CISCO Switching device iOS backup/restore operations

The group unified switch iOS upgrade, enhanced security, the following is the upgrade and backup Cisco WS-C3750G-24TS-1U switch Operation instance.

Required Tools: TFTP tool, SECURECRT, download latest iOS (available to Cisco official website), console line

First, use the console line to connect the 3750 switch, and set the ip:172.17.51.179 to ensure that the connected computer can be accessed normally, while opening the TFTP tool connected to the computer to test the connection is normal:

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Second, use SECURECRT to connect the switch and view the version information:

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Third, to view the flash information, at the same time need to confirm the size of the remaining space, if not enough to remove the original iOS and then upgrade, the following remaining space more than 20 m, enough to upgrade the operation, you can upgrade to complete before deleting the old iOS:

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Iv. View related catalogue information:

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V. View Boot boot information:

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Six, backup device iOS, in case of upgrade failure recovery use:

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Upload a new iOS to the switch from TFTP:

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After uploading, you need to change the relevant boot boot file to the latest iOS:

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Nine, modify complete, delete the old iOS operation:

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Ten, again confirm whether the old iOS folder and then delete:

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(/recursive Delete all files and subfolders under the specified folder/force delete without prompting)

Xi. Restart the switch and view the information:

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Upgrade successful

Here's how to configure backup and restore, similar to the following:

This article is from the "MG05 Learning Notes ~" blog, please be sure to keep this source http://pimg2005.blog.51cto.com/842469/1840338

CISCO Switching device iOS backup/restore operations