W611W User Manual
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Picture 77 - SIP hotspot client configuration
As the hotspot server, the default extension number is 0. When the phone is used as the client, the
extension number is increased from 1, you can view the extension number through the [
SIP Hotspot
] page.
Call extension number:
The hotspot server and the client can dial each other through the extension number.
For example, extension 1 dials extension 0.