Select QoS strategies to meet customer requirements (DiffServ, IntServ)
5 practice questions under this official exam objective (300-420), each with the answer key, an option-by-option explanation and instant feedback.
Questions under this objective
5 total · page 1 of 1Hierarchical QoS Shaping to Protect Voice at a 50 Mbps CIR
This 300-420 design question tests how to keep customer egress traffic under a 50 Mbps CIR on a 1 Gbps hand-off without damaging voice. The answer is
Campus QoS Design: Scavenger Queue and Queuing Placement?
This campus QoS design question asks how to protect real-time traffic during congestion while containing virus/worm floods and excessive traffic. The
QoS Prioritization Strategy for Enterprise vs Guest Voice Traffic
Learn how to prioritize WebEx calls for employees while excluding guests in a Cisco enterprise network using GPO-based DSCP tagging instead of NBAR or
Which QoS Class Model Fits CS5 Broadcast?
This 300-420 QoS design question asks which Cisco QoS strategy model an ISP should deploy for a CS5-marked premium broadcast service while consuming t
Which QoS Model Fits 5G Backbone Marking Requirements
This 300-420 question asks which QoS model satisfies a 5G operator's marking plan of EF for conversational traffic, AF2 for streaming and AF3 for web