Exam Name: Avaya OneCloud™ UCaaS Design Certified Exam
Certification Provider: Avaya
Corresponding Certification: Avaya-Certification
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Updated: Oct 23, 2026
No. of Questions: 61 Questions & Answers with Testing Engine
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- Total Questions: 61
- Updated on: Oct 23, 2026
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- Total Questions: 61
- Updated on: Oct 23, 2026
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- Total Questions: 61
- Updated on: Oct 23, 2026
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Avaya 31861X Exam Overview:
| Certification Vendor: | Avaya |
|---|---|
| Exam Name: | Avaya OneCloud™ UCaaS Design Certified Exam |
| Exam Number: | 31861X |
| Exam Format: | Multiple Choice |
| Real Exam Qty: | 60 |
| Exam Duration: | 90 minutes |
| Passing Score: | 68% |
| Related Certifications: | Avaya Certified Design Specialist (ACDS) Avaya OneCloud UCaaS Implementation Certification |
| Available Languages: | English |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Delivered at Pearson VUE testing centers or online via Avaya's authorized exam delivery partners. |
| Pre Condition: | Candidates should have networking and unified communications experience; formal Avaya design or implementation training recommended. |
| Official Syllabus URL: | https://www.avaya-learning.com/ |
Avaya 31861X Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Network and QoS Design | - WAN and LAN Requirements
|
| Topic 2: Avaya OneCloud UCaaS Solution Design | - Core UCaaS Architecture
|
| Topic 3: Security and Integration | - Secure Deployment
|
| Topic 4: Avaya Aura Platform Integration | - Platform Components
|
| Topic 5: Sizing and Licensing Considerations | - Capacity Planning
|
Avaya 31861X Exam: Questions, Answered
Yes — TestKingFree offers a free demo of the Avaya OneCloud™ UCaaS Design Certified questions so you can evaluate the quality first. After purchase, 365 days of free updates are included; when the year ends, extend the update service at a 50% discount from your member zone.
The 31861X exam is Avaya's official certification test — pass it and the Avaya-Certification credential is yours, a certification at the Professional level. It is considered a hot exam because employers consistently treat its certificate as proof of job-ready skill. Within the same track it relates to Avaya Certified Design Specialist (ACDS), Avaya OneCloud UCaaS Implementation Certification, which adds to its appeal.
The Avaya OneCloud™ UCaaS Design Certified exam gives you 90 minutes for 60 questions. That time budget rewards decisiveness — confident answers, quick flags, no lingering. Rehearse the rhythm in the TestKingFree test engine with full timed sessions until the real 31861X exam feels like one more practice run.
The Avaya OneCloud™ UCaaS Design Certified syllabus covers 5 areas, led by Security and Integration, Sizing and Licensing Considerations, Network and QoS Design. Study the heavy domains first; the full outline sits in the section above this page.
Candidates should have networking and unified communications experience; formal Avaya design or implementation training recommended. These rules come from Avaya and evolve over time, so verify them on the official exam page: https://www.avaya-learning.com/ before registering for the Avaya OneCloud™ UCaaS Design Certified exam.
Delivery first: your 31861X product is emailed within one minute of payment — if nothing arrives within 2 hours, check spam and contact support for an immediate resend. On failure, the guarantee works in two ways. Refund: sit the corresponding 31861X exam within 60 days of purchase, submit a scanned enrollment slip and the official Score Report PDF within 2 days after the exam, and the refund completes within 7 days — covering only the corresponding exam, excluding attempts within 3 days of purchase, never-taken exams, free materials, and expired orders, with the candidate name matching the payer name. Exchange: if you prefer, we will exchange your product for two free exam products of equal value, and your original purchase keeps its update service. Give it a thought — with terms this clear, you have a straightforward decision.
Avaya OneCloud™ UCaaS Design Certified Sample Questions:
You are recommending the WAN link requirement per branch for a multi-location customer. The customer estimates the branch Inter-office communication use rate over the WAN to be one trunk per 20 branch users, and there are 460 users at each branch. You assume that after all header compressions have been applied, there is a 30% protocol overhead, and the G.729 codec being used provides 7.2 kbps.
How much bandwidth is needed for voice traffic on the WAN link for each branch?
- A. 215.3 Kbps
- B. 187.2 Kbps
- C. 165.6 Kbps
- D. 115.9 Kbps
Correct Answer: D 🗳️
One of the requirements of a proposal you are working on, is the ability to query an Active Directory database for contact Information from the customer's Avaya 96XX SIP Phones.
To support this functionality, which component must be included in your solution?
- A. System Manager
- B. Avaya Aura Devices Services
- C. Communication Manager
- D. A DHCP server
Correct Answer: A 🗳️
A customer has a main location and several remote locations with Avaya Aura Survivable Remotes.
How many components can an Avaya IX IP Phone J169 SIP endpoint register to simultaneously?
- A. Five Core Session Managers or Branch Session Managers
- B. Two Core Session Managers and a Communication Manager Survivable Core
- C. Three Core Session Managers and a Branch Session Manager
- D. Two Core Session Managers and a Branch Session Manager
Correct Answer: D 🗳️
You are adding a remote location to a Communication Manager(CM) 6.2 customer with a duplex system, and G650 media gateways at the core. You want to use H.248 gateway(s). The location will have 30 IP sets, 30 analog sets, and 40 DCP sets. You know that the base G430 gateway includes 32 Touch Tone Receivers (TTRs), and the G450 gateway includes 64 TTRs.
To support all of the sets going off-hook at the same time, how many TTRs will be required, and which hardware would be required to provide the TTRs?
- A. 100 TTRs using one G450 and twoTTR expansion modules
- B. 30 TTRs using one G430 or one G450
- C. 70TTRs using two G450s
- D. 70TTRs using one G430 and threeTTR expansion modules
Correct Answer: D 🗳️
While working on a proposal that includes Avaya IX messaging you are comparing required features and licensing.
Which Avaya IX Messaging feature requires an additional license?
- A. Text to Speech (TTS)
- B. Sync with Office 365 & Google emails
- C. Additional non-Avaya PBX integrations
- D. Single sign on (SSO)
Correct Answer: A 🗳️
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