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Note: When you upgrade from a previous installation of the JUNOS software to Release 8.4R1 or later on an MX-series router, the MAC addresses on 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. For information on the installation process, see Installation Overview
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Note: When you upgrade from a previous installation of the JUNOS software to Release 8.4R1 or later on an MX-series router, the MAC addresses on 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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