Specifications

To upgrade or downgrade from a non-EEOL release to a release more than three releases

before or after, first upgrade to the next EEOL release and then upgrade or downgrade

from that EEOL release to your target release.

For more information about EEOL releases and to review a list of EEOL releases, see

http://www.juniper.net/support/eol/junos.html .

For information on software installation and upgrade, see the Installation and Upgrade

Guide.

Documentation

New and Changed Features on page 6•

• Changes in Behavior and Syntax on page 8

• Known Behavior on page 11

• Known Issues on page 12

• Resolved Issues on page 13

• Documentation Updates on page 19

• Product Compatibility on page 20

Product Compatibility

•

Hardware Compatibility on page 20

Hardware Compatibility

To obtain information about the components that are supported on the devices, and

special compatibility guidelines with the release, see the Hardware Guide for the product.

To determine the features supported on EX Series switches in this release, use the Juniper

Networks Feature Explorer, a Web-based application that helps you to explore and

compare Junos OS feature information to find the right software release and hardware

platform for your network. Find Feature Explorer at:

http://pathfinder.juniper.net/feature-explorer/