Which feature is enabled by Cisco Mobile and Remote Access?

• A.Clients such as Cisco Jabber can use call control on Cisco UCM.
• B.Cisco UCC Express clients can obtain VPN connectivity to Cisco UCC Enterprise.
• C.Internal SIP clients registered to Cisco UCM can call external companies.
• D.VPN connectivity can be established to Cisco UCM.

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Refer to the exhibit.

Refer to the exhibit. A collaboration engineer adds a redundant NTP server to an existing Cisco Collaboration solution On the Cisco UCM OS Administration page, the new NTP server shows as "Not Accessible" Which action resolves this issue?

• A.Delete and re-add the new NTP server via the Cisco UCM command-line interface
• B.Configure the "reach" value as "377" for the new NTP server.
• C.Start the NTP service on the new NTP server
• D.Restart NTPD on the Cisco UCM server.

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Which protocol is used between Cisco Jabber clients for instant messaging and presence?

• A.XMPP
• B.P2P
• C.SIP/SIMPLE
• D.Jabber

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When configuring Cisco UCM, which configuration enables phones to automatically reregister to a Cisco UCM publisher when the connection to the subscriber is lost?

• A.SRST
• B.Route Group
• C.Device Pool
• D.Cisco UCM Group

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What are two key features of the Expressway series? (Choose two.)

• A.B2B calls
• B.SIP header modification
• C.VPN connect toward the internal UC resources
• D.IP to PSTN call connectivity
• E.Device registration over the internet

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