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Interfaces
Avaya Wireless AP-3 User’s Guide 4-25
DFS only applies to 802.11a APs used in Europe (i.e., units whose
regulatory domain is set to ETSI). The European Telecommunications
Standard Institute (ETSI) requires that 802.11a devices use DFS to
prevent interference with radar systems and other devices that already
occupy the 5 GHz band.
If you are using an 802.11a AP in Europe, keep in mind the following:
•
DFS is not a configurable parameter. It is always enabled and
cannot be disabled.
•
You cannot manually select the device’s operating channel; you
must let DFS select the channel.
•
You cannot configure the
Auto Channel Select
option. Within the
HTTP interface, this option always appears enabled.
RTS/CTS Medium Reservation
The 802.11 standard supports optional RTS/CTS communication based
on packet size. Without RTS/CTS, a sending radio listens to see if
another radio is already using the medium before transmitting a data
packet. If the medium is free, the sending radio transmits its packet.
However, there is no guarantee that another radio is not transmitting a
packet at the same time, causing a collision. This typically occurs when
there are hidden nodes (clients that can communicate with the
Access Point but are out of range of each other) in very large cells.
Содержание AP-3
Страница 1: ......
Страница 48: ...Hardware Installation Avaya Wireless AP 3 User s Guide 2 17 Figure 2 11 Insert Card and Antenna ...
Страница 61: ...Initialization 2 30 Avaya Wireless AP 3 User s Guide Figure 2 15 Enter Network Password ...
Страница 87: ...System Status 3 4 Avaya Wireless AP 3 User s Guide Figure 3 2 System Status Screen ...
Страница 101: ...Network Avaya Wireless AP 3 User s Guide 4 13 Figure 4 3 DHCP Server Configuration Screen ...
Страница 106: ...Network 4 18 Avaya Wireless AP 3 User s Guide Figure 4 4 Link Integrity Configuration Screen ...
Страница 146: ...Management 4 58 Avaya Wireless AP 3 User s Guide Figure 4 9 Management Services Configuration Screen ...
Страница 155: ...Filtering Avaya Wireless AP 3 User s Guide 4 67 Figure 4 10 Static MAC Configuration Screen ...
Страница 203: ...Security Avaya Wireless AP 3 User s Guide 4 115 Figure 4 13 MAC Access Configuration Screen ...
Страница 208: ...RADIUS 4 120 Avaya Wireless AP 3 User s Guide Figure 4 14 RADIUS Access Control Configuration Screen ...
Страница 214: ...RADIUS 4 126 Avaya Wireless AP 3 User s Guide Figure 4 15 RADIUS Accounting Server Configuration ...
Страница 218: ...VLAN SSID 4 130 Avaya Wireless AP 3 User s Guide Figure 4 16 Components of a typical VLAN ...
Страница 230: ...Version 5 6 Avaya Wireless AP 3 User s Guide Figure 5 3 Version Information Screen ...
Страница 236: ...RADIUS 5 12 Avaya Wireless AP 3 User s Guide Figure 5 8 RADIUS Monitoring Screen ...
Страница 238: ...Interfaces 5 14 Avaya Wireless AP 3 User s Guide Figure 5 9 Wireless Interface Monitoring ...
Страница 252: ...Reboot Avaya Wireless AP 3 User s Guide 6 9 Figure 6 5 Reboot Command Screen ...
Страница 255: ...Help Link 6 12 Avaya Wireless AP 3 User s Guide Figure 6 7 Help Link Configuration Screen ...