Protocols; Wi-Fi - Cisco 8821 Manual

http://www.cisco.com/c/en/us/products/collateral/wireless/aironet-antennas-
accessories/product_data_sheet09186a008008883b.html
All indoor Cisco Meraki access points have internal antennas and all outdoor Cisco Meraki access points require external
antennas.
https://meraki.cisco.com/products/wireless/antennas-power
rd
3 party antennas are not supported, as there is no interoperability testing performed against 3
Distributed Antenna Systems (DAS) and Leaky Coaxial Systems.
Please refer to the following URL for more info on Cisco Wireless LAN over Distributed Antenna Systems.
http://www.cisco.com/c/en/us/products/collateral/wireless/aironet-1130-ag-series/positioning_statement_c07-565470.html
Note: Cisco Access Points with integrated internal antennas (other than the W series) are to be mounted on the ceiling as they
have omni-directional antennas and are not designed to be wall mounted.

Protocols

Supported voice and wireless LAN protocols include the following:
•
802.11a,b,d,e,g,h,i,n,r,ac
•
Wi-Fi MultiMedia (WMM)
•
Traffic Specification (TSPEC)
•
Traffic Classification (TCLAS)
•
Simple Certificate Enrollment Protocol (SCEP)
•
Session Initiation Protocol (SIP)
•
Real Time Protocol (RTP)
•
G.722, G.711, iSAC, iLBC, G.729
•
Cisco Discovery Protocol (CDP)

Wi-Fi

The following table lists the data rates, ranges, and receiver sensitivity info for Cisco Wireless IP Phone 8821 and 8821-EX.
5 GHz Specifications
5 GHz - 802.11a
Max Tx Power = 14 dBm
(Depends on region)
Cisco Wireless IP Phone 8821 and 8821-EX Wireless LAN Deployment Guide
Data Rate
6 Mbps
9 Mbps
12 Mbps
18 Mbps
24 Mbps
Modulation
OFDM - BPSK
OFDM - BPSK
OFDM - QPSK
OFDM - QPSK
OFDM - 16 QAM
rd
party antennas including
Receiver Sensitivity
-94 dBm
-93 dBm
-92 dBm
-89 dBm
-86 dBm
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