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6.12 SIP Account Settings
You may have up to 4 accounts. i.e., the IP phone can receive up to four different phone numbers.
Default Account
When you dial a number, the default account is used to dial. User
Name of default account is displayed on the receiver s IP phone.
Account Active
Enable or disable this account.
Display Name
Name displayed on the LCD of called party.
SIP User Name
The number in the URI displayed on the LCD for the caller.
Authentication User Name
User name to log into the SIP server.
Authentication Password
Password to log into the SIP server.
Ringer Type
Eight types of tone and melody can be selected for the specified
account
Register Status
Displays if the current phone is registered or unregistered with
SIP server.
6.13 NAT Traversal Settings STUN Server Setting
NAT traversal is a challenge that all Service Providers looking to deliver public IP-based voice service must solve.
