Cisco 400-051 Exam : CCIE Collaboration Written

  • Exam Code: 400-051
  • Exam Name: CCIE Collaboration Written
  • Updated: May 29, 2026
  • Q & A: 660 Questions and Answers

Already choose to buy: "PDF"

Total Price: $59.99  

About Cisco 400-051 Exam Questions

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.

With the acceleration of globalization in recent years, many industries have enjoyed the unprecedented boom in the course of their development, especially for this industry. It is known to us, the Cisco certification has been one of the most important certification in this industry. Therefore, entering into this field becomes everyone's dream, especially getting the 400-051 certification. Nevertheless, it is not very easy to find a job in this field as you have imagined. Why? The reason is that there are a large amount of fierce competitions in this line. Many employers want to find the most capable and talented person when recruiting someone for a position. How to increase your ability and get the preference from your boss? The answer is to participate in the CCIE 400-051 actual examination and gain the certificate which is highly valued by the international organizations. In order to help you pass 400-051 actual exam quickly, our company will offer the top service, comprehensive and well-designed 400-051 free practice dumps for you. So don't hesitate to join us, we can bring you a promising future.

Free Download real 400-051 actual tests

Unbelievable benefits for you to use 400-051 actual pass dumps

We are confident enough that if your use Cisco 400-051 exam dumps, you can successfully pass the exam, which is definitely beneficial to your future job-hunting. As we all know, holding the 400-051 certificate means success in the field. If you pass the exam and get a certificate, you are most likely to be recruited by some big companies and be highly valued by your boss. Therefore, you have more opportunities and possibilities to get high salary and prestigious position and at the same time you can enjoy comfortable working conditions, which are never imagined before. What's more, since 400-051 : CCIE Collaboration Written free practice dumps files we offered are so latest and well-planned and the materials almost cover all knowledge about the actual test. Therefore, you can have a deep understanding of 400-051 actual pdf training and at the same time, your professional knowledge and skills must be improved a lot, which will win unexpected admiration and praise from your colleagues in this industry.

After purchase, Instant Download: 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.)

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)

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)

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

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

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

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)

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)

Cisco 400-051 Exam Certification Details:

Exam Price$450 USD
Passing ScoreVariable (750-850 / 1000 Approx.)
Number of Questions90-110
Sample QuestionsCisco 400-051 Sample Questions
Exam Code400-051 CCIE C
Exam NameCCIE Collaboration Written Exam
Recommended TrainingStudy Material Exam Resources
Evolving Technologies Study Resources
Cisco Expert-Level Training for CCIE Collaboration
Exam RegistrationPEARSON VUE
Duration120 minutes

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

Updated 400-051 exam dumps for 100% pass

In order to make our customers have a full knowledge about 400-051 exam and make a systematic preparation for it, our experts are ready to have a check at the 400-051 valid study dumps every day to see whether they have been renewed. If so, our system will immediately send these CCIE 400-051 latest study torrent to our customers, which is done automatically. If you cannot receive our 400-051 free practice dumps which are updated at a regular time, it is more likely that your computer system regards our email as the junk mail. So don't worry too much, you just check your junk mail and then you may find the 400-051 actual pdf training which are useful to you. In addition, after receiving our goods, if you have any question about the renewal of the CCIE 400-051 actual questions & answers, you can directly contact our experts and they will do their best to deal with your problems and give the professional advice for your study.

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.

832 Customer ReviewsCustomers Feedback (* Some similar or old comments have been hidden.)

The 400-051 questions and answers are accurate and correct! I passed the exam with these 400-051 exam dumps. Thank you!

Odelette

Odelette     4 star  

I get 400-051 PDF, Jeff get 400-101, we both pass the examination casually. Yes, it is very helpful. I find a lot of valid questions. Oh ha best choose! will tell my friends to buy! Thanks again.

Earl

Earl     4.5 star  

Most of the questions are in the 400-051 dumps, but some answers are in correct.

Marian

Marian     5 star  

Studied the questions of 400-051 dump. All simulations were valid and on the exam. Understand the concepts of all the topics in the dump and you will pass for sure. You will save lots of time.

David

David     5 star  

Hi, i am interested in preparing for this 400-051 course and i love you gays for answering my questions so warmly and considerately! With your help and this valid 400-051 study braindump, i just finished my 400-051 exam! Yes, i passed it! Congratulations on my success!

Philip

Philip     4.5 star  

Passed! great 400-051 dump, only 2 questions out of the total not on dump.

Evan

Evan     5 star  

I recieve the 400-051 exam torrent as soon as i pay. It is so convinient. Besides, the questions of Cisco 400-051 are just what i am seeking.

Adelaide

Adelaide     5 star  

I cleared my 400-051 certification exam in the first attempt. All because of the latest exam dumps available at DumpsActual. Well explained pdf answers for the exam. Suggested to all candidates.

Harlan

Harlan     4.5 star  

Today i sit for my 400-051 exam and i have to tell you that i passed it for your wonderful exam braindumps. Thanks a lot!

Chapman

Chapman     5 star  

I'm so happy with this result.
I've never thought I could scored such high marks.

Chester

Chester     4.5 star  

I was little neverous before i took the exam, but when i bought the guiding materials on DumpsActual i feel less pressure. Good luck!

Winston

Winston     4.5 star  

All you need is download 400-051 exam questions and study them good enough, you easily will pass exam! Trust me because I have already passed it!

Nick

Nick     4.5 star  

The 400-051 exam questions and answers are latest and correct! Without thinking much, i bought them and passed the exam with ease! Quick and Right choice!

Norton

Norton     4 star  

LEAVE A REPLY

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

QUALITY AND VALUE

DumpsActual 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.

EASY TO PASS

If you prepare for the exams using our DumpsActual 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.

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.

TRY BEFORE BUY

DumpsActual 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.