试题详情
- 单项选择题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 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.
关注下方微信公众号，在线模考后查看
热门试题
- Which content networ
- In a VoW
- What amount
- When a router has to
- What is the term for
- Which routing protoc
- In which tunnel-less
- Which of these recom
- Whichtwopracticeswil
- What will̳
- As an ex
- To securely
- SCSI interfaces prov
- What are
- Which two̳
- Which of these is a
- Which of
- What are two charact
- Which two statements
- Which two̳