Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ====== Switch IOS Image Upgrade ====== **General Information** This method uses a better way than TFTP to move images to the target device. **Checklist** * SSH/SCP agent installed. (Putty or other OS package) ---- ===== Send the Image ===== 1) Enable SCP on target device. <code> ip scp server enable </code> 2) From PC, scp image to switch. On Windows, with putty's pscp: <code> pscp -scp C:\new-image.bin username@switchname:new-image.bin </code> 3) On the switch, set new IOS as primary boot, old as secondary. <code> conf t boot system flash:/new-image.bin;flash:/old-image.bin </code> 4) Save config, reload <code> copy run start reload </code> 5) Once verified that switch boots to new ios and no bugs occur, feel free to delete the old image. <code> sh version delete flash:/old-image.bin </code> networking_wiki/upgrade_images.txt Last modified: 2019/05/25 23:50(external edit)