CISCO certification preparation

300-820 Practice Questions

Practice exam-style questions, check your answers, and review explanations and source references where they are available.

Exam
300-820
Provider
CISCO
Full set
207 questions
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Here you can try our 300-820 exam questions in our online practice test for absolutely free. We make these free 300-820 sample questions available to everyone right here on this page, complete with detailed answer explanations. These 300-820 practice questions will undoubtedly assist you in preparing for the actual exam. Optionally, you can get our premium files for extra help, alongside the huge number of exam questions we include in our 300-820 question bank.

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Which complication does a NAT introduce in SDP for a SIP call?
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What is a benefit of Cisco Webex Messenger Cloud deployment?
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A MRA deployment is being configured where one of the requirements is for registered Jabber users to pull directory photos from an internal server. What should be configured on the Expressway-C so that MRA registered clients reach this server?
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When determining why Mobile and Remote Access to Cisco TelePresence equipment does not work anymore for an organization. There are several administrators and configuration changes could have happened without anyone knowing. Internal communication seems to be working, but no external system can register or call anywhere. Gathering symptoms, you also discover that no internal systems can call out either. What is TraversalZone missing that causes this issue?
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Which describes what could done on the Expressway-E to successfully route calls from Expressway-C on the internal network to the Internet?
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Which type of interface is required when the Cisco Expressway-E is located in a DMZ between two separate firewalls on separate network segments?
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A video device registered with Cisco UCM failed to make an outbound B2B call. From Expressway-C diagnostic logs, an engineer found that the destination pattern is “[email protected]:5061”, and the call was dropped with a 404 response code from Expressway-C. The search rule intended for this call-in Expressway-C is configured for Alias Pattern Match, Pattern type “Suffix,” and Pattern “example.com”. How must the configuration be changed to allow the call?
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Which dial plan settings can be used to set up different regulations according to the protocol (SIP or H.323) or the source of the query?

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Which entry in the public (external) DNS is valid to configure DNS SRV records for a Cisco Mobile and Remote Access solution?
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What allows endpoints behind a NAT to discover the paths through which they will pass media?
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