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Note: When upgrading from a previous installation of the JUNOS software to 8.4R1 or above on an MX-series router, the MAC addresses on the the dense port concentrator’s (DPCs) ethernet ports change. |
This chapter describes how to perform a standard or change category installation of the JUNOS software.
For information about JUNOS software media and packages, see Introduction to JUNOS Software. For information on the installation process, see Installation Overview
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Note: When upgrading from a previous installation of the JUNOS software to 8.4R1 or above on an MX-series router, the MAC addresses on the the dense port concentrator’s (DPCs) ethernet ports change. |
The change category installation is process is used to move from one version of the JUNOS software to another. For example, you can move from standard JUNOS on an M-series router to the export version of JUNOS. When performing a software category change, you need to take special precautions during the installation. These precautions eliminate the previous installation and prevent users from rolling back the server to these older installations.
This chapter discusses the following topics:
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