Understanding Software Installation on EX Series Switches
Understanding System Snapshot on EX Series Switches
Junos OS Package Names
EX Series Switch Software Features Overview
Understanding Software Infrastructure and Processes
Understanding Software Licenses for the EX Series Switch
Downloading Software Packages from Juniper Networks
Installing Software on an EX Series Switch with a Single Routing Engine (CLI Procedure)
Installing Software on an EX8200 Switch with Redundant Routing Engines (CLI Procedure)
Installing Software on EX Series Switches (J-Web Procedure)
Rebooting or Halting the EX Series Switch (J-Web Procedure)
Registering the EX Series Switch with the J-Web Interface
Booting an EX Series Switch Using a Software Package Stored on a USB Flash Drive
Creating a Snapshot and Using It to Boot an EX Series Switch
Upgrading Software Using Automatic Software Download on EX Series Switches
Managing Licenses for the EX Series Switch (CLI Procedure)
Managing Licenses for the EX Series Switch (J-Web Procedure)
auto-image-upgrade
Verifying That Automatic Software Download Is Working Correctly
Verifying That a System Snapshot Was Created on an EX Series Switch
License Key Components for the EX Series Switch
Monitoring Licenses for the EX Series Switch
request system license add
request system license delete
request system license save
request system reboot
request system reboot (EX Series switches only)
request system snapshot
request system software add
request system software delete
request system software rollback
request system software validate
show system autoinstallation status
show system boot-messages
show system license
show system snapshot
Troubleshooting Software Installation
http://kb.juniper.net/