Cisco 400-051 Q&A - in .pdf

  • 400-051 pdf
  • Exam Code: 400-051
  • Exam Name: CCIE Collaboration Written
  • Updated: Sep 11, 2026
  • Q & A: 660 Questions and Answers
  • Convenient, easy to study.
    Printable Cisco 400-051 PDF Format. It is an electronic file format regardless of the operating system platform.
    100% Money Back Guarantee.
  • PDF Price: $59.98

Cisco 400-051 Value Pack
(Valid Dumps Torrent)

  • Exam Code: 400-051
  • Exam Name: CCIE Collaboration Written
  • 400-051 Online Test Engine
    Online Test Engine supports Windows / Mac / Android / iOS, etc., because it is the software based on WEB browser.
  • If you purchase Cisco 400-051 Value Pack, you will also own the free online test engine.
  • Updated: Sep 11, 2026
  • Q & A: 660 Questions and Answers
  • PDF Version + PC Test Engine + Online Test Engine
  • Value Pack Total: $119.96  $79.98
  • Save 50%

Cisco 400-051 Q&A - Testing Engine

  • 400-051 Testing Engine
  • Exam Code: 400-051
  • Exam Name: CCIE Collaboration Written
  • Updated: Sep 11, 2026
  • Q & A: 660 Questions and Answers
  • Uses the World Class 400-051 Testing Engine.
    Free updates for one year.
    Real 400-051 exam questions with answers.
    Install on multiple computers for self-paced, at-your-convenience training.
  • Software Price: $59.98
  • Testing Engine

100% guarantee money back

We ensure you clear exam with our 400-051 free dumps with less time and effort. But we promise you full refund if you failed exam with our 400-051 exam dumps. What you need to do is sending your score report to us, we will full refund after confirmation.

Instant Download 400-051 Exam Braindumps: Upon successful payment, Our systems will automatically send the product you have purchased to your mailbox by email. (If not received within 12 hours, please contact us. Note: don't forget to check your spam.)

Our 400-051 exam dumps will include those topics:

  • Cisco Collaboration Infrastructure 10%
  • Evolving Technologies 10%
  • Cisco IOS UC Applications and Features 16%
  • Cisco Unified Contact Center Express 4%
  • Quality of Service and Security in Cisco Collaboration Solutions 12%
  • Telephony Standards and Protocols 12%
  • Cisco Unity Connection 8%
  • Cisco Unified IM and Presence 6%
  • Cisco Unified Communications Manager 22%

For more info visit: Cisco 400-051 Exam Reference

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)

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

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

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

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)

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

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)

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

One-year free update

Please try downloading the free 400-051 dumps demo before purchase. You will be allowed to free update your 400-051 pdf torrent one-year after made payment. And we will send you the latest version immediately once we have any updating about 400-051 exam answers. You just need to check your mailbox.

100% accurate exam answers

Our 400-051 exam answers are tested and approved by our authoritative experts based on the certification center. Moreover, out colleagues constantly check the updating of 400-051 examsboost dumps to keep the accuracy of our questions. And the current certification exam about 400-051 exams test always is updated by our website, so the learning materials you obtained are up-to-date and valid for clear exam.

400-051 - CCIE Collaboration Written

The 400-051 exam is part of the new CCIE Collaboration Written certification. This exam measures your ability and skills related to bridge the core technology expertise with knowledge of the evolving technologies that are being adopted at an accelerated pace, such as cloud, IoT, and network programmability.

The CCIE Collaboration Written exam validates an engineer's ability to deploy collaboration systems and services that increase user productivity, improve the customer experience and provide a seamless user experience.

The Cisco Collaboration Written Exam 400-051 exam dumps validates that candidates have the skills to plan, design, implement, operate, and troubleshoot enterprise collaboration and communication networks.

The perfect Cisco 400-051 exam dumps from our website are aimed at making well preparation for your certification exam and get high passing score. Our 400-051 pdf torrent contains latest exam questions and current learning materials, which simulate the real exam to ensure you clear exam with 400-051 exam answers. Our CCIE vce dumps are written by our authoritative experts to cover the maximum knowledge points of 400-051 exams test. Most people prefer to practice questions with our test engine because you can assess your performance in our 400-051 free dumps and mark your mistakes. Free downloading dumps demo available before purchase and one-year free update of 400-051 pdf torrent will be allowed after payment.

