Study tips 400-051

How are DTMF digits transported in RFC 2833?

Which DTMF relay method is advertised when the originating SIP gateway sends an INVITE message with a Call-Info header shown?

What is the purpose of this message?

Which statement about this message is true?

which SIP message will UA#2 use to communicate its media capability to UA#1?

which SIP response category does 301 Moved Permanently belong?

How many SIP signaling transaction(s) took place in this SIP message exchange between two SIP user agents?

How many SIP signaling dialog(s) took place in this SIP message exchange between two SIP user agents?

Which two statements describe characteristics of Binary Floor Control Protocol?

What is the minimum number of TCP sessions needed to complete a H.323 call between two H.323 gateways using slow start?