Appendix B Installing Junose Software; Overview - Juniper E Series Hardware Manual

Appendix B
Installing JUNOSe Software

Overview

Check the Release Notes for extra information about installing and
CAUTION:
upgrading the software.
The JUNOSe software resides on an NVS card located in the SRP module. We ship
every SRP module with an NVS card that contains a software release. We ship new
software releases on a CD. This appendix provides information on how to install a
new software release on an E-series router.
Topic
Overview
Installing Software When a Firewall Exists
Installing Software When a Firewall Does Not Exist
Copying Release Files from One E-series Router to Another
Upgrading Systems That Are Operating with Two SRP Modules
If the router contains only one SRP module, you should divert traffic to another
router before you install a new software release, because the router will be
unavailable during the installation process. Depending on whether a firewall
separates the E-series router from the network host, you can then complete the
appropriate software installation (see
Installing Software When a Firewall Does Not
two SRP modules, you can upgrade the software while the system is operating (see
Upgrading Systems That Are Operating with Two SRP Modules
When installing new JUNOSe software, you must mount the software CD on a
network host and transfer the release files to at least one E-series router in the
network. Depending on the network configuration, you can copy the release files
from either the network host or the first E-series router to the other E-series routers
in the network (see Copying Release Files from One E-series Router to
Installing Software When a Firewall Exists
Exist). However, if the router contains
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Overview

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