User’s Manual of IGS-5225 series
460
message or messages to be exchanged by the application programs at each end have been exchanged. TCP is
responsible for ensuring that a message is divided into the packets that IP manages and for reassembling the packets
back into the complete message at the other end.
Common network applications that use TCP include the World Wide Web (WWW), e-mail, and File Transfer Protocol
(FTP).
TELNET
TELNET is an acronym for
Tel
etype
Net
work. It is a terminal emulation protocol that uses the Transmission Control
Protocol (TCP) and provides a virtual connection between TELNET server and TELNET client.
TELNET enables the client to control the server and communicate with other servers on the network. To start a Telnet
session, the client user must log in to a server by entering a valid username and password. Then, the client user can
enter commands through the Telnet program just as if they were entering commands directly on the server console.
TFTP
TFTP is an acronym for
T
rivial
F
ile
T
ransfer
P
rotocol. It is transfer protocol that uses the User Datagram Protocol (UDP)
and provides file writing and reading, but it does not provides directory service and security features.
Toss
Toss is an acronym for
T
ype
o
f
S
ervice. It is implemented as the IPv4 Toss priority control. It is fully decoded to
determine the priority from the 6-bit Toss field in the IP header. The most significant 6 bits of the Toss field are fully
decoded into 64 possibilities, and the singular code that results is compared against the corresponding bit in the IPv4
ToS priority control bit (0~63).
TLV
TLV is an acronym for
T
ype
L
ength
V
alue. A LLDP frame can contain multiple pieces of information. Each of these
pieces of information is known as TLV.
TKIP
TKIP is an acronym for
T
emporal
K
ey
I
ntegrity
P
rotocol. It used in WPA to replace WEP with a new encryption
algorithm. TKIP comprises the same encryption engine and RC4 algorithm defined for WEP. The key used for
encryption in TKIP is 128 bits and changes the key used for each packet.
U
UDP
UDP is an acronym for
U
ser
D
atagram
P
rotocol. It is a communications protocol that uses the Internet Protocol (IP) to
exchange the messages between computers.
UDP is an alternative to the Transmission Control Protocol (TCP) that uses the Internet Protocol (IP). Unlike TCP, UDP
does not provide the service of dividing a message into packet datagrams, and UDP doesn't provide reassembling and
sequencing of the packets. This means that the application program that uses UDP must be able to make sure that the
entire message has arrived and is in the right order. Network applications that want to save processing time because
they have very small data units to exchange may prefer UDP to TCP.
Содержание IGS-5225 Series
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Страница 35: ...User s Manual of IGS 5225 series 35 IGS 5225 8P2T2S IGS 5225 8P2T2S Dimensions W x D x H 72 x 107 x 152 mm ...
Страница 36: ...User s Manual of IGS 5225 series 36 IGS 5225 8P4S IGS 5225 8P4S Dimensions W x D x H 72 x 107 x 152 mm ...
Страница 37: ...User s Manual of IGS 5225 series 37 IGS 5225 4P2S IGS 5225 4P2S Dimensions W x D x H 50 x 87 8 x 135 mm ...
Страница 38: ...User s Manual of IGS 5225 series 38 IGS 5225 4T2S IGS 5225 4T2S Dimensions W x D x H 32 x 87x 135 mm ...
Страница 57: ...User s Manual of IGS 5225 series 57 Figure 2 18 Wiring DO0 and DO1 to Open Detector ...
Страница 79: ...User s Manual of IGS 5225 series 79 Figure 4 1 5 Industrial Managed Switch Main Functions Menu ...
Страница 199: ...User s Manual of IGS 5225 series 199 Figure 4 3 4 6 STP CIST Port Configuration Page Screenshot ...
Страница 265: ...User s Manual of IGS 5225 series 265 Click to undo any changes made locally and revert to previously saved values ...
Страница 288: ...User s Manual of IGS 5225 series 288 ...