What is one of the reasons that custom QoS ACLs are recommended over automatic QoS when configuring ports on a Catalyst 6500 for use with IP phones?
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
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.
Correct Answer: B
Which two benefits are of protecting the control plane of a network device? (Choose two.)
A. protects against DoS attacks targeted at the network infrastructure
B. increases the reliability, security, and availability of the network
C. protects data flowing through devices
D. separates attack traffic from normal network traffic
Correct Answer: AB
EIGRP supports internal and external routes. Which router should be configured as EIGRP stub routers while deploying EIGRP on a network?
A. routers on the border of the EIGRP stub area
B. routers never used to transit traffic between their neighboring upstream routers
C. routers within the core of the network
D. routers that do not need to originate any type of route into the autonomous system
Correct Answer: B
At all sites provided in the following exhibit. OSPF is used as the PE-CE protocol Which path is preferred from CE1 to CE3?
Correct Answer: A
Fibre Channel, or FC, is a gigabit-speed network technology primarily used for storage networking. Fibre Channel is standardized in the T11 Technical Committee of the InterNational Committee for Information Technology Standards (INCITS), an American National
Standards Institute (ANSI) Caccredited standards committee. Which two of these correctly describe Fibre
Channel? (Choose two.)
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
Correct Answer: AD
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