Cisco 6506 Switch Upgrades iOS process

Source: Internet
Author: User
Tags continue file system

Cisco6506 Switch upgrades iOS detail process

Cisco6506 Upgrade iOS Operating manual

Key Words:

L The whole process can not reboot the device, can not lose power

L System configuration files are not affected

1. Check Equipment System files

switch# dir

You can see the following files:

Sh-d02bbsw01#dir

Directory of Sup-boot Flash:

1-rwx 45420628 Mar 16:45:58 +08:45 s72033-psv-mz.122-18.sxd3.bin

3-rw-72175 May 20:37:05 +09:45 debuginfo_20050523-105205

4-rw-220085 2007 16:53:40 +08:45 crashinfo_20070111-080840

5-rw-215893 2007 16:05:33 +08:45 crashinfo_20070117-072033

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Note: In some of the equipment including Cisco6500, there are boot flash, Sup-boot Flash, sup-boot disk and so on a lot of calls for unnecessary trouble, with this command to fight out the "Sup-boot Flash" Can be considered to be available for use

2. Check Flash storage space

switch# Show Sup-boot Flash

You can see the following information:

Bjidcswitch1#show Sup-bootflash

-#-ED----Type------CRC----seek--nlen-length----------date/time---------Name

1. Image 9bdd4b94 26163b8 3139412536 Mar 2 18:07:55 +00:00 c6k222-pk9sv-mz.122-18.sxd3.bin

26123336 bytes available (39412664 bytes used)

Note: In the case of force insurance, if there is enough storage space, the proposed upgrade of iOS also put in Flash inside, then delete the previous iOS then need to see the amount of space left

3. Remove the old iOS

Sh-d02bbsw01#delete sup-boot Flash:?

sup-bootflash:crashinfo_20070111-080840 Sup-boot flash:crashinfo_20070117-072033

sup-bootflash:debuginfo_20050523-105205 Sup-boot Flash:s72033-psv-mz.122-18.sxd3.bin

sh-d02bbsw01# Delete Sup-bootflash:s72033-psv-mz.122-18.sxd3.bin?

sh-d02bbsw01# Delete Sup-bootflash:s72033-psv-mz.122-18.sxd3.bin

In addition to the above operation commands, you have to execute the following command to actually delete iOS

Bj-a03bbsw01#squeeze Sup-bootflash

All deleted files would be removed. Continue? [Confirm]

Squeeze operation may take a while. Continue? [Confirm]

Note: You must not restart the work device because there is no iOS in the device

4. Upload a new iOS

switch# copy tftp sup-boot Flash

5. Set System start work iOS

switch# Boot System Flash Sup-bootflash:s72033-psv-mz.122-18.sxd7.bin

Rommon>reset; re-boot

rommon>tftpdnld; Download from tftp

Rommon>dir flash:; View Flash content

rommon>boot; boot iOS

Insurance measures:

In fact, in this upgrade, because of a large number of business, in order to prevent the upgrade in the event of a failure or halfway to power, before the upgrade with another 16M flash card to the LAN 7206 of the original iOS (14M) installed, and then inserted into the LAN 7206 slot1, LAN 7206 in the upgrade before the 2 flash card slot0 and slot1, in the event of an upgrade or slot0 (20M) card in the upgrade of the accident and can not be used, slot1 can be used as insurance

The following are the detailed file system information after the upgrade:

Lan-7206#dir All-filesystems

of which flash:/ The file system can be as windwos/index.html ' target= ' _blank ' >windows file system to do additions and deletions to check operations

But system:/can not do trivial file operations, and system:/is the location of the storage system configuration

How does the system:/system operate?

Related commands for system:/operations are as follows:

1, empty configuration write Erase

bootloader = Bootstrap, the name is different.

Bootrom is usually used to store bootloader/bootstrap Rom/flash chips, and if rossoftware, profile upgrades, backups occur unexpectedly, you can also access the monitor standard style to remedy Then bootrom upgrade once any loss, error, will directly lead to the switch at the scene can not be oracle_shujuku/index.html ' target= ' _blank ' > recovery, can only be sent to the factory renovation, Bootrom and hardware chips (not models) have a complex relationship between the force, the general user is difficult to understand so we do not propose users to change their bootrom, including the website, BBS also did not provide the appropriate information.

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