User manual

Glossary

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33002479 06 07/2008

bridge A device that connects two or more physical networks that use the same protocol.

Bridges read frames and decide whether to transmit or block them based on their

destination address.

BSP Board Support Package. A software package that maps a specific real-time

operating system (RTOS0 onto a specific hardware.

client A computer process requesting service from other computer processes.

Cyclic Data

Exchange

Provides data transfer between two or more NOE 771 xx controllers on a TCP/IP

network.

default gateway The IP address of the network or host to which all packets addressed to an unknown

network or host are sent. The default gateway is typically a router or other device.

DHCP Dynamic Host Configuration Protocol. An improved version of BOOTP.

DHCP Client Host on the network obtaining its configuration from a DHCP Server.

DHCP Server Server providing configuration parameters to a DHCP Client.

DNS Domain Name System. A protocol within TCP/IP used to find IP addresses based

on host names

FactoryCast An embedded Web server that the user customizes, permitting user access to

controller diagnostics and Ethernet configuration.

field A logical grouping of contiguous bits that convey one kind of information, such as

the start or end of a message, an address, data, or an error check.