Cisco CCIE Collaboration Written : 400-051

  • Exam Code: 400-051
  • Exam Name: CCIE Collaboration Written
  • Updated: Jun 02, 2026     Q & A: 660 Questions and Answers

PDF Version Demo

PC Test Engine

Online Test Engine
(PDF) Price: $59.99 

About Prep4sures Cisco 400-051 Exam

Dear everyone, do you still find the valid study material for 400-051 certification? Maybe, you have been confused by various website and CCIE Collaboration Written prep study material. How to distinguish it is valid or not is a difficult thing. Now, we will recommend our CCIE Collaboration Written easy download preparation to all of you. Our 400-051 sure pdf prep is designed specially to all of the IT candidates and to ensure the optimum performance. Additionally, our CCIE Collaboration Written vce prep torrent are compiled and verified to guarantee you to learn the exact information which will in your actual test. So, with the CCIE 400-051 valid free torrent, you will not waste precious studying time filling your head with useless information. You will pass your real test at your first attempt with our CCIE Collaboration Written latest prep dumps.

Free Download 400-051 prep4sure review

Self-Assessment & interactive experience - CCIE Collaboration Written online test engine

You can simply trust our products to help you ride smoothly through your CCIE actual exams. Our CCIE Collaboration Written online test engine can give you special practice experience for your preparation. You can customize your exam based on your objectives. When you choose our CCIE Collaboration Written online test engine, the modern and user friendly interface will give you surprise and motivate your enthusiasm for the 400-051 study preparation. Besides, you can do seft-assessment after each time of practice test. You will get a test score after completing the CCIE Collaboration Written prep practice. The contents of 400-051 online test engine are compiled by our professional expert team and each questions from it is selected and verified according to strict standards, which can ensure you pass at first attempt and get high scores.

Cisco 400-051 Exam Topics:

SectionWeight
Written
WeightLabObjectives
Protocols and APIs12%12%

1 Capture, analyze, and troubleshoot IP collaboration signaling protocols
a)SIP
b)H.323
c)MGCP
d)SCCP

2 Implement and troubleshoot SDP and media negotiation
a)Offer/Answer model
b)Early offer, delayed offer, early media
c)Payload type interworking

3 Analyze and troubleshoot SIP identity headers
a)Name
b)Number
c)URI
d)Privacy

4 Capture, analyze, and troubleshoot media protocols
a)RTP/RTCP, sRTP/sRTCP
b)Binary Floor Control Protocol (BFCP)
c)ActiveControl (iX)
d)T.38

5 Design, implement, and troubleshoot DTMF relay
a)In-band vs out-of-band
b)RFC 2833
c)Key Pad Markup Language (KPML)
d)Unsolicited NOTIFY
e)Interworking

6 Capture, analyze, and troubleshoot messaging protocols
a)XMPP
b)SIP/SIMPLE

7 Capture, analyze, and troubleshoot legacy telephony protocols
a)Analog (FXS, FXO, loop-start, ground-start)
b)Q.931

8 Utilize and troubleshoot the following APIs
a)Cisco Meeting Server API
b)Unified CM Administrative XML (AXL) API
c)Spark API
d)Tropo API

9 Describe the functionality of the following APIs
a)Cisco Unity Connection Provisioning Interface (CUPI)
b)Java Telephony Application Programming Interface (JTAPI)
c)Extension Mobility API (EMAPI)
d)UC Gateway Services API (GSAPI)
e)Unified Routing Rules XML Interface (CURRI)

Media Resources, Meetings, and Call Recording12%12%

1 Design, implement, and troubleshoot media resources
a)Transcoding and transrating
b)MTP

2 Implement and troubleshoot rendezvous conferencing
a)Unified CM Conference Now
b)Cisco Meeting Server Spaces

3 Implement and troubleshoot ad-hoc conferencing
a)Cisco IOS-XE conferencing
b)Cisco Meeting Server
c)Cloud

4 Implement and troubleshoot scheduled meetings
a)On-premise
b)Hybrid
c)Cloud

5 Implement and troubleshoot CallBridge and WebBridge on Cisco Meeting Server
a)Internal user access
b)External user access

6 Implement and troubleshoot high availability on Cisco Meeting Server

7 Design, implement, and troubleshoot audio and video call recording architectures
a)Open Recording Architecture (ORA)
b)SIP-based Media Recording (SIPREC)
c)Network-Based Recording (gateway preferred)
d)Built-in bridge
e)Cisco Meeting Server

