Appendix A Cabling Summary

AC Power Cabling

AC Power Cabling

AC power cables can be provided by the customer or ordered from Cisco. Several standard cables are available. (See Table A-12.)AC cables with other plugs or different lengths can be special ordered. For users who wish to construct their own power cables, the cable must mate with an IEC320 16/20A male receptacle on the rear of the AC power module.

Table A-12 AC Power Cables

Cable Parameter

Description

 

 

Cable

Provided with 8 ft (2.3 m) of 3-conductor wire with plug.

 

 

 

Plug: customer end

20A

NEMA L620, 3-prong plug (domestic)

 

13A

250 Vac BS1363, 3-prong fused plug (UK, Ireland)

 

CEE 7/7 (Continental Europe)

 

AS3112 (Australia, New Zealand)

 

CEI23-16/VII (Italy)

 

 

 

Control and Clock Cabling

Maintenance and Control Ports

The control ports are used to connect one of the nodes in the network to a control terminal, workstation, or modem connections for remote alarm reporting or system monitoring. Refer to Table A-13and Table A-14for details on these cables.

Table A-13 Maintenance and Control Port Cabling

Cable Parameter

Description

 

 

Interface

RS-232 DCE ports.

 

 

Suggested cable

24 AWG, 25-wire. A straight-through RS-232 cable is used for a terminal or

 

printer connection. A null modem cable is needed when interfacing with

 

modems on either port.

 

 

Cable connector

DB-25, subminiature, male. Table A-14contains a list of the port pin

 

assignments.

 

 

Max. cable length

50 feet (15 m)

 

 

Table A-14 Maintenance and Control Port Pin Assignments

 

 

Pin No.

Name

 

Source

Description

 

 

 

 

 

 

 

 

1

FG

 

Both

Frame ground

 

 

 

 

 

 

 

2

TxD

 

DTE

Transmit data

 

 

 

 

 

 

 

3

RxD

 

DCE

Receive data

 

 

 

 

 

 

 

4

RTS

 

DTE

Request to send

 

 

 

 

 

 

 

5

CTS

 

DCE

Clear to send

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cisco MGX 8220 Installation and Configuration

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003

 

 

 

 

A-7

 

 

 

 

 

 

 

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Cisco Systems MGX 8220 manual AC Power Cabling, Control and Clock Cabling, Maintenance and Control Ports
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MGX 8220 specifications

The Cisco Systems MGX 8220 is a versatile, high-performance media gateway that has become an integral component in the telecommunications infrastructure. Designed to facilitate the transition from traditional circuit-switched networks to advanced packet-switched environments, the MGX 8220 supports a wide array of voice, video, and data services, making it an essential tool for service providers and enterprises seeking to enhance their network capabilities.

One of the key features of the MGX 8220 is its robust signaling and media processing capabilities. Equipped with support for both Voice over IP (VoIP) and traditional telephony protocols, this gateway enables seamless integration of different communication formats. It boasts a modular architecture, which allows for the addition or removal of various line cards to meet changing demands and technology advancements. This modularity provides operators with the flexibility to scale their services without significant overhauls to their existing infrastructure.

The MGX 8220 is capable of delivering high-density media handling for a multitude of services. With its support for ATM and IP networks, the gateway can handle TDM (Time-Division Multiplexing) to packet voice conversions efficiently. It is designed to optimize network resources by dynamically allocating bandwidth based on traffic requirements, thus ensuring efficient use of network resources and improved performance.

Another significant characteristic of the MGX 8220 is its enhanced quality of service (QoS) features. This capability ensures that voice and video traffic is prioritized appropriately, minimizing latency and jitter while maximizing overall call quality. By employing sophisticated traffic management techniques, the MGX 8220 can deliver a superior user experience, which is critical for any service provider aiming to offer competitive communication solutions.

Furthermore, the gateway includes built-in security features to protect against unauthorized access and ensure the integrity of sensitive data. This includes encryption for voice and video transmission, as well as support for secure signaling protocols.

Overall, the Cisco Systems MGX 8220 stands out as a comprehensive media gateway solution, providing essential functionalities for modern communication needs. Its combination of modularity, high-density processing, effective QoS management, and security features makes it a compelling choice for organizations looking to modernize their telecommunications infrastructure while ensuring reliability and performance. As businesses continue to evolve and demand more from their networks, the MGX 8220 offers a pathway to future-ready communications.
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