After the link PDN does not use it, it will be automatically disconnected. After disconnection, you can no longer connect to DPN, you need to restart the DPN device. Do not use the network every night, reopen the computer on the second day and connect DPNs or use it normally, but also need to restart the DPN device. It is often necessary to restart several DPNs several times a day, which seriously affects the user experience.
There is also a Safari to connect to DPN before, recently changed the Chrome and Brave browser, using Chrome and BRAVE to connect DPN (with tunnel), All unavailable。but Safari can be used normally.