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E
Installing ERX System
Software
Caution: Check the Release Notes for extra information about installing and
upgrading the software.
This appendix provides information on how to install new software on the
Juniper Networks ERX systems.
Overview
When installing new ERX software, you must mount the software CD on
a network host and transfer the release files to at least one ERX system in
the network. Depending on the network configuration, you can copy the
release files from either the network host or the first ERX system to the
other ERX systems in the network.
Identifying the Software Release File
The ERX system software CD contains two software releases: one for the
ERX-1440 system and one for all other ERX systems. Both releases are in
the software directory, which is identified by the release number. For
Topic Page
Overview E-1
Installing Software When a Firewall Exists E-2
Installing Software When a Firewall Does Not Exist E-7
Copying Release Files from One ERX System to Another E-14
Upgrading Systems That Are Operating with Two SRP Modules E-15