S-72.423 Telecommunication Systems
Some topics from course contents
Telecommunication networks
have
much in common
Course contents: Networking subtopics
Integrated Services
Digital Network (ISDN)
UMTS and Differentiated Services
Public Land Mobile Networks (PLMN)
Practical networks usually melt OSI
Each OSI-layer has its standardized services
Example: PSTN Network operator in two towns
Telecommunications
service requirements
from the physical level: QoS
Different services require different rates
Burstiness: video, voice, data
Speech and data communications
Public switched telephone network (PSTN)
Integrated Services Data Network (ISDN)
TCP/IP: Transmission
Control Protocol
Internet Protocol: a distributed triumph