lApplication mix
luser
traffic (voice, streaming media, interactive data, bulk data)
lsignaling
(time critical, non real-time)
lO&M
(time critical, non real-time)
lAll
of these are mapped to services of the transport layer.
lManagement tasks
lmonitoring
service quality
loptimal
provisioning of network resources
lconsistent
deployment of DiffServ configurations