What is the meaning of CMTS?

cable modem termination system
A cable modem termination system (CMTS) is a component that exchanges digital signals with cable modems on a cable network. A cable modem termination system is located at the local office of a cable television company.

What is service group in CMTS?

The term “MAC Domain Downstream Service Group” (MD-DS-SG) refers to the set of downstream channels from the same MAC Domain (or just on port on a CMTS line card) that reaches a fiber node. In most cases, an operator will configure all downstream channels reaching a fiber node to the same MAC Domain.

What is the more accurate name for a cable modem?

A CMTS is the proper name for a cable modem.

What is docsis and how does it work?

Data Over Cable Service Interface Specification (DOCSIS) is a standard for cable transmission of Internet Protocol (IP) data services. DOCSIS is an internationally accepted telecom standard that allows broadband data transfer using cable systems originally used to transmit cable television signals (CATVS).

What is cable source verify?

Cable-source-verify is a feature where the CMTS will watch the DHCP packets going by and only allow IP packets to flow to clients for which it has seen an IP address be assigned by DHCP. It keeps an internal table (internal to the CMTS) of which clients are allowed to use which IP addresses.

What is CMTS HFC?

The CMTS, located in an MSO’s headend, receives signals via the HFC network from subscriber cable modems, which are grouped into access nodes. The CMTS then converts those signals into IP packets and sends them through a switch to a router for outbound transmission across the internet.

What is a MAC domain?

A MAC domain consists of at least one downstream on one upstream port and contains all of the functions necessary to operate a DOCSIS network (DOCSIS protocol, IP connectivity, etc.). Now your typical MAC domain would be one downstream channel and four or more upstream channels on a line card.

What is EAE on router?

EARLY AUTHENTICATION AND ENCRYPTION (EAE) Early authentication functions as a network admission control; only authenticated Cable Modems (CMs) are allowed to continue their initialization process and may be subsequently admitted to the network.

Do you need a modem to watch cable TV?

For cable Internet, you definitely need a cable modem. This will give you a reliable, wired Internet connection. If you want wireless Internet (WiFi), then you also need a router.

Does it matter what modem I use?

No, not any modem will do. In fact, using the wrong modem can significantly limit the speed of your internet connection. In this post we’ll take a close look at modems and what you can do to make sure your modem is helping to optimize your internet connection.

What is source verify?

Primary-source verification or source verification is, by definition, confirming authenticity directly with the source. For a credential (qualification), this means confirming that the credential is authentic directly with the institution that issued the credential.

How does a CMTS work?

A CMTS transmits signals to the user’s cable modem and also receives signals from it, converting them into IP packets and routing them to the designated internet service provider, in order to get connected via internet.

Can a Mac be joined to a domain?

Note: The user must have privileges in Active Directory to bind a computer to the domain. Username and Password: You might be able to authenticate by entering the name and password of your Active Directory user account, or the Active Directory domain administrator might need to provide a name and password.