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Questions › Category: 300-820
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Refer to the exhibit. An engineer is trying to connect to a Cisco ESA using SSH and has been unsuccessful. Upon further inspection, the engineer notices that there is a loss of connectivity to the neighboring switch. Which connection method should be used to determine the configuration issue?
Anonymous commented 55 years ago • 
43 views0 answers0 votes
An engineer is deploying Mobile and Remote Access to allow external Cisco Jabber users to sign into a Cisco UCM cluster via Cisco Expressways. The users will sign-in in the format username@cisco.com . Contact photos for Jabber are hosted on a webserver with the FQDN of phonebook cisco.com. Which configuration must be completed to allow external Jabber users to see contact photos?
Anonymous commented 55 years ago • 
45 views0 answers0 votes
Refer to the exhibit. Which inbound connection should an administrator configure on the outside firewall?
Anonymous commented 55 years ago • 
42 views0 answers0 votes
When an Expressway-E is configured for static NAT, which Session Description Protocol attribute is modified to reflect the NAT address?
Admin asked 9 months ago • 
26 views0 answers0 votes
What is the purpose of a transform in the Expressway server?
Admin asked 9 months ago • 
30 views0 answers0 votes
Cisco Collaboration endpoints are exchanging encrypted signaling messages. What is one major complication in implementing NAT ALG for voice and video devices?
Admin asked 9 months ago • 
20 views0 answers0 votes
A company is installing Cisco Collaboration infrastructure and one of the requirements is that they must be able to communicate with many external parties that are using H.323 and SIP. Internally they want to register the endpoints only on SIP. Which functionality would describe the feature that needs to be enabled and where to achieve this?
Admin asked 9 months ago • 
18 views0 answers0 votes
Which media encryption mode can be configured on an Expressway zone?
Admin asked 9 months ago • 
23 views0 answers0 votes
Refer to the exhibit. Which two numbers match the regular expression? (Choose two.)
Admin asked 9 months ago • 
23 views0 answers0 votes
A company has enabled ICE to optimize call flows and improve video quality between their Cisco Collaboration endpoints internally and externally. For which reason would you see activity on the TURN server when a call is established between two external endpoints?
Admin asked 9 months ago • 
14 views0 answers0 votes
Which entry in the public (external) DNS is valid to configure DNS SRV records for a Cisco Mobile and Remote Access solution?
Admin asked 9 months ago • 
22 views0 answers0 votes
Refer to the exhibit. Mobile and remote access is being added to an existing B2B deployment and is failing. When the administrator looks at the alarms on the Expressway-C, the snippets are shown. Which configuration action should the administrator take to fix this issue?
Admin asked 9 months ago • 
29 views0 answers0 votes
Which dial plan component is configured in Expressway-C to route a call to the Cisco UCM?
Admin asked 9 months ago • 
21 views0 answers0 votes
Between which two DTMF relay methods does the Expressway support interworking? (Choose two.)
Admin asked 9 months ago • 
20 views0 answers0 votes
Which connection does the traversal zone configuration define?
Admin asked 9 months ago • 
22 views0 answers0 votes
Which two types of information does Cisco Expressway back up? (Choose two.)
Admin asked 9 months ago • 
21 views0 answers0 votes
Refer to the exhibit. An engineer is deploying mobile and remote access in an environment that already had functioning Business to Business calling. Mobile and remote access SIP registrations are failing. To troubleshoot, SIP logs were collected. How is this issue resolved?
Admin asked 9 months ago • 
18 views0 answers0 votes
Which service is available in a cloud-based deployment using Cisco Webex Messenger?
Admin asked 9 months ago • 
24 views0 answers0 votes
Refer to the exhibit. When configuring a search rule that routes calls to a zone, what occurs when 13358 is dialed?
Admin asked 9 months ago • 
21 views0 answers0 votes
Which role does Call Policy play when preventing toll fraud on Expressways?
Admin asked 9 months ago • 
23 views0 answers0 votes
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