4
Anatomy of a Problem
Applications
Developer
System
Administrator
LAN
Administrator
Campus
Networking
Gigapop
Gigapop
Backbone
Campus
Networking
LAN
Administrator
System
Administrator
Applications
Developer
How do you solve
a problem along a path?
Hey, this is not
working right!
The computer
Is working OK
Talk to the other guys
Everything is
AOK
No other
complaints
The network is lightly
loaded
All the lights
are green
We don’t see
anything wrong
Looks fine
Others are
getting in ok
Not our problem