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application layer (how create network app ? (applications on end systems…
application layer
how create network app ?
no need to write software for networkcore devices
network-core devices do not run user
applications
communicate over network
applications on end systems allows
rapid app development
propagation
run on end systems
Application architectures
client-server
server
always-on host
permanent IP address
data centers for scaling
clients
communicate with server
intermittently connected
dynamic IP addresses
do not communicate directly with
each other
(P2P)
noalways-on server
arbitrary end systems directly
communicate
peers request
self scalability
intermittently connected
complex management
