Juniper Networks E-Series manual System will be unavailable during the installation process

Installing Software When a Firewall Exists E-Series Routers

B-3

To install the software, perform the following tasks:

1Obtain the required information for the installation.

2For routers that are currently operating, divert network traffic to another router.

3Access the Privileged Exec CLI command mode.

4Configure IP on an interface.

5Mount the CD on the network host.

6Configure access to the network host.

7Enable the FTP server on the E-series router.

8Identify the files to transfer.

9Transfer the files to the user space on the E-series router.

10Install the software release file to the system space on the E-series router.

11Save the current configuration.

12Reboot the system.

Task 1: Obtain the Required Information

Before you install the software, obtain the following information:

•The password (if one is configured) that allows you to access Privileged Exec mode on the E-series router

•The IP address of the network host

•The IP address of the E-series router

•The IP address of the next hop to reach the destination network (for example, a gateway)

•The login name and password for the vty line

•The procedure for mounting a CD on the network host

Task 2: Divert Network Traffic to Another Router

The system will be unavailable during the installation process.