// microsoft · ms-720

microsoft

// microsoft teams voice engineer

MS-720

Built for telephony engineers and Teams admins targeting Microsoft Teams Voice Engineer certification. Master PSTN connectivity, SBCs, and Teams Phone to pass MS-720 with confidence.

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PDF US$10.00Sub US$10/mopass 700 (scaled)

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sample · 1 of 81Shuffle

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8 votes · last validated recently

You are planning a Microsoft Teams Phone deployment that will use Direct Routing.
You need to allow traffic from Microsoft 365 to a Session Border Controller (SBC).
Which IP address ranges should you allow through the firewall?

8.8.8.8/32 and 4.4.2.2/32

52.112.0.0/14 and 52.120.0.0/14

100%

132.245.0.0/16 and 40.104.0.0/15

10.10.0.0/24 and 10.11.0.0/24

04 · coverage

Exam domains

Plan and configure Teams Phone28%

0 q

Manage Teams Phone22%

0 q

Configure and manage Teams Phone with Direct Routing28%

0 q

Configure and manage Teams Phone with Operator Connect and Teams Phone Mobile17%

0 q

Configure and manage Teams Phone with Microsoft Calling Plans5%

0 q

Uncategorized100%

81 q

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Microsoft Teams Voice Engineer MS.

Built for telephony engineers and Teams admins targeting Microsoft Teams Voice Engineer certification. Master PSTN connectivity, SBCs, and Teams Phone to pass MS-720 with confidence.

// OFFICIAL EXAM LOGISTICS

source · microsoft

// PASSING SCORE

750 / 1000· scaled

minimum to pass

75%of scale

// DURATION

120min

// EXAM FEE

165usd

// ITEM TYPES

multiple choice

multiple response

case study

drag and drop

// questions

108in bank

// pass rate

92%self-reported

// last update

7h agoago

// add cadence · 12w

// downloadable pdf bank

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108 questions

// what's inside

108 exam-style questions with verified answers
Every question tagged by domain (5 domains covered)
A detailed explanation / rationale for every question

// sample · 1 of 81

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#0b1d8f9d-c861-427b-9da2-c030ee8454d0D1 · Hybridhard

↑ +47· 6 comments· seen 1,284×

8.8.8.8/32 and 4.4.2.2/32

52.112.0.0/14 and 52.120.0.0/14

100%

132.245.0.0/16 and 40.104.0.0/15

10.10.0.0/24 and 10.11.0.0/24

Community converges on B. Official key confirms.

8 votes · last validated recently

// explanation

BFD with a 300 ms interval × multiplier 3 = 900 ms detection, well under one second. Combined with a redundant Direct Connect at a different DX location, BGP withdrawal handles the cutover cleanly. Tightening BGP timers alone causes flap during normal jitter; switching VIF types is not a failover mechanism.

contributed by

@netdiver· revised by @cloud_chris

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// coverage · 6 domains

What this bank tests.

microsoft exam blueprint

Plan and configure Teams Phone0 q

28%

Manage Teams Phone0 q

22%

Configure and manage Teams Phone with Direct Routing0 q

28%

Configure and manage Teams Phone with Operator Connect and Teams Phone Mobile0 q

17%

Configure and manage Teams Phone with Microsoft Calling Plans0 q

—

Uncategorized81 q

100%

// composition

By format & difficulty.

81 total

// by format

72%

28%

single · 58multi · 23

// contributors · 0 engineers

Built by people who took the exam.

Every question is contributed by someone who recently sat MS-720, then reviewed by an SME before landing in the bank. These are the most prolific contributors.

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Questions from the community

Top-voted approved contributions for this exam, reviewed before landing in the bank.

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Can I practice for free?

Free practice questions are available without payment; anyone can start practicing at no cost.

What do subscribers get?

Subscribers unlock the full practice question bank for each certification exam.

How much can I see without a subscription?

Approximately 1/2 of the question bank is accessible without a subscription.

What is the passing score?

The official passing mark for this exam is 700 (scaled).

How long is the certification valid?

The certification is valid for 1 year.

What experience is recommended?

Candidates should have hands-on experience planning, deploying, configuring, maintaining, and troubleshooting Microsoft Teams Phone, including PSTN connectivity. Microsoft expects familiarity with telephony concepts, PowerShell, the Teams admin center, and at least one PSTN option such as Direct Routing, Operator Connect, or Calling Plans.

// related

MS-720

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Microsoft Teams Voice Engineer MS.

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What this bank tests.

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Built by people who took the exam.

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