Cisco 10008 Installation And Configuration Manual page 29

Verify that the Cisco IOS image and register setting are correct.
Step 11
Router# show bootvar
BOOT variable = disk0:c10k4-p11-mz,1;
CONFIG_FILE variable =
BOOTLDR variable =
Configuration register is 0x02
Standby BOOT variable = disk0:c10k4-p11-mz,1;
Standby CONFIG_FILE variable =
Standby BOOTLDR variable =
Standby Configuration register is 0x2
Connect a terminal to the active PRE3 in the chassis you are upgrading.
Step 12
Copy the startup and running configuration on the PRE3 to a TFTP server or flash disk.
Step 13
Caution
Step 14 On the active PRE3 console, enter the hw-module pre isu enable command in privileged EXEC mode.
Step 15 Attach an antistatic strap to your wrist or ankle and to an ESD socket on the chassis, or to a bare metal
surface on the chassis or frame.
Step 16 Remove the PRE3 in the standby slot. Refer to the
Step 17 Insert a PRE4 in the standby slot. Refer to the
Stateful Switchover (SSO) operating mode.
Step 18 From the active PRE3 console, enter the redundancy force-switchover main-cpu command.
Step 19 Remove the PRE3 from the other slot and insert a PRE4. If you are not installing a redundant PRE4,
cover the unused slot with a blank filler plate.
Verify the upgrade status using the hw-module pre isu status command.
Step 20
The PRE3 to PRE4 upgrade is complete.
Upgrading a PRE3 to a PRE4 Without Using ISU
This section describes the procedures for performing a hardware upgrade from a PRE3 to a PRE4
without using the ISU feature:
•
•
•
Prerequisites
For all of the software features supported by your current PRE3 (c10k3-p11-mz) image to function
correctly, they must be supported by the PRE4 image. Check with the Cisco Technical Assistance Center
(TAC) to verify the correct upgrade path before initiating the upgrade.
OL-13840-01
When the PRE3 is removed from the chassis, any local configuration is lost. You must save
your configuration to a TFTP server or flash disk.
Prerequisites, page 29
Upgrade Considerations, page 30
Procedure to Upgrade a PRE3 to a PRE4 Without Using ISU, page 30
"Removing a PRE4" section on page
"Installing a PRE4" section on page
Cisco 10008 Router PRE4 Installation and Configuration Guide
Upgrading a PRE3 to a PRE4
19.
11. The system enters
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