Product Info

Glossary
Page
141
Term
Definition
HTTP Hypertext Transfer Protocol, used to make the Internet resources
available on the World Wide Web. Defined in RFC 2068. See
http://www.faqs.org/rfcs/rfc2068.html.
HTTPS Hypertext Transfer Protocol Secure (HTTPS)
ICMP Internet Control Message Protocols defined in RFC 792, used to identify
Internet Protocol (IP)-level problems and to allow IP links to be tested.
See http://www.faqs.org/rfcs/rfc792.html
.
IGPM The Internet Group Management Protocol (IGMP) is a communications
protocol used by hosts and adjacent routers on IPv4/IPv6 networks to
establish multicast group memberships.
IP Internet Protocol defined in RFC 791. The Network Layer in the TCP/IP
protocol stack. This protocol is applied to addressing, routing, and
delivering, and re-assembling data packets into the Data Link layer of the
protocol stack. See http://www.faqs.org/rfcs/rfc791.html
.
IP Address 32-bit binary number that identifies a network element by both network
and host. See also Subnet Mask.
IPv4
Traditional version of Internet Protocol, which defines 32-bit fields for
data transmission.
ISM Industrial, Scientific, and Medical Equipment radio frequency band, in
the 900-MHz, 2.4-GHz, and 5.8-GHz ranges.
L2TP over IPSec
Level 2 Tunneling Protocol over IP Security. One of several virtual
private network (VPN) implementation schemes. Regardless of whether
Subscriber Modules have the Network Address Translation feature
(NAT) enabled, they support VPNs that are based on this protocol.
LED Light-Emitting Diode
MAC Address Media Access Control address. The hardware address that the factory
assigns to the module for identification in the Data Link layer interface of
the Open Systems Interconnection system. This address serves as an
electronic serial number.
NAT Network Address Translation defined in RFC 1631. A scheme that
isolates Subscriber Modules from the Internet. See
http://www.faqs.org/rfcs/rfc1631.html.
NEC National Electrical Code. The set of national wiring standards that are
enforced in the U.S.A.