Question 386 of 490 from exam 400-051: CCIE Collaboration

Question 386 of 490 from exam 400-051: CCIE Collaboration

Question

Refer to the exhibit.

SIP/2.0 200 OK

Via: SIP/2.0/TCP 172.16.100.50:5060: branch=z9hG4bKc37e7b85b2

From: “Agent C" <sip:31051531000172.16.100.50>; tag=184-1c9cfaa5-5clb-—49be-840b-296a0e488C30-33493072
To: <sip:9131051511110172.16.100.90>; tag=BF0008-18BE

Date: Wed, 11 Mar 2015 05:25:25 GMT

Call-ID: 01817d00-4ff1d18b-b5-326410ac0172.16.100.50

CSeq: 104 INVITE

Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY, INFO, REGISTER
Allow-Events: telephone-event

Remote-Party-ID: “PSTN CALLER” <sip:51511110172.16.100.90>;party=called;screen=no; privacy=off
Contact: <sip:9131051511110172.16.100.90:5060; transport=tcp>

Supporte replaces

Call-Inf <sip:172.16.100.90:5060>;method="NOTIFY; Event=telephone-event ;Duration=500"

Supported: sdp-anat

Server: Cisco-SIPGateway/IOS-15.x

Session-Expires: 1800;refresher=uac

Require: timer

Supported: timer

Content-Type: application/sdp

Content-Length: 205

v=0

iscoSystemsSIP-GW-UserAgent 676 6894 IN IP4 172.16.100.90
IP Call

N IP4 172.16.100.90

t=0 0

udio 7852 RTP/AVP 0 8 9 18 4
c=IN IP4 69.85.125.25
a=rtpmap:9 G72278000

tpmap:18 G729/78000
a=rtpmap:0 PCMU/8000

tpmap:8 PCMA/8000

a=rtpmap:4 G72378000

time:2

Which three pieces of information can be derived from this sip massage? (Choose Three)

Answers

Explanations

A. B. C. D. E. F.

BDF.