Lucent Network Gateway

The Lucent Network Gateway is the media gateway component in Lucent’s IP MultiMedia Subsystem (IMS) Portfolio. As the cornerstone of the converged network, it seamlessly and economically merges the traditional PSTN with proliferating IP networks. Because it is bearer protocol agnostic,

the Network Gateway supports a wide variety of wireline and wireless applications. Converged applications may be combined in the same gateway enabling TDM, ATM and IP access along with traditional TDM trunking to the PSTN/GSTN. The Network Gateway also provides wireless access to the Radio Access Network for both a GSM (A interface) and UMTS (Iu-CS interface) wireless system and may also be used in a 3GPP R5 environment as the media gateway for an IP Multimedia Subsystem.

Features

Bearer protocol agnostic

Wireline/wireless packet codec support

Standardized protocols and open interfaces support

21,000+ VoIP or VoATM channels, fully protected

80,000+ TDM channels, fully protected

Benefits

High density

Multi-protocol, mutli-application

Open, scalable

Latency-free TDM switching

Complete range of packet and legacy interfaces

Applications

Class 5 end office, Class 3 or 4 tandem switching

Simultaneous legacy and IP access support

Media Gateway for GSM and UMTS Radio Access Network

Technical Specifications

Description

1.Protocol Support

ITU-T H.248, IUA, LAPD, CAS (FG-D, Line Signaling)

RTP/UDP/IP/GigE or ATM; ATM UNI, AAL2 and AAL5

2.Bearer Support

TDM: G.711, u-law and a-law

IP/ATM: G.711, G.726, G.729a, G.723.1, Clearmode, AMR, EVRC*

Echo: G.168, G.164, G.165, up to 128ms tail

Silence suppression/comfort noise generation

Fixed and adaptive jitter buffer

Standard and custom announcements

Call progress tones

Support of bearer path packet duplication for a CALEA/LI and handover solutions

Ability to interconnect with a CALEA/LI server via supported interfaces

3.Capacity

21,504 VoIP or VoATM channels, fully protected

80,640 TDM channels, fully protected

4.Redundancy and Availability

1:N redundant Voice over Packet server modules

1:N redundant TDM I/O modules (electrical)

1+1 TDM I/O modules (optical)

1:1 Ethernet I/O modules

1+1 ATM AAL2 modules

1:1 System Processor modules

1:1 Switch Fabric modules

• 3GPP/3GPP2 IMS Media Gateway

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Lucent Technologies Lucent Network Gateway technical specifications Features, Benefits, Applications

Lucent Network Gateway specifications

Lucent Technologies, known for its significant contributions to telecommunications, developed the Lucent Network Gateway as part of its suite of networking solutions. This gateway serves as a critical component in converging voice and data traffic over IP networks, enhancing efficiency and performance for service providers and enterprises alike.

One of the main features of the Lucent Network Gateway is its ability to facilitate seamless integration between traditional circuit-switched systems and modern packet-switched networks. This interoperability allows organizations to transition effectively to newer technologies while still leveraging existing infrastructure. The gateway ensures that voice, video, and data can coexist on the same network, providing a unified communication experience.

The Lucent Network Gateway employs several cutting-edge technologies to optimize performance. At its core, it uses advanced signaling protocols, such as Session Initiation Protocol (SIP) and H.323, to manage call setups and terminations. These protocols enhance the gateway’s ability to handle multiple communication formats, making it adaptable to varied requirements across different user environments.

Quality of Service (QoS) is another critical aspect of the gateway’s functionality. Lucent implemented mechanisms to prioritize voice and video traffic, ensuring minimal latency and jitter. This characteristic is vital for maintaining call clarity and video quality, especially during peak usage times.

Scalability also defines the Lucent Network Gateway, providing solutions for both small enterprises and large service providers. Organizations can easily expand their network capabilities without requiring significant hardware changes, making it a cost-effective option for companies anticipating growth.

Security features are integrated into the gateway to protect against potential vulnerabilities. Encryption protocols safeguard data in transit, while authentication mechanisms help prevent unauthorized access. As cybersecurity concerns continue to grow, such features enhance the overall reliability of the network.

In summary, the Lucent Network Gateway stands out as a robust solution that merges traditional and modern communication methods. Its interoperability, advanced signaling protocols, quality of service management, scalability, and security features make it a valuable asset for organizations looking to modernize their telecommunications infrastructure while ensuring high-performance standards.