Cisco Cisco IPS 4255 Sensor

Release Notes for Cisco Intrusion Prevention System 6.1(3)E3

OL-20114-01

Before Upgrading to Cisco IPS 6.1(3)E3

Caution

Copying a configuration file from another sensor may result in errors if the sensing interfaces and virtual
sensors are not configured the same.

Backing Up the Current Configuration to a Remote Server

To back up your current configuration to a remote server, follow these steps:

Step 1

Step 2

Back up the current configuration to the remote server.

sensor# copy current-config scp://user@192.0.2.0//configuration/cfg current-config

Password: ********

Warning: Copying over the current configuration may leave the box in an unstable state.

Would you like to copy current-config to backup-config before proceeding? [yes]:

Step 3

Enter

yes

to copy the current configuration to a backup configuration.

cfg 100% |************************************************| 36124 00:00

Restoring the Current Configuration From a Backup File

To restore your current configuration from a backup file, follow these steps:

Step 1

Step 2

Back up the current configuration to the remote server.

sensor# copy scp://user@192.0.2.0//configuration/cfg current-config

Password: ********

Warning: Copying over the current configuration may leave the box in an unstable state.

Would you like to copy current-config to backup-config before proceeding? [yes]:

Step 3

Enter

yes

to copy the current configuration to a backup configuration.

cfg 100% |************************************************| 36124 00:00

Warning: Replacing existing network-settings may leave the box in an unstable state.

Would you like to replace existing network settings

(host-ipaddress/netmask/gateway/access-list) on sensor before proceeding? [no]:

sensor#

Step 4

Enter

to retain the currently configured hostname, IP address, subnet mask, management interface,

and access list. We recommend you retain this information to preserve access to your sensor after the
rest of the configuration has been restored.