單項(xiàng)選擇題Which statement describes the distributed call control model in VoIP networks?()

A.The gateway voice-capable device is configured to support call control directly performing call setup, call maintenance, and call teardown
B.The gateway voice-capable device has a local call routing table configured through a routing protocol.
C.The gateway voice-capable device relies on a call agent to support call control.
D.The gateway voice-capable device relies on a gatekeeper to support call setup, call maintenance, and call teardown.


您可能感興趣的試卷

你可能感興趣的試題

1.多項(xiàng)選擇題Which two pairings match the application with the correct Cos value?()

A.CoS 0 = Best-Effort Data
B.CoS 1 = Best-Effort Data
C.CoS 3 = High Priority
D.CoS 4 = High Priority Data
E.CoS 5 = Voice Bearer
F.CoS 7 = Voice Bearer

2.多項(xiàng)選擇題Which two options can be used as traffic descriptors when classifying and marking traffic? ()

A.incoming interface
B.Layer 2 differentiated services code point (DSCP)
C.Layer 3 IP precedence
D.outgoing interface

3.單項(xiàng)選擇題

What will the H.323 gateways do when they receive a call request?()

 

A.forward an admission request to the local gatekeeper
B.forward an admission request to the remote gatekeeper
C.send a location request to the remote gateway
D.send a location request to the remote gatekeeper

4.多項(xiàng)選擇題Which two statements about the implementation of WLAN QoS are true?()

A.The 802.11e standard is the IEEE 802.11 OoS WLAN standard.
B.The Wi-Fi Multimedia (WMM) standard decreases the eight priority levels to four access categories.
C.The Wi-Fi Multimedia (WMM) standard is a Wi-Fi Alliance standard that increases the four priority levels to eight access categories.
D.The Wi-Fi Multimedia (WMM) standard is an IEEE standard that increases the four priority levels to eight access categories.
E.Wireless 802.11 deploys Distributed Coordination Function (DCF), carrier sense multiple access with collision detection (CSMA/CD), interframe spacing, and random wait timers to avoid collisions.
F.Wireless OoS designs and implementations commonly use Layer 3 differentiated services code point (DSCP) or Layer 2 802.1 p to ensure priority

5.多項(xiàng)選擇題What are three traffic descriptors that are used by the classification process to categorize packets that require special OoS handling?()

A.Resource Reservation Protocol (RSVP)
B.IP precedence
C.traffic shaping
D.trust boundaries
E.DSCP
F.application

最新試題

Which of the items stated is typically the most expensive method of improving QoS across WAN links?()

題型:?jiǎn)雾?xiàng)選擇題

SDM creates a low latency queuing (LLQ) service policy with its associated classes. What are the two types of low latency queuing available using the SDM QoS wizard?()

題型:多項(xiàng)選擇題

Which three user interfaces exist for the Cisco WLAN Controllers?()

題型:多項(xiàng)選擇題

For delay sensitive traffic, what are the three best ways that are used to prevent packet loss? ()

題型:多項(xiàng)選擇題

End-to-end QoS is maintained in the Cisco WLAN deployment model by utilizing what parameter in lieu of 802.1p?()

題型:?jiǎn)雾?xiàng)選擇題

When QoS levels in the Cisco Wireless Control System (WCS) are entered, which profile names are used to identify the access categories?()

題型:?jiǎn)雾?xiàng)選擇題

What are two reasons to implement H·323 gatekeepers?()

題型:多項(xiàng)選擇題

Within the WMM policy, how many default QoS radio access categories are there?()

題型:?jiǎn)雾?xiàng)選擇題

What is the term that is used to describe the process of converting a signal from digital to analog?()

題型:?jiǎn)雾?xiàng)選擇題

Which two VoIP capabilities are utilized when the CallManager and the gateway are configured for Survivable Remote Site Telephony?()

題型:多項(xiàng)選擇題