Configure your switch to trust DSCP QoS from the Cisco IP phones.
Ensure your switch does not trust QoS from the OEM IP phone.
You have a requirement to connect a PC that will be used in your office reception in the future. You have not been told the speed requirements or which VLAN this should be assigned to. You have been told that the PC will connect to port 0/15 on your 3550 and that a policy will be required to ensure that an IP precedence of critical is assigned to web traffic to an intranet server on 172.16.0.9; configure your switch appropriately.
Configure your voice to be of IP precedence flash value.
