HP Deskjet 6840 Color Inkjet Printer User Manual
Page 44
Broadcast packet: A packet sent from one device on a network to all devices on the
network.
c
Channel: One of several pre-set frequencies at which 802.11b-enabled devices
communicate in order to reduce interference. The number of channels available
varies by country/region.
d
DHCP (Dynamic Host Configuration Protocol): A protocol used to automatically
assign an IP address to each device on a network.
e
EAP: Extensible Authentication Protocol (EAP) is a general protocol for
authentication that also supports multiple authentication methods, such as token
cards, one-time passwords, certificates, and public key authentication.
uses
EAP.
Encryption: A network security that encodes the data sent across a wireless network
making the data unintelligible to eavesdroppers. The printer supports
,
Encryption keys: A sequence of characters or digits that a wireless device uses to
encode data. Encryption keys can be static (as they are in
) or dynamic (as
).
Ethernet: A popular form of wired computer networking for Local Area Networks.
Ethernet cable: There are two types of Ethernet cables. A straight-through cable is
the most common and is used to connect devices on a network to a hub or router.
A crossover cable is used to connect two devices that have Ethernet ports but that
are not hubs or routers. Use a CAT-5 cable with an RJ-45 plug to connect the printer
to an Ethernet network.
f
Firewall: A combination of hardware and software tools that protects a network from
unwanted entry.
g
Gateway: A dedicated device (router or computer) that connects two different
networks. For example, a computer on an Ethernet network may act as a gateway
between the network and the Internet.
h
Host name: The name by which the printer identifies itself on the network. The
printer's host name appears on the HP Report page. Use the host name to open
the printer's embedded Web server (EWS).
HP Deskjet 6800 series printer User's Guide
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