3Com V7122 manual E1/T1 Trunk Status LED Indicators, Label LED Color Signal Description

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Table 10 E1/T1 Trunk Status LED Indicators

Label

LED Color

Signal Description

T1/E1 Status 1 to 8 and

T1/E1 Status 9 to 16

Green

Trunk is synchronized (normal operation)

Bi-color

 

 

 

LED

Red

Loss due to any of the following 4 signals:

 

 

 

 

 

 

LOS

Loss of Signal

 

 

 

 

 

 

LFA

Loss of Frame Alignment

 

 

 

 

 

 

AIS

Alarm Indication Signal (the Blue Alarm)

 

 

 

 

 

 

RAI

Remote Alarm Indication (the Yellow Alarm)

 

 

 

 

 

On the front panel, 16 LEDs are provided for 16-span units and 8 LEDs are provided for 1-span, 2-span, 4-span, and 8-span units. In the case of 1-, 2-, and 4-span units, the extra LEDs are unused.

Table 11 Ethernet LED Indicators

Label

LED Color

LED Function

 

 

 

LINK

Green

Link all OK

 

 

 

ACT

Yellow

Transmit / receive activity

 

 

 

Table 12 cPCI LED Indicators

Label

LED Color

LED Function

 

 

 

 

PWR

 

Green

Power is supplied to the board

 

 

 

 

SWAP READY

 

Blue

The cPCI board can now be removed.

 

 

 

The cPCI board was inserted successfully.

 

 

 

 

 

 

 

During correct V7122 operation, the ACT LED is lit green and the FAIL LED is off.

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V7122 Digital Gateway Installation Guide

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Contents V7122 Digital Gateway Installation Guide 3Com Corporation, 350 Campus Drive, Marlborough MA United States Government LegendContents Upgrading the V7122 Gateway How to Use This Guide About this GuideDocumentation Comments ConventionsModel Numbers for the V7122 Gateways Icon DescriptionExample Weee EU DirectiveAbbreviations and Terminology V7122 Digital Gateway Installation Guide Quick Start V7122 Digital Gateway Installation Guide Installing the V7122 Gateway Item # Label Component DescriptionPackage Contents UnpackingInstalling the V7122 Gateway in a 19-inch Rack Mounting the V7122 GatewayMounting the V7122 Gateway on a Desktop V7122 Gateway Front View with 19-inch Rack Mount Brackets Cabling the V7122 Gateway Electrical Earthing Connecting the E1/T1 Trunk Interfaces Pin NumbersRJ-48c Connector and Pinout Installing the Ethernet ConnectionE1/T1 Number Tx Pins Tip/Ring Rx Pins Tip/Ring Connecting the Power Supply Connecting the AC Power SupplyConnecting the DC Power Supply Page V7122 Digital Gateway Installation Guide Configuring the V7122 Gateway V7122 Gateway Version Default ValueAssigning the V7122 Gateway IP Address Assigning an IP Address Using Http Assigning an IP Address Using BootP Assigning an IP Address Using the CLI Client Configuration Screen with Blank ParametersRestoring Networking Parameters to their Initial State Accessing the Embedded Web Server To access the Embedded Web Server, follow these 4 stepsConfiguring Basic H.323 Parameters V7122/H.323 Quick SetupPage Configuring Basic SIP Parameters V7122/SIP Quick SetupPage Configuring the Trunk Settings Trunks Status Color Indicator Keys Indicator Color DescriptionV7122 Digital Gateway Installation Guide V7122 Digital Gateway Installation Guide Changing the V7122 Gateway Username and Password V7122 Digital Gateway Installation Guide Restoring and Backing UP the V7122 Gateway Configuration Configuration File ScreenV7122 Digital Gateway Installation Guide Monitoring the V7122 Gateway V7122 Gateway Chassis LED IndicatorsTP-1610 Front Panel LED Indicators Monitoring the V7122 Gateway LEDsE1/T1 Trunk Status LED Indicators Label LED Color Signal DescriptionMonitoring the V7122 Gateway Trunks and B-channels Trunk & Channel Status ScreenV7122 Digital Gateway Installation Guide Software Upgrade Wizard Upgrading the V7122 GatewayStart Software Upgrade Screen V7122 Digital Gateway Installation Guide Load an ini File Screen Load a CPT File Screen End Process Screen Updating the Auxiliary Files File Type DescriptionAuxiliary Files Screen for example, SIP Gateways Regulatory Information Declaration of ConformitySafety Notices Network Information and Intent of Use Industry Canada NoticeDigital Device Warnings Network CompatibilityTelecommunication Safety Ports Safety StatusFCC Statement Appendix a Obtaining Support for Your 3COM Product Customer Support

V7122 specifications

The 3Com V7122 is a robust and versatile Layer 2/3 switch designed for small to medium-sized enterprises seeking a reliable networking solution. It plays a crucial role in improving network performance and enhancing connectivity for a growing number of devices in today’s digital landscape.

One of the standout features of the V7122 is its advanced switching capabilities. It supports 24 Ethernet ports, providing ample connectivity options for various end devices like computers, printers, and cameras. The switch offers a combination of copper and fiber interfaces, ensuring flexibility in deployment, whether for short-range or long-range connectivity.

The V7122 is equipped with a sophisticated traffic management system, which includes Quality of Service (QoS) features. This allows organizations to prioritize network traffic according to application requirements, ensuring bandwidth is allocated effectively. With this capability, time-sensitive applications such as voice-over-IP (VoIP) and video conferencing can function smoothly without interruption.

Another significant technology incorporated into the 3Com V7122 is its compatibility with VLAN (Virtual Local Area Network) configurations. This feature enables the segmentation of a network into multiple virtual networks, enhancing security and reducing congestion by limiting broadcast traffic. The ability to create subnets helps organizations to better manage their network resources and maintain optimal performance.

Moreover, the V7122 supports various network protocols, facilitating seamless integration within existing IT infrastructures. Its stackable design allows for easy scaling, enabling businesses to expand their network as needed without a complete overhaul. The switch also boasts an intuitive user interface, which simplifies management and configuration processes, making it accessible to network administrators of varying skill levels.

The 3Com V7122 stands out for its reliability and durability as well. It is built to handle the demands of an enterprise environment, featuring a compact and robust chassis designed for continuous operation. With the ability to support power over Ethernet (PoE), the switch can power connected devices directly through the Ethernet cable, eliminating the need for separate power supplies and reducing cable clutter.

In conclusion, the 3Com V7122 is a powerful networking solution that combines advanced switching features, traffic management capabilities, and flexible configurations. Its compatibility with various technologies and protocols makes it an ideal choice for organizations looking to optimize their network infrastructure for current and future demands.