The information displayed depends on whether the destination is a trunk or not.
Destination End is a Trunk
Includes the following types of calls that involve trunks:
Call to an outside number from the switch
Voicemail Pro calling an outside number (for a callback)
External forwarding
SCN call
Information
Description
Trunk Used
Includes fixed line number, URI group (SIP lines) and channel (for digital and VoIP lines).
Current State and Time of State
The state of the call associated with the button.
Digits sent to Central Office
Shows the digits that the system sent to the central office or the To: URL, sent in the INVITE for a SIP trunk.
Caller ID sent from Central Office
Some central offices send the connected Caller ID rather than who was called.
Codec
Selected via H.323/SIP messages and may change during the call.
VoIP Trunk (H.323, SCN or SIP)
The system calculates these statistics as defined in RFC 1889.
Round Trip Delay
Receive Jitter
Transmit Jitter
Receive Packet Loss
Transmit Packet Loss
Destination End is not a Trunk
The state of the call associated with the button.
Information
Description
Group of Users
For paging and some hunt group calls, listed by user name and number. For a call alerting or connected to both users and SCN trunks, System Status lists all.
User
The user name and number. For multi-line sets, System Status shows the button number and button type.
Voicemail Call flow
The call flow name.
AutoAttendant
The string Automated Attendant followed by the Automated Attendant number is listed.
Park Slot
The park slot and park slot number/name.
Mailbox
The mailbox and mailbox name.
Voicemail Announcement
This will be Announcement plus the group/username and the announcement number.