208
SI-Ethernet User Guide
Issue: 3
Data rate:
Determines the communication speed of the network, the higher the value the more data
can be sent across the network in the same time period.
Device:
A piece of equipment connected to a network, this may be any type of equipment including
repeaters, hubs, masters or slaves.
DNS:
Domain Name Server. This is a server that is used to convert a URL such as
“www.controltechniques.com” to an IP address such as 129.254.254.106.
Double word:
A 32 bit word, this may be signed or unsigned.
DHCP:
Dynamic Host Configuration Protocol. This is a method of allocating IP settings of a node
from a central server.
Grounding:
Describes the electrical safety or shielding connections for the module.
EDS File:
Electronic Data Sheet file. A file which specifies the EtherNet/IP device functionality.
Ethernet address:
See
MAC address
.
EtherNet/IP:
An industrial application layer protocol for communicating to devices over Ethernet.
The EtherNet/IP protocol communicates to the drive using assembly objects.
Exception codes:
An error response from Modbus.
Explicit data:
See
Non-cyclic data
.
Firewall:
A computer or piece of software that restricts connections between different ports. This
can be useful when restricting data flow between two network segments.
FTP:
File Transfer Protocol. Used for transferring files.
Gateway:
A device that allows devices on different subnets or networks to communicate with each
other.
Hub:
A method of connecting computers together on Ethernet. An un-switched hub will repeat any
data received on one port to all ports.
HTTP:
Hypertext transfer protocol. This is a document specification protocol. Commonly used in
web pages.
Содержание Unidrive M600
Страница 1: ...User Guide SI Ethernet and Unidrive M Onboard Ethernet Part Number 0478 0137 03 Issue 3 ...
Страница 16: ...16 SI Ethernet User Guide Issue 3 Figure 4 3 Typical network topologies ...
Страница 215: ......
Страница 216: ...0478 0137 03 ...