User`s guide

Vigor2820 Series User’s Guide
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For Vigor2820VS/Vigor2820VSn models, you will see the following page:
Index Click this link to access into next page for setting SIP account.
Profile Display the profile name of the account.
Domain/Realm Display the domain name or IP address of the SIP registrar
server.
Proxy Display the domain name or IP address of the SIP proxy server.