During voice implementation， which two required items are configured at an access layer switch connected to an IP phone to provide VoIP communication？（）
Use active voice rather than passive voice in your personal statement.()
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Refertotheexhibit.TheLC&FSoftballLeagueisestablishingvoice-mailgroupstomoreefficientlysendmessagesforraindelaysandotherimportantmatters.IftheorganizationcheckstheIntegratedMessagingbox,membersofthisgroupwillbeallowedwhatIMAP-enabledprivilege?（）A.e-mailandvoice-mailmessageintegrationB.voice-mailandinstantmessageintegrationC.email，voice-mailandinstantmessageintegrationD.voice-mailmessagesmaybesentbyemailE.voice-mailmessagesmaybereceivedbyemail
You have a good voice.（）AThank youBNot at all CJust so soDMy voice isn't good
Which three statements are true about the data traffic characteristics of voice traffic？ （）A、latency must be kept below 150 msB、latency is not a concern as long as jitter is kept below 30 msC、voice packets do not require a specific type of queuingD、voice packets are rather smallE、voice packets require TCP for rapid retransmission of dropped packetsF、voice packets require a fairly constant bandwidth reserved for voice control traffic as well as forthe voice payload
Which two statements about voice VLANs are correct？（）A、Voice VLANs eliminate the need for QoS configurationB、Voice VLANs are used on trunk links to eliminate the need for QoS CoS markingsC、Voice VLANs are mainly used to reduce the number of access switch ports that are used in the networkD、Voice VLANs can be configured to forward existing CoS priorities or override themE、Voice VLANs are mainly used between access layer switches and distribution layer switchesF、Voice VLANs can be configured on Layer 2 ports only
You have a good voice.（）A、Thank youB、Not at all C、Just so soD、My voice isn't good
Which two statements are true about voice packets in a LAN？ （Choose two.） （）A、 Voice traffic data flow involves large volumes of large packets.B、 Because a packet loss involves a small amount of data， voice traffic is less affected by packet losses than traditional data traffic is.C、 Voice carrier stream utilizes Real-Time Transport Protocol （RTP） to carry the audio/media portion of VoIP communication.D、 Voice packets are very sensitive to delay and jitter.E、 Voice packets are encapsulated in TCP segments to allow for proper sequencing during delivery.
