Cisco Systems OL-1089-11 manual MGC Info Field Reference, MGC Info Subfields

C H A P T E R 2

MGC Info Field Reference

This chapter provides additional information about the MGC Info Field (Tag 4031), described in Chapter 1, “Billing Interfaces” The MGC info field consists of several subfields, that are stored in the value section of the VSC info field. These subfields contain no tags or values. The MGC Info field provides the customer with backward compatibility to Cisco MGC Software Release 5.0 and earlier.

MGC Info Subfields

Table 2-1describes each MGC Info subfield, including its exact position in the value section of the VSC info field.

Table 2-1	MGC Info Subfields
					Location
Field Name		Description	Value/Encoding Scheme		(Position)		Size
In Signal path ID		This is the ID for the originating	C7 – Component ID for the		1	(first octet)	2
		Signal Path	Point Code
			Binary Big-endian
In traffic channel ID		This is the ID for the originating	Binary Big-endian		3	(start at	2
		traffic Channel			third octet)
In protocol ID		This is the numeric representation	0	= ISDN PRI	5		1
		of the protocol family for the	1	= C7
		originating side	2	= DPNSS
			3	= CAS
			4	= ASN
			5	= Unknown
			Binary Big-endian
Out Signal path ID		This is the ID for the terminating	C7 – Component ID for the		6		2
		Signal Path.	Point Code
			Binary Big-endian
Out traffic channel ID		This is the ID for the terminating	(Binary Big-endian		8		2
		traffic Channel

Cisco Media Gateway Controller Software Release 9 Billing Interface Guide

OL-1089-11 2-1