Netscout AirCheck G2 User Manual page 31

Figure 9. Access Point Details Screen
Screen Title: The AP's name (BSSID, Cisco AP name, or user-
created alias) is displayed at the top of the AP Details screen.
Signal Strength: The signal strength rating for the AP.
Signal Level: The AP's signal level in dBm.
NOTE: If Custom Signal Adjustments are applied to a
client, an asterisk (*) appears next to the Signal Level
value on this screen. To access this setting, go to
Settings > 802.11 Settings > Custom Signal
Adjustments.
Noise Level: The noise level in dBm of the channel used.
SNR: Signal-to-Noise Ratio is a measure of signal strength
relative to noise; an indication of signal quality for a reliable
client's connection. The ratio is measured in decibels (dB).
SSID: Service Set Identifier; The name of the wireless network
to which the AP is connected.
BSSID: The MAC address of the SSID. The address starts with
a vendor abbreviation prefix, if the prefix is available.
Security status of the AP:
Red open lock: The network does not have security
enabled.
Yellow closed lock: One or more access points use
WEP or Cisco LEAP security protocol. These are less
secure than other protocols.
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Discovering Networks and Access Points