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Free Cisco 300-820 Practice Exam with Questions & Answers | Set: 7

Questions 61

Between which two DTMF relay methods does the Expressway support interworking? (Choose two.)

Options:
A.

unsolicited notify

B.

RFC 2833

C.

KPML

D.

passthrough

E.

H.245 user input indication

Cisco 300-820 Premium Access
Questions 62

Which two internal SIP endpoints behind a firewall place calls to external devices? (Choose two.)

Options:
A.

An Expressway-C communicates with the internal endpoint and forwards the media to and from an Expressway-E.

B.

A Cisco Endpoint is configured with a publicly routable static NAT SIP address to advertise instead of is private IP address.

C.

An Expressway-C communicates directly with the remote party using the ICE protocol

D.

An Expressway-E is used as a VPN server to allow remote SIP edge servers to connect calls

E.

An Expressway-C rewrites the SIP SDP to advertise its own IP address to the external party.

Exam Code: 300-820
Certification Provider: Cisco
Exam Name: Implementing Cisco Collaboration Cloud and Edge Solutions (300-820 CLCEI)
Last Update: Oct 30, 2025
Questions: 207

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