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FAQ Specifications

Glossary

License

Configuration: Basic Gateway TCP/IP

Wireless Print Server

USB

 

 

 

 

R

RAS

Remote Access Server

 

registration

How a cable modem makes itself known to the CMTS. The cable modem configuration file and

 

authorization are verified and the CoS is negotiated.

 

return loss

A measurement of the quality of the match of the device to the cable system. Return loss is the ratio of

 

the amount of power reflected by the device. A return loss of 20 dB or greater is preferred.

RF

Radio Frequency — signals used by the CMTS transmitter and receiver to send data over HFC. The

 

carrier is modulated to encode the digital data stream for transmission across the cable network.

RFC

Request for Comments published on the IETF or other websites. Many RFCs become international

 

standards.

 

RJ-11

The most common type of connector for household or office phones.

RJ-45

An 8-pin modular connector; the most common connector type for 10Base-T or 100Base-T Ethernet

 

networks.

 

ROM

read-only memory

 

router

On IP networks, a device connecting at least two networks, which may or may not be similar. A router

 

is typically located at a gateway between networks. A router operates on OSI network layer 3. It filters

 

packets based on the IP address, examining the source and destination IP addresses to determine the

 

best route on which to forward them.

 

 

A router is often included as part of a network switch. A router can also be implemented as software

 

on a computer.

 

routing table

A table listing available routes that is used by a router to determine the best route for a packet.

RTS

request to send

 

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ADS Technologies SBG1000 manual 150, Ras, Rfc, Rom, Rts