Cisco Cisco Aironet 1552WU Outdoor Access Point Guía De Instalación

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When the access point does not have a wired Ethernet connection to the controller (through a switch), 
the radio role is called a MAP. The MAPs have a wireless connection (through the backhaul interface) 
to other MAPs and finally to a RAP which has an Ethernet connection through a switch to the 
controller. MAPs may also have a wired Ethernet connection to a local LAN and serve as a bridge 
endpoint for that LAN (using a point-to-point or point-to-multipoint bridge connection).
Wireless Backhaul
The access point supports wireless backhaul capability using the 5-GHz radio to bridge to another 
access point to reach a wired network connection to a controller as shown in 
. The access 
point connected to the wired network is considered a RAP in this configuration. The remote access 
point is considered a MAP and transfers wireless client traffic to the RAP for transfer to the wired 
network. Control And Provisioning of Wireless Access Points (CAPWAP) control traffic is also 
transferred over this bridged link.
Figure 13
Access Point Backhaul Example
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8
4
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(5.8 Ghz)
(2.4 Ghz)
Point-to-Point Bridging
The access points can be used to extend a remote network by using the 5-GHz backhaul radio to bridge 
the two network segments as shown in 
. To support Ethernet bridging, you must enable 
bridging on the controller for each access point. By default this capability is turned-off for all access 
points.
Wireless client access is supported; however, if bridging between tall buildings, the 2.4-GHz wireless 
coverage area may be limited and possibly not suitable for direct wireless client access.