tree f6e5d428a20ed104efd5b8fbc328c063798138e1
parent b39df237583afe21aea42f7310ff7dacc0ba66fe
author Andrey Velikiy <agreat22@gmail.com> 1560943012 +0300
committer kluchnikov <kluchnikovi@gmail.com> 1561470503 +0300

Add support of Message Class IE

This IE was introduced together with inter-MSC handover implementation.
Message Class IE is mandatory for Inter-MSC GSUP messages and optional for Subscriber Management, SS and SMS messages.