Recovering The Application Partition; Overview; Using The Recover Command - Cisco 4215 - Intrusion Detection Sys Sensor Configuration Manual

Chapter 17 Upgrading, Downgrading, and Installing System Images

Recovering the Application Partition

This section explains how to recover the application partition, and contains the following topics:
•
•

Overview

You can recover the application partition image for the appliance if it becomes unusable. Some network
configuration information is retained when you use this method, which lets you have network access
after the recovery is performed.
Use the recover application-partition command to boot to the recovery partition, which automatically
recovers the application partition on your appliance.
If you have upgraded your recovery partition to the most recent version before you recover the
Note
application partition image, you can install the most up-to-date software image. For the procedure for
upgrading the recovery partition to the most recent version, see
page
Because you can execute the recover application-partition command through a Telnet or SSH
connection, we recommend using this command to recover sensors that are installed at remote locations.
If the appliance supports it, you can also use the recovery/upgrade CD to reinstall both the recovery and
Note
application partitions. For the procedure, see
When you reconnect to the sensor after recovery, you must log in with the default username and
Note
password

Using the Recover Command

To recover the application partition image, follow these steps:
Download the recovery partition image file (IPS-K9-r-1.1-a-5.0-2.pkg) to the tftp root directory of a
Step 1
TFTP server that is accessible from your sensor.
For the procedure for locating software on Cisco.com, see
Note
Log in to the CLI using an account with administrator privileges.
Step 2
Enter configuration mode:
Step 3
sensor# configure terminal
78-16527-01
Overview, page 17-9
Using the Recover Command, page 17-9
17-4.
.
cisco
Make sure you can access the TFTP server location from the network connected to your sensor's
Ethernet port.
Cisco Intrusion Prevention System Sensor CLI Configuration Guide for IPS 5.0
Recovering the Application Partition
Upgrading the Recovery Partition,
Using the Recovery/Upgrade CD, page
Obtaining Cisco IPS Software, page
17-18.
18-1.
17-9