Polycom 3725-76302-001O manual Edit Guest Prefix Dialog Box

Local Cluster Configuration

Field	Description
Strip prefix	Check this box to have the system immediately strip this prefix from the
	INVITE message.
Authentication	Select one of the following:
	• None — The system doesn’t issue authentication challenges or check
	authentication credentials for calls with this prefix.
	• Authenticate — The system issues authentication challenges and checks
	authentication credentials for calls with this prefix.
	The settings on the Device Authentication page (see Device
	Authentication on page 261) determine the realm used for
	authentication and whether the Call Server responds to
	unauthenticated requests with 401 (Unauthorized) or 407 (Proxy
	Authentication Required).
	• Block — The system blocks calls with this prefix.

See also:

Signaling Settings on page 72

Local Cluster Configuration Procedures on page 81

Edit Guest Prefix Dialog Box

The Edit Guest Prefix dialog box lets you edit an Unauthorized prefixes list entry in the SIP Settings section of the Signaling Settings page.

The following table describes the fields in the Edit Guest Prefix dialog box.

Field	Description
Prefix	The prefix number for this entry.
	This is the number that an SBC is configured to add to the Request-URI of the
	first INVITE message for untrusted calls to the RealPresence DMA system.
Strip prefix	Check this box to have the system immediately strip this prefix from the
	INVITE message.
Authentication	Select one of the following:
	• None — The system doesn’t issue authentication challenges or check
	authentication credentials for calls with this prefix.
	• Authenticate — The system issues authentication challenges and checks
	authentication credentials for calls with this prefix.
	The settings on the Device Authentication page (see Device
	Authentication on page 261) determine the realm used for
	authentication and whether the Call Server responds to
	unauthenticated requests with 401 (Unauthorized) or 407 (Proxy
	Authentication Required).
	• Block — The system blocks calls with this prefix.

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