NETGEAR DM602 manual Public Switched Telephone Network

Reference Manual for the Model DG814 DSL Modem Internet Gateway

Network Address Translation

NID

Packet

A technique by which several hosts share a single IP address for access to the Internet.

Network Interface Device. The point of demarcation, where the telephone line comes into the house.

A block of information sent over a network. A packet typically contains a source and destination network address, some protocol and length information, a block of data, and a checksum.

PPP

PPPoA

PPPoE

PPPover ATM

PPP over Ethernet

PPTP

See Point-to-Point Protocol.

See PPP over ATM

See PPP over Ethernet

PPPoA. PPP over ATM is a protocol for connecting remote hosts to the Internet over an always-on connection by simulating a dial-up connection.

PPPoE. PPP over Ethernet is a protocol for connecting remote hosts to the Internet over an always-on connection by simulating a dial-up connection.

Point-to-Point Tunneling Protocol. A method for establishing a virtual private network (VPN) by embedding Microsoft’s network protocol into Internet packets.

PSTN	Public Switched Telephone Network.
Point-to-Point	PPP. A protocol allowing a computer using TCP/IP to connect directly to the
Protocol	Internet.
RFC	Request For Comment. Refers to documents published by the Internet
	Engineering Task Force (IETF) proposing standard protocols and procedures
	for the Internet. RFCs can be found at www.ietf.org.
RIP	See Routing Information Protocol.
Router	A device that forwards data between networks. An IP router forwards data
	based on IP source and destination addresses.
Routing Information	A protocol in which routers periodically exchange information with one
Protocol	another so that they can determine minimum distance paths between sources
	and destinations.
Subnet Mask	See netmask.

Glossary 3