Junos Documentation.

JNCIA Study Guide can be downloaded from:

http://www.juniper.net/training/certification/JNCIA_studyguide.pdf

Juniper Technical Documentation can be found at:

http://www.juniper.net/techpubs/

Mapping of basic Junos commands to IOS commands

https://www.juniper.net/customers/csc/documentation/techdocs/downloads/pdf/350023.pdf