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Installing Software When a Firewall Exists
E-Series Routers
B-3
To install the software, perform the following tasks:
1 Obtain the required information for the installation.
2 For routers that are currently operating, divert network traffic to
another router.
3 Access the Privileged Exec CLI command mode.
4 Configure IP on an interface.
5 Mount the CD on the network host.
6 Configure access to the network host.
7 Enable the FTP server on the E-series router.
8 Identify the files to transfer.
9 Transfer the files to the user space on the E-series router.
10 Install the software release file to the system space on the E-series
router.
11 Save the current configuration.
12 Reboot 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.