Collaboration Applications10%13%

1 Implement and troubleshoot on premise IM&P servers and clients

2 Implement and troubleshoot presence
a)Busy Lamp Field (BLF)
b)Soft client
c)Cloud

3 Integrate IM&P server with external database to enable Persistent Chat and Group Chat

4 Implement and troubleshoot voicemail integration
a)Cisco Unity Connection
b)Virtual Cisco Unity Express (vCUE)

5 Implement and troubleshoot voicemail features
a)Call and directory handlers
b)Voicemail access from soft clients
c)Video greetings and messaging

6 Implement and troubleshoot voicemail dial plan
a)Partitions and search spaces
b)Routing rules

7 Implement and troubleshoot voicemail digital networking

8 Design, implement, and troubleshoot Cisco Unified Contact Center Express (UCCX)
a)Integration
b)Scripting

9 Implement and troubleshoot Contact Center agent desktop (Finesse)

Evolving Technologies v1.110%N/A

1 Cloud
a)Compare and contrast public, private, hybrid, and multicloud design considerations
a)[i] Infrastructure, platform, and software as a service (XaaS)
a)[ii] Performance, scalability, and high availability
a)[iii] Security implications, compliance, and policy
a)[iv] Workload migration
b)Describe cloud infrastructure and operations
a)[i] Compute virtualization (containers and virtual machines)
b)[ii] Connectivity (virtual switches, SD-WAN and SD-Access)
b)[iii] Virtualization functions (NFVi, VNF, and L4/L6)
b)[iv] Automation and orchestration tools (CloudCenter, Cisco DNA-center, and Kubernetes)

2 Network programmability (SDN)
a)Describe architectural and operational considerations for a programmable network
a)[i] Data models and structures (YANG, JSON and XML)
a)[ii] Controller based network design (policy driven configuration and northbound/ southbound APIs)
a)[iii] Configuration management tools (agent and agentless) and version control systems (Git and SVN)
a) [iv] Device programmability (gRPC, NETCONF and RESTCONF)

3 Internet of things (IoT)
a)Describe architectural framework and deployment considerations for IoT
a)[i] IoT technology stack (IoT Network Hierarchy, data acquisition and flow)
a)[ii] IoT standards and protocols (characteristics within IT and OT environment)
a)[iii] IoT security (network segmentation, device profiling, and secure remote)

Endpoints, User Management, and Mobility10%10%

1 Implement and troubleshoot hardware and software endpoint registration in a multi-cluster environment
a)On-premise (local or proxy TFTP)
b)Mobile and Remote Access (Service Discovery)
c)Cloud

2 Implement and troubleshoot mixed mode and Security By Default (SBD) on Unified CM
a)Certificate Trust List (CTL) and Identity Trust List (ITL)
b)Token and token-less
c)Trust Verification Service (TVS)

3 Implement collaboration endpoints and infrastructure using IPv6

4 Implement and troubleshoot endpoint features
a)Proximity
b)Directory integration and search
c)Product specific configurations
d)Multistream

5 Integrate and troubleshoot LDAP synchronization and authentication
a)On-premise
b)Cloud

6 Integrate and troubleshoot Single-Sign-On (SSO)

7 Implement and troubleshoot self-provisioning

8 Implement and troubleshoot mobility features
a)Mobile Connect (Single Number Reach)
b)Device Mobility
c)Mobile Identity
d)Extend and Connect

9 Implement and troubleshoot Extension Mobility Cross Cluster (EMCC)
a)Emergency dialing considerations
b)Certificate exchange

Call Control and Dial plan20%24%

1 Design and analyze global dial plans
a)Localization and globalization
b)Numbering schemes
c)Dialing habits
d)Interdigit timeouts
e)Calling privileges
f)Number presentation

2 Design, implement, and troubleshoot fundamental dial plan features on Unified CM
a)Partitions and calling search spaces
b)Translation and transformation patterns
c)Urgent priority
d)Path selection
e)AAR

3 Design, implement, and troubleshoot advanced dial plan features on Unified CM
a)Global dial plan replication
b)Local route groups

4 Design, implement, and troubleshoot URI and domain-based routing

5 Implement and troubleshoot Unified CM telephony features
a)Call Pickup
b)Barge/privacy
c)Native call queuing
d)Intercom
e)Music on hold (unicast and multicast)

