A. supports multiple protocols
B. works only in a shared or loop environment
C. allows addressing for up to 4 million nodes
D. provides a high speed transport for SCSI payloads
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A. 79xx IP phones do not automatically mark voice packets with non-zero DSCP values.
B. 79xx IP phones do not mark protocol packets such as DHCP， DNS， or TFTP with non-zero DSCP values.
C. 79xx IP phones do not mark voice packets with optimal DSCP values.
D. 79xx IP phones use a custom protocol to communicate CDP information to the switch.
A. provide service internetworking
B. support transparency for Layer 2 frames
C. indicate destination as a connection identifier
D. map to the DLCI in service internetworking
A. Neither broadcast nor multicast traffic is ever flooded in VPLS.
B. Multicast traffic is flooded but broadcast traffic is not flooded in VPLS.
C. VPLS emulates an Ethernet switch， with each EMS being analogous to a VLAN.
D. Because U-PE devices act as IEEE 802.1 devices， the VPLS core must use STP.
E. When the provider experiences an outage， IP re-routing restores PW connectivity and MAC re-learning is needed.
A. bandwidth efficiency
B. cell-switching
C. congestion notification
D. heterogeneous network
A. OSPF
B. RIP
C. FSPF
D. VSANs
最新試題
What are two characteristics of OER？ （）
Which path selection protocol is used by Fibre Channel fabrics？（）
The Cisco NAC Appliance is able to check which three items before allowing network access？（）
What amount of cell overlap ensures smooth roaming for wireless endpoints？（）
At a certain customer’s site， a NAS is both physically and logically in the traffic path. The NAS identifies clients solely based on their MAC addresses. In which access mode has this NAS been configured to operate？（）
What are two characteristics of GSS？ （）
In a VoWLAN deployment， what is the recommended separation between cells with the same channel？（）
Refer to the exhibit. Which two of these are characteristics of a firewall running in transparent mode？（）
Which statement about Fibre Channel communications is correct？（）
One of your customers has deployed a Layer 3 gateway in the untrusted network. Which gateway mode is appropriate for this customer？（）