A. ISL
B. VLAN Trunk
C. VoQ
D. Enhanced ISL
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A. RSVP itself provides bandwidth and delay guarantees.
B. For RSVP to be end-to-end， all devices must support RSVP.
C. RSVP reservations are maintained by a centralized reservations server.
D. An RSVP compatible QoS mechanism must be used to implement guarantees according to RSVP reservations.
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
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. nGenius Real-Time Monitor
B. CiscoView
C. Device Fault Manager
D. Internetwork Performance Monitor
A. Layer 2 mode
B. Layer 2 Edge mode
C. Layer 3 mode
D. Layer 3 In-Band mode
A. single site with centralized call processing
B. single site with distributed call processing
C. multisite with centralized call processing
D. multisite with distributed call processing
最新試題
Which two statements correctly describe a situation in which an Active/Standby Service Module design is being used？ （）
In which two locations in an enterprise network can an IPS sensor be placed？ （）
Which two of these correctly describe asymmetric routing and firewalls？ （）
Client traffic is being bridged through LAN interfaces on two WLCs. Which roaming option will keep them on the same IP subnet？（）
In a collapsed core design， which two benefits are provided by a second-generation Cisco MDS director？ （）
Which statement about data center access layer design modes is correct？（）
What are two characteristics of the SLB One-arm mode？ （）
Which three of the following descriptions are true about the firewall modes？ （）
What amount of cell overlap ensures smooth roaming for wireless endpoints？（）
Which two statements about Network Attached Storage are correct？（）