Port:         

SIP bind port

Example: 5060, (default)

Field Type: [0-9]

Bind Address:         

SIP bind IP address

Example: 0.0.0.0, (default)

Field Type: [0-9]

SVR lookup:

Enable DNS SRV lookups on outbound calls

Example: Disabling this option will disable SIP calls based on domain names between SIP users on the Internet

Field Type: Option buttons

Qualify:

Timing interval in milliseconds at which a 'ping' is sent to a host in order to find out its status

Example: Set this field to 2000 for example. If more time then provided here is needed to reach the host, host is considered offline

Field Type: [0-9]

Context:

Default context for incoming calls

Example: For security reasons it is recommended to keep this field set at 'invalid-context'

Field Type: [a-z][0-9]

Language:

Default language settings for all users/peers

Example: Set this option to 'en' (English) for example

Field Type: [a-z]

Music on Hold:

Set the default MOH (Music on Hold) class for all SIP calls

Example: Set 'default' for example to play 'default' MOH class to all SIP calls when placed on hold for example

Field Type: Select box