Octal-Port DMT ATU-C Line Card

Glossary

DDTS

digital signal level 3

Distributed Defect Tracking System

DS3

DSLAM

Cisco Distributed Defect Tracking System.

See DS3.

See DDTS.

digital signal level 3. Framing specification used for transmitting digital signals at 44.736 Mbps on a T3 facility.

Digital Subscriber Line Access Multiplexer. Concentrates and multiplexes digital subscriber line signals at the telephone service provider location to the broadband wide area network.

Replaces ADSLAM.

F

frame

A packet as it is transmitted over a serial line. The term derives from character oriented protocols

 

where special start-of-frame and end-of-frame characters were added when transmitting packets.

FTP

File Transfer Protocol. The Internet protocol (and program) used to transfer files between hosts.

G

G.992.2

G.994.1

The ITU standard for line coding and framing for splitterless, reduced spectrum ADSL. Also known as G.lite.

The ITU standard for signalling, identification, and negotiation between broadband systems; an integral part of G.dmt and G.lite. Also known as G.hs.

G.997.1

The ITU standard for performance monitoring on DMT access technologies.

G.dmt

Pseudonym for G.992.1.

G.hs

Pseudonym for G.994.1. HandShake (hs)

G.lite

Pseudonym for G.992.2

H

Handshake

Part of the procedure to set up a data communications link. The handshake can be part of the protocol itself or an introductory process. The computers wishing to talk to each other set out the conditions they can operate under. Sometimes, the handshake is just a warning that a communication is imminent.

I

IP

Internet Protocol. The network layer protocol for the Internet Protocol suite.

Cisco IOS Release 12.1(6)DA

28

Page 28
Image 28
Cisco Systems 8xDMT manual Pseudonym for G.992.1

8xDMT specifications

Cisco Systems’ 8xDMT, or "Eightfold Digital Multicast Technology," is a pioneering solution designed to optimize multicast traffic management and enhance the scalability of network performance. This technology comes into play primarily in video broadcasting, online gaming, and other applications that require the efficient distribution of data to multiple endpoints, significantly reducing the bandwidth use while improving overall network efficiency.

One of the primary features of Cisco 8xDMT is its ability to support multiple multicast streams concurrently. By using advanced algorithms, 8xDMT ensures that network resources are utilized efficiently, minimizing latency and maximizing throughput. This makes it particularly advantageous for service providers and organizations that deliver high-definition video content or require real-time data transmission across geographic locations.

Another notable characteristic of the Cisco 8xDMT is its integrated Quality of Service (QoS) capabilities. This feature allows for the prioritization of multicast traffic, ensuring that critical data packets are transmitted smoothly without delay, even during peak load times. The QoS management allows administrators to configure settings that guarantee minimal disruptions, providing end users with a seamless viewing or gameplay experience.

Additionally, Cisco 8xDMT takes advantage of Multicast Domain Name System (mDNS), which allows devices on the same network to discover and communicate efficiently. This not only aids in reducing the network load but also simplifies the management of multicast addresses, making it easier for organizations to scale their operations without significant overhead.

The technology also incorporates robust security features, including support for secure multicast transmissions. This ensures that sensitive data remains protected during distribution, addressing the increasing need for security in an era where cyber threats are prevalent.

Furthermore, Cisco Systems emphasizes interoperability with its 8xDMT platform, ensuring easy integration with existing network infrastructure. This is crucial for enterprises looking to modernize their systems without the need for extensive reinvestment in new hardware.

In conclusion, Cisco Systems’ 8xDMT stands out as a versatile and high-performance multicast solution designed to meet modern networking demands. With its ability to manage multiple streams, enforce QoS, simplify multicast management, and secure communications, it holds significant potential for transforming how organizations distribute data efficiently and effectively.