300-820 practice questions 31–40

1. Question 31 · 177 in bank

   

   Refer to the exhibit. In an environment SIP devices are registered to CUCM and H.323 devices to VCS. What would be required to enable these calls to setup correctly?

   • ACreate a presearch transform.
   • BChange the domain of SIP endpoint A to cisco.com.
   • CDisable SIP in the external zone.
   • DChange the interworking mode to On.

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   Answer: D

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2. Question 32 · 177 in bank

   

   Refer to the exhibit. When configuring a search rule that routes calls to a zone, what occurs when 13358 is dialed?

   • A13358 is replaced by 135, and then is sent to the local zone.
   • B13358 is replaced by 135 and remains in the same zone.
   • C13358 is replaced by 135, and then is sent to the traversal zone.
   • D13358 is sent directly to the traversal zone.

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   Answer: C

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3. Question 33 · 177 in bank

   Select 2

   Which two licenses are required for the B2B feature to work? (Choose two.)

   • ATraversal Server
   • BTURN Relays
   • CRich Media Sessions
   • DAdvanced Networking
   • EDevice Provisioning

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   Answer: AC

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4. Question 34 · 177 in bank

   An Expressway-E is configured using a single NIC with NAT. How must the Expressway-C traversal client zone be configured to connect to the Expressway-E?

   • ATLS verify must be enabled.
   • BThe zone profile must be set to default.
   • CThe peer address must be the Expressway-E NAT address.
   • DThe peer address must be the Expressway-E LAN 1 IP address.

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   Answer: C

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5. Question 35 · 177 in bank

   

   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?

   • ATraversal Zone
   • BAny
   • CNeighbor Zone
   • DAll

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   Answer: D

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6. Question 36 · 177 in bank

   

   Refer to the exhibit. An Expressway-C and Expressway-E are configured for B2B calling and the Expressway-E zone is set to TLS Verify Currently, calls do not reach the Expressway-C. The Traversal Client zone on the Expressway-C for B2B reports the information in the exhibit for the Peer 1 address. Which action resolves this error?

   • AConfigure the Expressway-C Traversal Client zone Peer 1 address with the fully qualified domain name of the Expressway-E.
   • BConfigure the Expressway-C Traversal Client zone transport protocol with TCP.
   • CAdd a server certificate to the Expressway-C that is signed by a certificate authority.
   • DAdd an intermediate certificate to the Expressway-C that is signed by a certificate authority.

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   Answer: D

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7. Question 37 · 177 in bank

   

   Refer to the exhibit. Which inbound connection should an administrator configure on the outside firewall?

   • AMedia: UDP 36000 to 36011
   • BXMPP: TCP 5222
   • CSIP: TCP 5061
   • DHTTPS (tunneled over SSH between C and E): TCP 2222

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   Answer: C

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8. Question 38 · 177 in bank

   How does an administrator configure an Expressway to make sure an external caller cannot reach a specific internal address?

   • Ablock the call with a call policy rule in the Expressway-E
   • Badd the specific URI in the firewall section of the Expressway and block it
   • Cconfigure FAC for the destination alias on the Expressway
   • Dadd a search rule route all calls to the Cisco UCM

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   Answer: C

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9. Question 39 · 177 in bank

   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?

   • AExpressway-E DHCP
   • BCisco UCM FQDN
   • CCisco UCM DHCP
   • DExpressway-E FQDN

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   Answer: D

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10. Question 40 · 177 in bank

    Select 2

    

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

    • AXMPP: TCP 7400
    • BSIP: TCP 7001
    • CSIP TCP 5061
    • DMedia: UDP 36012 to 59999
    • EHTTPS: TCP 8443

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    Answer: AB

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300-820 practice, question 31. 177 questions available.