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Copyright 2006 Ringdale User Manual, 62-15820000 Page 19 of 28
Glossary
CRAM-MD5 - is a challenge-response authentication mechanism (hence "CRAM") defined in
RFC 2195 based on the HMAC-MD5 MAC algorithm. It is employed by some SASL
implementations, SMTP-AUTH Mail submission agents, and LDAP v3 servers.
DHCP – Dynamic Host Configuration Protocol is a client-server networking protocol
that provides a mechanism for allocation of IP addresses to client hosts.
A DHCP server also provides configuration parameters specific to the DHCP client
host requesting, generally, information required by the client host to participate on
an IP network.
ISP – Internet Service Provider
LED - light emitting diode, an electronic device that lights up when electricity is passed
through it.
MD5 -- MD5 is one of a series of message digest algorithms. It is a widely-used
cryptographic hash function with a 128-bit hash value. Internet standard RFC 1321.
NPMP -- Network Peripheral Management Protocol.
PCMCIA -- Personal Computer Memory Card International Association, and pronounced as
separate letters, PCMCIA is an organization consisting of some 500 companies that has
developed a standard for small, credit card-sized devices, called PC Cards.
PING -- Packet Internet Groper is a protocol primarily used to troubleshoot IP network
problems.
SMTP -- Simple Mail Transfer Protocol. Used for e-mail, port 25. SMTP gateways provide
access to TCP/IP e-mail services. SMTP is an Application layer protocol.
Telnet – The Internet standard protocol for remote login. Runs on top of TCP/IP. Comes with
most Operating Systems.
TIFF - Acronym for tagged image file format, one of the most widely supported file formats
for storing bit-mapped images on personal computers (both PCs and Macintosh computers).
TIFF graphics can be any resolution, and they can be black and white, gray-scaled, or color.
Files in TIFF format often end with a .tif extension.
UDP -- User Datagram Protocol, uses best effort, no error-correction, and simple packets:
source address -- destination address -- length – checksum. UDP is carried in the Protocol
field of IP.