Free Download 400-051 Dumps Torrent

Dedicated efforts have been made by our authoritative experts to write the up-to-date Cisco dumps demo for real exam. With the help of 100% accurate 400-051 exam answers, our candidates definitely clear exam with great marks. Our study guide cover the IT knowledge and key points about the 400-051 exams test, so you can find everything you want to overcome the difficulty of 400-051 examsboost dumps. Moreover, our colleagues constantly check the update of our questions to follow up the current certification information about 400-051 exam answers. So the study materials you practice are latest and valid that ensures you get passing score in the real 400-051 exams test.

It is good thing that you have decided to put efforts to keep your knowledge updated by our CCIE Collaboration Written free dumps. Getting certification requires much time and energy for the preparation of 400-051 vce dumps that is usually hard due to the busy schedule for most candidates. That's the reason that we created latest 400-051 pdf torrent and pass guide for our customers. You just need to spend some of your spare time to practice 400-051 exam dumps and remember the exam answers before real exam. Right preparation materials will boost your confidence to solve the difficult of exam questions in 400-051 exams test, our materials did it.

No help, Full refund!

No help, Full refund!

DumpsTorrent confidently stands behind all its offerings by giving Unconditional "No help, Full refund" Guarantee. Since the time our operations started we have never seen people report failure in the exam after using our 400-051 exam braindumps. With this feedback we can assure you of the benefits that you will get from our 400-051 exam question and answer and the high probability of clearing the 400-051 exam.

We still understand the effort, time, and money you will invest in preparing for your Cisco certification 400-051 exam, which makes failure in the exam really painful and disappointing. Although we cannot reduce your pain and disappointment but we can certainly share with you the financial loss.

This means that if due to any reason you are not able to pass the 400-051 actual exam even after using our product, we will reimburse the full amount you spent on our products. you just need to mail us your score report along with your account information to address listed below within 7 days after your unqualified certificate came out.

What Clients Say About Us

400-051 practice test helped me to pass the exam, almost 90% valid 400-051 exam material. These 400-051 dumps is perfect for me.

Paddy Paddy       4 star  

400-051 Nothing Beats DumpsTorrent
Got a brilliant success in 400-051 certification exam!

Mike Mike       5 star  

Passed my 400-051 exam today with 93% marks. DumpsTorrent gives brilliant sample exams for preparation. Satisfied with the content.

Joshua Joshua       4 star  

Thanks so much!
I prepared 400-051 exam with your practice questions, and passed the test with a perfect score.

Maxwell Maxwell       5 star  

I came across the best preparatory guide for the certified 400-051 exam at DumpsTorrent. Very updated content. Passed my exam today with 91% marks. Highly recommended.

Debby Debby       4.5 star  

The certification for 400-051 has made a big difference in my life. Thanks, DumpsTorrent, for making it happen to me.

Octavia Octavia       5 star  

I only spend one day to prepare 400-051 test and I passed. The study guide is really suitable for people who is busy. It is really worthy it.

Len Len       5 star  

Your 400-051 exam braindumps helped me get the 400-051 certification without difficulty. Thank you,DumpsTorrent!

Frederica Frederica       4.5 star  

Dears, this 400-051 exam guide is valid. I appeared for the exam today and passed it out of my expection for i studied only one day and the time was limit for me. Thanks a million!

Marina Marina       5 star  

Very helpful for me! Not more aimless for 400-051 exam. I am satisfied that I bought it, it is cheap and valid, the latest version. I passed the 400-051 exam today.

Kimberley Kimberley       4 star  

All the 400-051 questions and answer are correct this time.

Wade Wade       5 star  

DumpsTorrent provides a good high level exam study guide. I took the exam and passed with flying colors! Would recommend it to anyone that are planning on the 400-051 exam.

Maxine Maxine       5 star  

Very Good and Helpful site! 400-051 Test Engine works great, i passed the 400-051 exam smoothly. Thanks!

Mortimer Mortimer       4 star  

Your answers can help me score about 97%.

Brian Brian       5 star  

Thanks so much for your 400-051 practice questions.

Quennel Quennel       5 star  

It's the great help of DumpsTorrent that made it possible for me to obtain excellent passing marks in 400-051 certification exam. The unique and made me pass

Dylan Dylan       4.5 star  

Passed 400-051 exam! That's really so great news for me.

Abel Abel       5 star  

LEAVE A REPLY

Your email address will not be published. Required fields are marked *

Contact US:

Support: Contact now 

Free Demo Download

Over 36795+ Satisfied Customers

Why Choose DumpsTorrent

Quality and Value

DumpsTorrent 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 DumpsTorrent 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

DumpsTorrent 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 Clients

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