Примечания к выпуску для Cisco Cisco IOS Software Release 12.2(52)SE
3
Release Notes for the Catalyst 3750 Metro Switch Cisco IOS Release 12.2(52)SE
OL-19709-01
Upgrading the Switch Software
Upgrading the Switch Software
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Note
Before downloading software, read this section for important information.
Finding the Software Version and Feature Set
The Cisco IOS image is stored as a bin file in a directory that is named with the Cisco IOS release. The
image is stored on the system board flash device (flash:).
image is stored on the system board flash device (flash:).
You can use the show version privileged EXEC command to see the software version that is running on
your switch.
your switch.
You can also use the dir filesystem: privileged EXEC command to see the directory names of other
software images that you might have stored in flash memory.
software images that you might have stored in flash memory.
Deciding Which Files to Use
The upgrade procedures in these release notes describe how to perform the upgrade by using a combined
tar file. This file contains the Cisco IOS image file. To upgrade the switch through the command-line
interface (CLI), use the tar file and the archive download-sw privileged EXEC command.
tar file. This file contains the Cisco IOS image file. To upgrade the switch through the command-line
interface (CLI), use the tar file and the archive download-sw privileged EXEC command.
lists the software filename for this software release.
Archiving Software Images
Before upgrading your switch software, make sure that you have archived copies of the current Cisco
IOS release and the Cisco IOS release to which you are upgrading. You should keep these archived
images until you have upgraded all devices in the network to the new Cisco IOS image and until you
have verified that the new Cisco IOS image works properly in your network.
IOS release and the Cisco IOS release to which you are upgrading. You should keep these archived
images until you have upgraded all devices in the network to the new Cisco IOS image and until you
have verified that the new Cisco IOS image works properly in your network.
Table 2
Cisco IOS Software Image Files for Catalyst 3750 Metro Switches
Filename
Description
c3750me-i5-tar.122-52.SE.tar
Cisco IOS image tar file.
This image has Layer 2+ and Layer 3 features.
This image has Layer 2+ and Layer 3 features.
c3750me-i5k91-tar.122-52.SE.tar
Cisco IOS cryptographic image tar file.
This image has the Kerberos, SSH
This image has the Kerberos, SSH
1
, SSL
2
, Layer 2+, and
Layer 3 features.
1.
SSH = Secure Shell
2.
SSL = Secure Socket Layer