What is a
multi-stage resolver?
Resolvers often work
in multiple stages
–Each
stage is a resolver
–The
“sum” of the stages is a resolver
–Simplest
example: familiar redirection
2. URLa
1. initiate
6. display
web
browser
server
a
User
two-stage
browser-directed
resolver
computation
4. URLb
server
b
5. page
(redirect)
3. URLb