ORIGIN

Original Called Party number

Size

Maximum length of number tag is 24 characters

Values

0 to 9 inclusive

Valid Attributes

NUMBER_TYPE NUMBER_PLAN PRESENT

Valid Usage

Inbound call in SV542 Outbound MakeCall in SV541

Note: For outbound calls CLDN is mandatory and must appear as a tag or in a MakeCall instruction parameter. Other tags are optional, and if they are not present, do not appear in the outgoing IAM request. Similarly, for inbound calls, tags are only appear in the string if the relevant information has been received by the signaling process.