6 Design, implement, and troubleshoot audio and video codec selection

7 Implement and troubleshoot SIP trunking
a)SIP profiles
b)SIP trunk security profiles
c)Resiliency
d)Mid-call signaling

8 Implement and troubleshoot UDS in a multi-cluster environment
a)Service discovery
b)User search
c)LDAP proxy

9 Verify and troubleshoot Unified CM database replication

10 Design, implement, and troubleshoot dial plans on Cisco IOS-XE
a)Inbound and outbound dial-peers
b)Voice translation rules and profiles
c)Dial-peer provisioning policy
d)Destination server groups
e)Destination dial-peer groups
f)E.164 pattern maps
g)URI-based dialing
h)VRF-aware call routing

11 Implement and troubleshoot SIP call control for Unified CME
a)Extension Assigner
b)Secondary CME support
c)Video support
d)Telephony features

12 Implement and troubleshoot SIP-SRST and E-SRST

13 Design, implement, and troubleshoot dial plans on Expressway Series
a)Transforms
b)Search rules
c)Zones
d)Subzones

14 Implement and troubleshoot Cisco Spark Services
a)Extending cloud services using on premise resources
b)Cloud service management

Edge Services16%18%

1 Implement and troubleshoot ISDN PRI gateways

2 Implement and troubleshoot SIP trunks in a multi-tenant environment
a)Authentication
b)Multi-VRF SIP trunks

3 Implement and troubleshoot SIP normalization and SDP normalization
a)Normalization and transparency scripts (Lua)
b)Cisco IOS-XE SIP profiles

4 Implement and troubleshoot encrypted signaling and media on trunks

5 Implement and troubleshoot stateful box-to-box redundancy on CUBE (Cisco IOS-XE)

6 Implement and troubleshoot network and application level security on Cisco IOS-XE
a)IP Trust List
b)Call spike protection
c)Media policing
d)Call thresholds
e)RTP port ranges
f)Telephony denial of service attacks

7 Design, analyze, and troubleshoot firewall traversal in a Collaboration solution
a)Port numbers and transport
b)NAT
c)Proxy servers
d)Deep Packet Inspection considerations
e)Trusted Relay Point
f)Interactive Connectivity Establishment (ICE)

8 Implement and troubleshoot Expressway Series traversal communications
a)Traversal zone
b)SSH tunnels

9 Implement and troubleshoot Mobile and Remote Access (MRA)

10 Implement and troubleshoot network and application level security on Expressway Series
a)Toll fraud prevention (CPL)
b)Zone and subzone authentication
c)Automated intrusion protection
d)Mutual TLS

11 Implement and troubleshoot call routing for Spark hybrid services and Business-to-Business (B2B) calling

12 Implement and troubleshoot Spark hybrid service connectors and containers

13 Implement and troubleshoot third-party interoperability and federation
a)Voice and video calling
b)IM&P

Infrastructure and Quality of Services10%11%

1 Implement and troubleshoot network services
a)DHCP
b)NTP
c)DNS
d)CDP/LLDP

2 Troubleshoot layer 2 and layer 3 network connectivity issues

3 Identify key implications of running collaboration in a wireless environment
a)802.11k, 802.11v, 802.11r
b)QoS

4 Design, implement, and troubleshoot Quality of Service for Collaboration applications and endpoints on LAN/WAN/WLAN (Cisco IOS-XE and AireOS)
a)Identification
b)Classification and marking
c)Queuing and scheduling
d)Congestion management

5 Troubleshoot voice and video quality issues
a)Packet loss, jitter, and latency
b)Endpoint call quality metrics
c)One-way or no-way media

6 Collect and analyze packet captures on Cisco Collaboration platforms

7 Design, implement, and troubleshoot Enhanced Locations Call Admission Control (ELCAC)

8 Design, implement, and troubleshoot Call Admission Control on CUBE

9 Describe APIC-EM integration with Cisco Collaboration solutions

10 Design, implement, and troubleshoot Collaboration applications in a virtualized environment
a)Virtual machine templates
b)Hypervisors
c)Resource utilization (CPU, memory, storage, network)

Reference: http://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/ccie-collaboration.html

High level topics covered by our practice test

This Web Simulator is for Cisco network administrators that are ready to start building Network infrastructure and would like to take the 400-051 certification exam. Using the Web Simulator will provide you with training in IoT, cloud and Cisco network.

