CCIE Collaboration and Training Exam Revision
Notes and Self-Assessment
CCIE Collaboration & Training Exam: 200+ Practice Questions & Study Guide
=== START OF EXAM ===
CCIE COLLABORATION & TRAINING EXAM
200+ Practice Questions with Verified Answers & Detailed Rationales
Core Exam 350-801 CLCOR | CCIE Collaboration v3.1 Practical Exam | 2026
Updated Standards
EXAM OVERVIEW
The CCIE Collaboration certification consists of two exams:
1. 350-801 CLCOR – Core written exam covering infrastructure, call control, QoS,
and applications
2. CCIE Collaboration v3.1 – 8-hour hands-on practical exam covering SIP, dial
plans, media, edge services, and Webex Calling
1
,SECTION 1: SIP PROTOCOL & SIGNALING (Questions 1-30)
Question 1
Which SIP response code indicates that the called party's device is ringing?
A) 100 Trying
B) 180 Ringing
C) 200 OK
D) 486 Busy Here
Answer: B
Rationale: The 180 Ringing provisional response is sent from the called party's
device to the caller to indicate that the destination phone is alerting. 100 Trying
indicates the request has been received. 200 OK confirms a successful session
establishment. 486 Busy Here indicates the called party is busy .
Question 2
In SDP (Session Description Protocol), the "c=" line specifies which of the
following?
A) Codec capabilities
B) Connection address (IP) for media
2
, C) Call identifier
D) Encryption method
Answer: B
Rationale: The "c=" (connection) line in SDP defines the IP address where the
media stream (RTP) will be sent or received. The "m=" line specifies the media
type and port, and the "a=" lines provide additional attributes like codec details .
Question 3
RFC 2833 defines which method for transmitting DTMF tones?
A) In-band audio
B) Out-of-band DTMF via RTP payload
C) SIP INFO messages
D) KPML (Key Pad Markup Language)
Answer: B
Rationale: RFC 2833 (and its update RFC 4733) specifies a method for
transmitting DTMF digits, telephony tones, and telephony signals as RTP payloads.
This allows reliable DTMF delivery even when audio codecs might distort the
tones. Other methods include in-band audio and SIP INFO .
Question 4
3
Notes and Self-Assessment
CCIE Collaboration & Training Exam: 200+ Practice Questions & Study Guide
=== START OF EXAM ===
CCIE COLLABORATION & TRAINING EXAM
200+ Practice Questions with Verified Answers & Detailed Rationales
Core Exam 350-801 CLCOR | CCIE Collaboration v3.1 Practical Exam | 2026
Updated Standards
EXAM OVERVIEW
The CCIE Collaboration certification consists of two exams:
1. 350-801 CLCOR – Core written exam covering infrastructure, call control, QoS,
and applications
2. CCIE Collaboration v3.1 – 8-hour hands-on practical exam covering SIP, dial
plans, media, edge services, and Webex Calling
1
,SECTION 1: SIP PROTOCOL & SIGNALING (Questions 1-30)
Question 1
Which SIP response code indicates that the called party's device is ringing?
A) 100 Trying
B) 180 Ringing
C) 200 OK
D) 486 Busy Here
Answer: B
Rationale: The 180 Ringing provisional response is sent from the called party's
device to the caller to indicate that the destination phone is alerting. 100 Trying
indicates the request has been received. 200 OK confirms a successful session
establishment. 486 Busy Here indicates the called party is busy .
Question 2
In SDP (Session Description Protocol), the "c=" line specifies which of the
following?
A) Codec capabilities
B) Connection address (IP) for media
2
, C) Call identifier
D) Encryption method
Answer: B
Rationale: The "c=" (connection) line in SDP defines the IP address where the
media stream (RTP) will be sent or received. The "m=" line specifies the media
type and port, and the "a=" lines provide additional attributes like codec details .
Question 3
RFC 2833 defines which method for transmitting DTMF tones?
A) In-band audio
B) Out-of-band DTMF via RTP payload
C) SIP INFO messages
D) KPML (Key Pad Markup Language)
Answer: B
Rationale: RFC 2833 (and its update RFC 4733) specifies a method for
transmitting DTMF digits, telephony tones, and telephony signals as RTP payloads.
This allows reliable DTMF delivery even when audio codecs might distort the
tones. Other methods include in-band audio and SIP INFO .
Question 4
3
