300-820 practice question 30 of 30

Employees at company A must call employees at company B in an extension range of [email protected]. Both companies have a Cisco collaboration infrastructure. All required zones are configured in Cisco Expressways at company A. What must be configured on the Expressway at company A to enable outbound B2B calls?

Full set: 207 questions
Answer options
A:

A. search rule with a regex pattern of [4]\d{3}@companyB\.com that targets the DNS zone
B:

B. search rule with a suffix pattern of *[email protected] that targets the neighbor zone
C:

C. call policy rule from the DNS zone to allow a destination pattern of 4[1-9]@companyB.com
D:

D. call policy rule from the neighbor zone to allow a destination pattern of 4[1-9]@companyB.com
Correct Answer:
<P>B</P>
Explanation

:

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