Free update for one year & Full refund policy

Our goal is to help you pass, so the CCIE Collaboration Written prep study material you get is the best study training material which edited and made by our professional experts with lots efforts. When you buy our 400-051 sure pdf prep, we can ensure it is the latest and best valid study material for your preparation. You do not worry it is update just after your purchase, because we provide one year free update after you complete the purchase of CCIE Collaboration Written latest prep dumps. Our system will send the latest Cisco 400-051 easy download preparation to your payment email as soon as the dump is updated. You can check your email for the update or check the version No. on our product page. If the version number is increased, the CCIE Collaboration Written prep study material is updated. So when you have more access to our latest exam study material rather than the less update time from other vendors.

In addition, we will provide a full refund in case of failure. Although we promise our CCIE Collaboration Written latest prep dumps will successfully help you 100% pass, there are many uncertain factors which will affect your CCIE actual test, so we provide the refund policy to ensure your benefits. You just need to show us your screenshot of failure CCIE Collaboration Written certification. Besides, our policy is based on open communication and trust with our customers. We are more than just an exam dump provider, we are your guides to a passing score, and we are always here to help you.

Instant Download: Our system will send you the 400-051 braindumps files you purchase in mailbox in a minute after payment. (If not received within 12 hours, please contact us. Note: don't forget to check your spam.)

What Clients Say About Us

Just take up the 400-051 practice exam. I passed today with the help of it. I am so happy now. Thank you so much!

Hunter Hunter       4 star  

Great work!
Wow!! I am so lucky to find your site.

Jacob Jacob       4 star  

Don’t doubt download or not !! I also did doubted, but passed the exam today using this 400-051 exam questions. There were maybe 3 different questions but in general they are valid. Recommend it to you!

Eartha Eartha       4 star  

Wonderful 400-051 dumps. So happy, it is great

Merle Merle       5 star  

Thank you so much team Prep4sures for developing the exam questions and answers file . Passed my 400-051 certification exam in the first attempt. Exam answers file is highly recommended by me.

James James       4 star  

Awesome work team Prep4sures. I passed my 400-051 exam in the first attempt. Big thanks to the pdf exam guide. I got 97% marks.

Kristin Kristin       5 star  

First buy, first use, and then pass 400-051. How lucky I am.

Sandra Sandra       4.5 star  

Good dump. Most is from the dump. Only 4 questions is out. I candidated examination last week. I believe I will pass. Pretty easy.

Jamie Jamie       5 star  

Passed with 95% this morning using only Prep4sures 400-051 Dump. Dump 100% valid in South Africa had 3 new questions.

Woodrow Woodrow       4 star  

Guys, that's amazing! 400-051 practice test is the best online materials, will help you take it easy while taking part in the real test. I passed with a good score.

Marcus Marcus       4.5 star  

Quite satisfied with the pdf dumps files by Prep4sures. Those who are hesitating that either they will be helpful or not, absolutely yes. I passed my 400-051 certification exam yesterday studying from them.

Peter Peter       5 star  

I couldn’t believe it when i received a notification that i had passed my 400-051 exam. Thanks for you wonderful 400-051 training guide!

Myrna Myrna       4 star  

I passed my 400-051 certification with this dump last month. 400-051 dump contains a good set of questions. It proved to be a helpful resource for clearing the 400-051 exam.

Tracy Tracy       5 star  

Thanks a lot for the dumps. I just received my certificate for 400-051 exam after passing my exam well.

Ruth Ruth       5 star  

Most questions of 400-051 dumps are same to the actual test. 400-051 dumps are worth buying.

Meredith Meredith       5 star  

400-051 practice braindump is very helpful and accurate for me to pass the exam. Thanks so much!

Simona Simona       4 star  

It is cool 400-051 practice test, i passed my 400-051 exam yesterday! It is all own to your help!

Humphrey Humphrey       4.5 star  

Why Choose Us

QUALITY AND VALUE

Prep4sures Practice Exams are written to the highest standards of technical accuracy, using only certified subject matter experts and published authors for development - no all study materials.

TESTED AND APPROVED

We are committed to the process of vendor and third party approvals. We believe professionals and executives alike deserve the confidence of quality coverage these authorizations provide.

EASY TO PASS

If you prepare for the exams using our Prep4sures testing engine, It is easy to succeed for all certifications in the first attempt. You don't have to deal with all dumps or any free torrent / rapidshare all stuff.

TRY BEFORE BUY

Prep4sures offers free demo of each product. You can check out the interface, question quality and usability of our practice exams before you decide to buy.

Our Client

charter
comcast
marriot
vodafone
bofa
timewarner
amazon
centurylink
xfinity
earthlink
verizon
vodafone