Cisco Cisco WAP551 Wireless-N Single Radio Selectable Band Access Point 관리 매뉴얼

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Cisco Small Business WAP551 and WAP561 Wireless-N Access Point
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Check the box below the MCS index number to enable it or uncheck it to disable the 
index. You cannot disable all indexes at the same time.
The WAP device supports MCS indexes 0 to . MSC index  allows for a maximum 
transmission rate of  Mbps. If no MCS index is selected, the radio operates at MCS 
index 0, which allows for a maximum transmission rate of 15 Mbps. 
The MCS settings can be configured only if the radio mode includes 802.11n support. 
Broadcast/Multicast Rate Limiting—Multicast and broadcast rate limiting can improve 
overall network performance by limiting the number of packets transmitted across the 
network. 
By default, the Multicast/Broadcast Rate Limiting option is disabled. Until you enable 
Multicast/Broadcast Rate Limiting, these fields are disabled:
-
Rate Limit—The rate limit for multicast and broadcast traffic. The limit should be 
greater than 1, but less than 50 packets per second. Any traffic that falls below this 
rate limit will always conform and be transmitted to the appropriate destination. The 
default and maximum rate limit setting is 50 packets per second.
-
Rate Limit Burst—An amount of traffic, measured in bytes, which is allowed to pass 
as a temporary burst even if it is above the defined maximum rate. The default and 
maximum rate limit burst setting is 75 packets per second.
TSPEC Mode—Regulates the overall TSPEC mode on the WAP device. By default, 
TSPEC mode is off. The options are:
-
On—The WAP device handles TSPEC requests according to the TSPEC settings 
you configure on the Radio page. Use this setting if the WAP device handles traffic 
from QoS-capable devices, such as a Wi-Fi CERTIFIED phone.
-
Off—The WAP device ignores TSPEC requests from client stations. Use this setting 
if you do not want to use TSPEC to give QoS-capable devices priority for time-
sensitive traffic.
TSPEC Voice ACM Mode—Regulates mandatory admission control (ACM) for the 
voice access category. By default, TSPEC Voice ACM mode is off. The options are:
-
On—A station is required to send a TSPEC request for bandwidth to the WAP 
device before sending or receiving a voice traffic stream. The WAP device responds 
with the result of the request, which includes the allotted medium time if the TSPEC 
was admitted.
-
Off—A station can send and receive voice priority traffic without requiring an 
admitted TSPEC; the WAP device ignores voice TSPEC requests from client 
stations.