ZA-4000 User’s Manual
clients can freely roam from one Access Point domain to another and
still maintain seamless network connection.
ESS
Short for the extended service set, One BSS or more builds one ESS. A
station can connect or roaming ESS by ESSID of AP.
WEP
Wired Equivalent Privacy is a data encryption protocol for 802.11
wireless networks. All wireless nodes and access points on the network
are configured with a 64-bit, 128-bit or 152-bit Shared Key for data
encryption.
Access Control
This function is only valid under AP mode, invalid under the mode of
bridge graft. Used in MAC address to filter.
Bridge
Bridge is the device that connects and transmits data packets with two
subnets by the same protocol and it works in the LLC layer of OSI.
DHCP
，
DHCP
Client
、
DHCP Server
DHCP stands for “Dynamic Host Configuration Protocol”.
DHCP’s purpose is to enable individual computers (DHCP Client) on
an IP network to extract their configurations from a server (the DHCP
server) or servers, in particular, servers that have no exact information
about the individual computers until they request the information. The
overall purpose of this is to reduce the work necessary to administer a
large IP network. The most significant piece of information distributed
in this manner is the IP address.
Encryption
For the security of transmit data in network, the data should be
encrypted before transmit and decrypt received data.
IP Address
Internet Protocol is the main internetworking protocol used in the
Internet. Used in conjunction with the Transfer Control Protocol (TCP)
to form TCP/IP.
A four-byte number uniquely defining each host on the Internet,
usually written in dotted-decimal notation with periods separating the
bytes (for example, 134.177.244.57). Ranges of addresses are assigned
by Internic, an organization formed for this purpose.
LAN&WAN
LAN. A communications network serving users within a limited area,
such as one floor of a building.
A LAN typically connects multiple personal computers and shared
network devices such as storage and printers. Although many
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