Appendix B Specifications

AUSM Specification (4 Port)

Output Jitter Generation:

As specified in ITU G.823 for 2.048 mbps

Physical Layer Alarms:

LOS, OOF, AIS, RAI

Physical Layer Performance

LCV, LES, LSES, CV, ES, SES, SEFS, AISS, UAS

Stats:

 

ATM Interface

 

 

ATM UNI v3.1, ITU-T G.804, per CCITT I.361

Channel Configuration:

256 per card. Can be allocated across any of the T1 (E1) ports

VPI/VCI:

VPI: 0–255

 

VCI: 0–4096

Traffic Classes:

CBR, VBR, VBR+

UPC Parameters:

PCR, SCR (VBR), CCDV (CBR)

Congestion Control Support:

ForeSight (toward Network for VBR+)

ForeSight Parameters:

MIR, PIR, Rate Up, Rate Down, QIR, QIR Timeout, IBS

Virtual Circuits

 

Counters:

 

• Per Port:

Number of cells received from the interface

 

Number of cells received with unknown VPI/VCI

 

Last known VPI/VCI received from the port

 

Number of cells discarded due to error in cell header

 

Number of cells received with nonzero GRC field

 

Number of cells transmitted to the interface

 

Number of cells transmitted for which EFCI was set

 

Number of egress cells discarded due to service interface

 

physical alarm

 

Cisco MGX 8220 Installation and Configuration

B-28

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

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Cisco Systems MGX 8220 manual ATM Interface, Vpi/Vci, Cbr, Vbr, Vbr+, PCR, SCR VBR, Ccdv CBR
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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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