Monitoring the DSU

Health and Status

The following messages appear in the first column of the System and Test Status screen. The highest priority Health and Status message also appears on all ATI screens on the bottom right.

Table 4-2. Health and Status Messages (1 of 2)

Message

What Message Indicates

What To Do

 

 

 

Cross Pair Detection

The DDS Receive (RX) and Transmit (TX) pairs are crossed on the network interface. Alarm LED is on.

Reverse the RX and TX pair at the punchdown block or other termination point.

No Signal

No signal is being received.

1.

Verify that the network cable is

hhh:mm:ss 1

Local DSU network problem.

 

securely attached at both ends.

 

The Alarm and NS LEDs are

2.

Contact network provider.

 

on and Network Performance

 

 

 

 

Statistics are active.

 

 

 

 

 

 

Out of Service

DSU is receiving out of

1.

Verify that the remote site is in

hhh:mm:ss 1

service code from the

 

service.

 

network for the remote unit.

2.

Contact network provider.

 

The Alarm and OOS LEDs

 

 

 

 

are on and Network

 

 

 

Performance Statistics are

 

 

 

active.

 

 

 

 

 

 

Out of Frame

DSU is detecting an out of

1.

Verify that the line rate matches

hhh:mm:ss 1

frame condition, associated

 

the configured rate.

 

with:

2.

Contact network provider.

 

H Receiving out of frame

 

 

 

 

code from the network.

 

 

 

H DSU detecting out of frame

 

 

 

errors with 64 kbps CC

 

 

 

data rate.

 

 

 

H DSU unable to synchronize

 

 

 

local receiver circuit with

 

 

 

line signal.

 

 

 

 

 

 

Excessive BPVs

Data rates do not match or

1.

Verify that the network cable is

hhh:mm:ss 1

network trouble is causing

 

securely attached at both ends.

 

bipolar violations. Alarm LED

2.

Contact network provider if

 

is on and Network

 

 

problem persists.

 

Performance Statistics are

 

 

 

 

 

active.

 

 

 

 

 

User Data Port

The DTE is not ready to

Check on the DTE status. Verify

DTR Off

transmit or receive data. This

that the DTE is powered up and

 

message will not appear

asserting DTR.

 

unless Monitor DTR is

 

 

 

enabled.

 

 

 

 

 

 

1hhh:mm:ss indicates the amount of time the condition has existed in hours, minutes, and seconds. When the maximum time has been exceeded, 255:59:59+ appears.

7510-A2-GB20-00

March 1997

4-3

Page 25
Image 25
Paradyne 727 manual Health and Status, Hhhmmss

727 specifications

The Paradyne 727 is a cutting-edge piece of networking equipment that stands out for its robust performance and versatility in various technological environments. Designed primarily as a digital subscriber line (DSL) modem, the Paradyne 727 has gained significant traction among service providers looking to enhance their broadband offerings for residential and business customers.

One of the main features of the Paradyne 727 is its ability to support both Asymmetric Digital Subscriber Line (ADSL) and Very-high-bit-rate Digital Subscriber Line (VDSL) technologies. This dual compatibility allows for flexible deployment in different network infrastructures, whether in urban areas with high demand for broadband or in rural areas where DSL remains a feasible option. The device is capable of delivering high-speed internet access with downstream rates that can reach up to 24 Mbps for ADSL and up to 50 Mbps for VDSL, ensuring faster connectivity for users.

The Paradyne 727 is also equipped with advanced modulation technologies, such as discrete multitone modulation (DMT), which provides a superior noise immunity and allows for higher data rates over traditional DSL technologies. This capability makes it particularly beneficial in environments with varied signal quality. Moreover, the modem features an auto-sensing capability that helps it adjust to the best transmission parameters automatically, simplifying installation and maintenance for service providers.

Another significant characteristic of the Paradyne 727 is its user-friendly design. The device incorporates an intuitive web-based management interface that allows network administrators to efficiently monitor performance metrics, configure settings, and perform troubleshooting from a centralized location. This feature streamlines operations and minimizes downtime, which is crucial in maintaining service quality and customer satisfaction.

In addition to its performance and management features, the Paradyne 727 is built with security in mind. It supports both local authentication and RADIUS authentication, providing robust access control mechanisms to protect sensitive data and ensure that only authorized users can access the network. This emphasis on security contributes to the modem's appeal in enterprise settings, where data integrity is paramount.

With its comprehensive features, advanced technologies, and commitment to performance and security, the Paradyne 727 is a significant player in the world of broadband networking. Its adaptability makes it suitable for a wide range of applications, supporting the growing demand for high-speed internet access across various market segments.