X-Micro 11b mini 用户手册

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19 
Roaming  
In an infrastructure network, this is when a wireless PC moves out of range of the 
previously connected access point and connects to a newly connected access point. 
Throughout the network environment where access point is deployed, PCs can 
always be connected regardless of where they are located or roam. 
 
SSID 
A Network ID unique to a network. Only clients and Access Points that share the same 
SSID are able to communicate with each other. This string is case-sensitive. 
 
Simple Network Management Protocol (SNMP) 
Simple Network Management Protocol is the network management protocol of TCP/IP. 
In SNMP, agents-which can be hardware as well as software-monitor the activity in the 
various devices on the network and report to the network console workstation. Control 
information about each device is maintained in a structure known as a management 
information block. 
 
Static IP Addressing   
A method of assigning IP addresses to clients on the network. In networks with Static 
IP address, the network administrator manually assigns an IP address to each 
computer. Once a Static IP address is assigned, a computer uses the same IP 
address every time it reboots and logs on to the network, unless it is manually 
changed. 
 
Transmission Control Protocol / Internet Protocol (TCP/IP) 
TCP/IP is the protocol suite developed by the Advanced Research Projects Agency 
(ARPA). It is widely used in corporate Internet works, because of its superior design 
for WANs. TCP governs how packet is sequenced for transmission the network. The 
term “TCP/IP” is often used generically to refer to the entire suite of related protocols. 
 
Transmit / Receive 
The wireless throughput in Bytes per second averaged over two seconds. 
 
Wide Area Network (WAN)
 
A WAN consists of multiple LANs that are tied together via telephone services and / or 
fiber optic cabling. WANs may span a city, a state, a country, or even the world. 
 
Wireless LAN (WLAN) 
A wireless LAN does not use cable to transmit signals, but rather uses radio or 
infrared to transmit packets through the air. Radio Frequency (RF) and infrared are the