User's Manual

NPort W2150A/W2250A Series Web Console: Network Settings
7-14
Options numbers
Description When the signal strength between the device and the AP is worse than this number, below
-70 dBm as the default number, the device server will start to scan for a new AP to
establish the connection.
Roaming difference (This function is supported by firmware V1.10 or above)
Default 2 (Disable)
Options numbers
Description When the device server finds a new AP, the signal strength between device server and the
new AP must above this number compares to the old AP, then the device server will
change to establish a new connection with the new AP. For example, when the signal
strength to the old AP is -70 dBm. When the new AP is -69 dBm, the device server will
keep the connection to the old one. If the new AP is -68 dBm, the device server will switch
the connection to the new AP.