Extron electronic IPL T PC1i manual U, W, See Subnetwork

S

SIS	(Simple Instruction Set) A set of commands developed by Extron that allow control of the
	PC1 via the keyboard of a PC with an Ethernet connection. A minimal number of characters
	are used in these commands and responses.
SMTP	(Simple Mail Transfer Protocol) An Internet standard for e-mail exchange across systems
	or networks on the Internet
Standby reference threshold
	The point at which a device starts to operate at standby power
Static IP	An IP address that has been specifically (instead of dynamically (see DHCP) assigned
	to a device or system in a network configuration. This type of address requires manual
	configuration of the actual network device or system and can be changed only manually or
	by enabling DHCP.
Subnet	See Subnetwork.
Subnet address	The portion of an IP address that is specifically identified by the subnet mask as the
	subnetwork
Subnet mask	A 32-bit address mask used in IP to identify the bits of an IP address that are used for the
	subnet address. Using a mask, the router does not need to examine all 32 bits, only those
	selected by the mask.
Subnetwork	(or Subnet) A network that is part of a larger IP network and is identified by a subnet
	address. Networks can be segmented into subnetworks to provide a hierarchical, multilevel
	routing structure.
T
TCP	(Transmission Control Protocol) A connection-oriented protocol defined at the Transport
	layer of the OSI reference model. It provides reliable delivery of data.
TCP/IP	(Transmission Control Protocol/Internet Protocol) The communication protocol
	(language) of the Internet. Computers and devices with direct access to the Internet are
	provided with a copy of the TCP/IP program to allow them to send and receive information
	in an understandable form.
Telnet	(Telecommunication Network) A utility available on most PCs that allows the computer
	system to communicate with one of its remote users or clients. A user who wishes to access
	a remote system initiates a Telnet session, using the address of the remote client. The user
	may be prompted to provide a user name and password if the client is set up to require
	them.
U, W
UID	(User ID) An optional user name for which a field is provided on the Enter Password
	window that opens if a password has been assigned to the PC1
URL	(Universal Resource Locator) An address that lets a resource on the internet be identified,
	located, and accessed

IPL T PC1 • Glossary 70