2026年03月11日に更新された最新のリアル300-820問題集で300-820試験問題 [Q64-Q79]

新問題 64
Which media encryption mode can be configured on an Expressway zone?

新問題 65
A company decided to gradually move to the Cisco Webex Cloud from a Cisco on-premises solution. One step is to configure a Cisco Hybrid Services connector. Where must an engineer make this configuration?

新問題 66
Which dial plan component is configured in Expressway-C to route a call to the Cisco UCM?

新問題 67
Refer to the exhibit.

Which two outbound connections should an administrator configure on the internal firewall? (Choose two.)

新問題 68
Jabber cannot log in via Mobile and Remote Access. You inspect Expressway-C logs and see this error message:
XCP_JABBERD Detail=”Unable to connect to host ‘%IP%’, port 7400:(111) Connection refused” Which is the cause of this issue?

新問題 69
An engineer wants to configure a zone on the Expressway-E to receive communications from the Expressway-C in order to allow inbound and outbound calls.
How is the peer address configured on the Expressway-C when Expressway-E has only one NIC enabled and is using static NAT mode?

新問題 70
An engineer is configuring the Expressway cluster to allow Jabber clients that are outside the enterprise network to register, make calls, and send instant messages using the internal Cisco UCM. Which action must be taken before a secure UC traversal zone is added to the Expressway-C?

新問題 71
What is the default file extension for saving Cisco Expressway-C backups when using the Google Chrome browser?

新問題 72
Which step is taken when configuring a Cisco Expressway solution?

新問題 73
Refer to the exhibit. When a user tries to sign in to the Cisco Jabber client through Mobile and Remote Access, they receive this error message: “Cannot communicate with the server.” The external DNS server is configured with the SRV records listed in the exhibit.
What is the cause of the issue?

新問題 74
Which two considerations must be made when using Expressway media traversal? (Choose two.)

新問題 75
An Expressway Server has both network protocols (IPv4 and IPv6) enabled. Which two behaviors are correct? (Choose two.)

新問題 76
An organization wants to be able to call IP addresses and URI addresses. An engineer must configure Cisco Expressways to manage this request from the endpoints in the organization. How would the engineer configure the Expressways to allow these calls to be completed to external IP addresses?

新問題 77
Refer to the exhibit.

A new neighbor zone is added for a new Cisco Meeting Server, but the zone is showing a SIP status of failed from the time the zone it was created. What should be done to resolve this issue?

新問題 78
Refer to the exhibit. An ISDN gateway is registered to Expressway-C with a prefix of 9 and/or it has a neighbor zone specified that routes calls starting with a 9.

Which value should be entered into the “Source” field to prevent toll fraud regardless at origin of the call?

新問題 79
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?