SIP line headers options

Option

Description

Default

Transferred Headers

Specifies the headers that are collected from the initial inbound INVITE message and transferred to the outbound INVITE message to the partner or connection call.

Define the header for use by both the inbound line and the outbound line.

Valid entries in the list must contain a string of the following characters:

• lowercase "a" through "z"

• uppercase "A" through "Z"

• digits "0" through "9"

• "-"

• "."

• "!"

• "%"

• "*"

• "_"

• "+"

• "`"

• "'"

• "~"

Not specified

Call Attribute Headers

Specifies the headers that are collected on inbound SIP messages. These headers are converted into CIC attributes for use by the CIC subsystems.

Each entry in the list must contain a string of the following characters:

• lowercase "a" through "z"

• uppercase "A" through "Z"

• digits "0" through "9"

• "-"

• "."

• "!"

• "%"

• "*"

• "_"

• "+"

• "`"

• "'"

• "~"

Not specified

User-to-User Settings

Determines the exchange of user-to-user information (UUI) data when a SIP session is initiated.

Header

Selects the type of UUI header information.

The options are:

• X-UserToUser: This parameter format is the Audiocodes or Genesys proprietary header. It does not use the protocol discriminator (PD). The length limit of the data is 129 bytes (129*2 hex digits).

• User-to-User: This is the general parameter that includes the PD in the format  User-to-User: XXhexdata;encoding=hex, where the XX is the PD. The length limit is  129 bytes including the PD (129*2 hex digits).

• User-to-User PD Attribute: This is the parameter that some gateways use where the PD is specified separately in the format User-to-User: hexdata;pd=XX;encoding=hex.

X-UserToUser

Protocol Discriminator

Describes the user protocol message being transferred.

You can specify any integers, lowercase letters from a-f, and uppercase letters from A-F.

If the X-UserToUser header is used, this option is not applicable.

00

Attribute Format

Selects the encoding format for the header.

The options are:

• Hex

• Ascii

• Extended Ascii

Hex