentrox 488, 486 warranty Specifications, E1/FE1 Frame Monitoring DSU/CSUs, Terminal Interface DataSMART

DSU, 486, E1, FE1, 488 specifications

Kentrox Communication Service Units (CSUs) are essential components in modern telecommunications, facilitating the connection of end-user equipment to carrier networks. Among the notable models are the Kentrox 488, FE1, and E1/486, each offering unique features and capabilities tailored to different operational needs.

The Kentrox 488 CSU is designed for T1 line interfaces, providing robust performance with advanced features that enhance network reliability. One of its main characteristics is its ability to perform loopback testing, which is crucial for troubleshooting and maintenance. The device includes integrated diagnostics, allowing for real-time monitoring of line status and quality. With an LED display and simple controls, the 488 ensures easy management and configuration.

The FE1 CSU represents a step forward in flexibility and scalability. This unit supports multiple E1 interfaces and is designed to accommodate a variety of network topologies. A key feature of the FE1 is its ability to handle frame relay and ATM protocols, making it suitable for a diverse set of applications. The enhanced error detection and correction mechanisms provided by the FE1 contribute to minimized downtime and improved service quality, ensuring that data transmission remains uninterrupted.

Next in line is the E1/486 CSU, which specializes in E1 line interfaces, making it ideal for European and international telecommunication standards. This unit is equipped with features intended to optimize network traffic with efficient bandwidth utilization. Its modular design allows for easy upgrades and expansions, accommodating evolving network demands. Furthermore, the E1/486 provides advanced alarms and notifications, enabling rapid response to any issues that may arise.

All Kentrox CSUs are designed with high-level security features, protecting data integrity and confidentiality. They often incorporate standard protocols such as SNMP for network management, ensuring that system administrators can effectively monitor performance and apply necessary adjustments in real-time.

In summary, Kentrox CSUs, including the 488, FE1, and E1/486, are integral to ensuring seamless communication between users and carriers. With their respective features centered on reliability, flexibility, and security, they cater to an array of telecommunication needs in today’s fast-paced, connected world. Their advanced capabilities help service providers deliver superior connectivity and maintain high-quality service standards.