A.codec
B.link speed
C.Layer 2 encapsulation
D.packet overhead (IP/UDP/RTP)
E.link delay
F.total number of simultaneous calls that are allowed
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你可能感興趣的試題
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.
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
A.incoming interface
B.Layer 2 differentiated services code point (DSCP)
C.Layer 3 IP precedence
D.outgoing interface
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
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
A.Resource Reservation Protocol (RSVP)
B.IP precedence
C.traffic shaping
D.trust boundaries
E.DSCP
F.application
A.CiscoWorks Wireless LAN Solution Engine (WLSE)
B.CiscoWorks Wireless LAN Solution Engine (WLSE) Express
C.Cisco Wireless Control System (WCS)
D.Wireless Domain Services (WDS)
E.WLAN Controllers (WLC)
A.serialization delay
B.overrun
C.full buffers and queues
D.propagation delay
E.shaping delay
F.TCP header errors
A.Each subinterface has its own hardware queue and can experience congestion just like its main interface
B.Hardware queuing is only used if the software queues are experiencing congestion.
C.Hardware queues and software queues are not used concurrently.
D.The hardware queuing system always uses the FIFO queuing mechanism.
A.RTP multiplexing is used to keep multiple phone conversations separate
B.RTP provides end-to-end delivery services for voice traffic.
C.UDP is used to ensure a reliable transmission from sender to receiver.
D.RTP is used to provide resource reservation for the voice stream.
E.UDP provides multiplexing of multiple phone conversations.
最新試題
In a VoIP network, which type of interface would an analog fax machine connect to?()
When QoS levels in the Cisco Wireless Control System (WCS) are entered, which profile names are used to identify the access categories?()
Which set of classes correctly identifies the four traffic classes, from highest priority to lowest priority, specified in the 802.11e standard?()
The Cisco SDM will create a QoS policy that provides services to two types of traffic. Which two statements indicate the default QoS parameters that are created by SDM?()
When Cisco SDM is used to generate QoS policy, various QoS classes will be created and assigned a percentage of the interface bandwidth. Which three statements indicate the default bandwidth values that are assigned by SDM for outgoing traffic on a WAN interface? ()
What are the three models of quality of service (QoS) in a network?()
Which two characteristics are common between traffic policing and traffic shaping?()
Which two statements about the Wi-Fi Multimedia (WMM) standard are true?()
Which three user interfaces exist for the Cisco WLAN Controllers?()
Within the WMM policy, how many default QoS radio access categories are there?()