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2021 Feb gefest 300-075:
Q41. What component acts as a user agent for both ends of a SIP call while Cisco Unified SIP SRST is providing failover during a WAN outage?
A. B2BUA
B. SIP server
C. SIP proxy
D. SIP SRST router
E. SIP registrar
Answer: A
Q42. When an incoming PSTN call arrives at an MGCP gateway, how does the called number get normalized to an internal directory number in Cisco Unified Communications Manager?
A. Normalization is done by configuring the significant digits for inbound calls on the MGCP gateway.
B. Normalization is done using route patterns.
C. Normalization is done using the gateway incoming called party prefixes based on number type.
D. Normalization is done using the gateway incoming calling party prefixes based on number type.
E. Normalization is achieved by local route group that is assigned to the MGCP gateway.
Answer: A
Q43. During device failover to the secondary Cisco Unified Communications Manager server, how does the phone recognize that the primary server is back?
A. The secondary server keeps sending keepalive message to the primary server and when it succeeds, it unregisters the phones to force them to register to the primary.
B. When the primary server goes online, it sends out an "ALIVE" message via broadcast so that the phones re-register.
C. The phones never re-register with the primary server until the active (secondary) one goes down.
D. The phone sends keepalive messages to the primary server frequently and when it succeeds, the phone re-registers with it.
Answer: D
Q44. Cisco Unified border element is configured to support RSVP-based CAC. When is the RSVP path and reservation message sent and received?
A. Immediately after the call setup message is received and the reservation message is received after H.245 capabilities negotiation is completed.
B. The path and reservation messages are sent and received after the H.245 capabilities negotiation is completed.
C. The path and reservation messages are sent and received immediately after the call setup message is received.
D. The path is setup once the global command call rsvp-sync is configured.
Answer: C
Q45. When considering Extension Mobility, what happens if a user logs into a phone for which the user does not have a user device profile?
A. The phone reboots with an error.
B. If a default device profile for this phone has been configured, it is loaded.
C. The user cannot log in.
D. Another user device profile is loaded.
Answer: B
Latest cisco 300-075 exam:
Q46. Which three options are supplementary services that are affected by MTP? (Choose three.)
A. Call Hold
B. Call Transfer
C. Call Park
D. Call Pickup
E. Speed Dial
F. Call Back
Answer: A,B,C
Q47. Which option configures call preservation for H.323-based SRST mode?
A. voice service voip h323 call preserve
B. call preservation not possible with H.323
C. call-manager-fallback preserve-call
D. dial-peer voice 1 voip call preserve
Answer: A
Q48. Which device is needed to integrate H.320 into the Cisco video solution?
A. video gateway
B. MGCP gateway
C. H.323 gatekeeper
D. MCU
Answer: C
Explanation:
Incorrect Answer: A, B, D As with H.323 MCUs, H.320 gateways are provisioned in Cisco Unified CallManager as H.323 gateways, and then route patterns are configured to extend calls to these devices.
Link: http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/srnd/4x/42video.html#wp1046523
Q49. Which three devices support the SAF Call Control Discovery protocol? (Choose three.)
A. Cisco Unified Border Element
B. Cisco Unity Connection
C. Cisco IOS Gatekeeper
D. Cisco Catalyst Switch
E. Cisco IOS Gateway
F. Cisco Unified Communications Manager
Answer: A,E,F
Q50. A voice-mail product that supports only the G.711 codec is installed in headquarters.
Which action allows branch Cisco IP phones to function with voice mail while using only the G.729 codec over the WAN link to headquarters?
A. Configure Cisco Unified Communications Manager regions.
B. Configure transcoding within Cisco Unified Communications Manager.
C. Configure transcoding resources in Cisco IOS and assign to the MRGL of Cisco IP phones.
D. Configure transcoder resources in the branch Cisco IP phones.
Answer: C