Appendix B Specifications

FRSM-8E1 Specification

Frame Relay Interface Rates:

Either 56 Kbps or n * 64 kbps; n as defined previously

Frame Relay Interface:

Per ANSI T1.618, 2-octet header

Frame Relay Performance

Receive frames discarded due to aborts

Counters (per port; n x DS0):

Receive frames discarded due to illegal header (EA bit) (S)

 

Receive frames discarded due to CRC errors (S)

 

Receive frames discarded due to alignment errors (S)

 

Receive frames discarded due to unknown DLCI (S)

 

Receive frames discarded due to illegal frame length (S)

 

Receive frames discarded due to DE threshold exceeded

 

Receive frames with DE already set

 

Receive frames with FECN already set

 

Receive frames with BECN already set

 

Receive frames tagged FECN

 

Receive frames (S)

 

Receive bytes (S)

 

Transmit frames discarded due to underrun

 

Transmit frames discarded due to abort

 

Transmit frames discarded due to egress Q-depth exceeded (S)

 

Transmit bytes discarded due to egress Q-depth exceeded (S)

 

Transmit frames discarded due to egress DE threshold exceeded

 

Transmit frames (S)

 

Transmit bytes (S)

 

Transmit frames with FECN set (S)

 

Transmit frames with BECN set (S)

 

LMI receive status inquiry request count (S)

 

LMI transmit status inquiry request count

 

LMI invalid receive status count (S)

 

LMI signaling protocol (keep alive time-out count) (S)

 

LMI sequence number error count (S)

 

LMI receive status transmit count (in response to request)

 

LMI transmit status transmit count (in response to request)

 

Transmit frames during LMI alarm (S)

 

Transmit bytes during LMI alarm (S)

 

LMI update status transmit count (in response to configuration

 

changes)

Diagnostics (per port):

Last unknown DLCI received

System Interface

ATM Layer:

Per CCITT I.361 and ATM UNI v3.1

 

 

Cisco MGX 8220 Installation and Configuration

 

 

 

 

 

 

 

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

 

 

B-21

 

 

 

 

 

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Cisco Systems MGX 8220 manual ATM Layer Per Ccitt I.361 and ATM UNI
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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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