2000-A2-GB20-10
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February 2004
Router.
Network layer device that uses one or more metrics to determine
the optimal path to forward network traffic. Routers forward packets from
one network to another based on network layer information. a router may
connect networks using various protocols by encapsulating data within
another network’s packet format or by removing layers of packet
formatting.
SNMP.
Simple Network Management Protocol. Network management
protocol used in TCP/IP networks. SNMP provides a way to monitor and
control network devices and to manage configurations, Statistics
collection, performance and security.
Subnet Mask.
32-bit address mask that indicates the bits of an IP address
used for the subnet address.
SVC.
Switched Virtual Circuit. Virtual circuit that is dynamically established
on demand and is torn down when transmission is complete.
T1.
Network connection with a capacity of 1.544 Mbps, divided into 24
separate channels (or DS0s).
TCP/IP.
Protocols used for IP networks, such as the Internet, Intranets and
many LANs. IP networks are connectionless, packet switching networks.
TFTP.
Trivial File Transfer Protocol. Simplified version of FTP that
transfers files from one computer to another over a network.
WAN.
Wide Area Network. Data communications network that serves
users across a broad geographic area and often uses transmission
devices provided by common carriers. Frame Relay is an example of a
WAN.
