Important Information
broadband medium, such as a single DSL line, wireless device or cable modem. All the users over the Ethernet share a common connection, so the Ethernet principles supporting multiple users in a LAN combine with the principles of PPP, which apply to serial connections.
PVC
Short for Permanent Virtual Circuit, which is a logical
- R -
RFC
Short for Request For Comments, a series of notes about the Internet, started in 1969 (when the Internet was the ARPANET). An Internet Document can be submitted to the IETF by anyone, but the IETF decides if the document becomes an RFC. Eventually, if it gains enough interest, it may evolve into an Internet standard. Each RFC is designated by an RFC number. Once published, an RFC never changes. Modifications to an original RFC are assigned a new RFC number.
RIP
Short for Routing Information Protocol, which is a protocol that specifies how routers exchange routing table information. With RIP, routers periodically exchange entire tables.
Router
A device that connects any number of LANs. Routers use headers and a forwarding table to determine where packets go, and they use ICMP to communicate with each other and configure the best route between any two hosts. Very little filtering of data is done through routers. Routers do not care about the type of data they handle.
- S -
SMTP
Short for Simple Mail Transfer Protocol, a protocol for sending
SSID
Short for Service Set Identifier, a
EN/LZT 108 6377 R4 - September 2003 | 95 |