Acme Packet Certification Certification Exams Boot camp & Braindump AP0-001 Question # 44 Topic 1 Discussion

Acme Packet Certification Certification Exams Boot camp & Braindump AP0-001 Question # 44 Topic 1 Discussion

AP0-001 Exam Topic 1 Question 44 Discussion:
Question #: 44
Topic #: 1

How does the Net-Net 4000 ensure that the pinholes are kept open for persistent communication to SIP endpoints behind a NAT device?


A.

By sending OPTIONS messages at a defined frequency


B.

By sending ARP requests at a defined frequency


C.

By changing the expires= parameter to a defined value in 200 OK responses to REGISTERs


D.

By changing the expires= parameter to a defined value in 200 OK responses to INVITEs


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