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I have tried a couple of different console cables, laptops, and cisco devices. I am not able to connect to the console port. I am not getting any error messages it just looks like it's hung. At this point, I am not sure what the issue is. I tried to ...
I am not able to upload a new IOS file to a 3850 switch currently on 16.6.5. TFTP transfer fails with: %Error opening tftp://10.x.x.x/cat3k_caa-universalk9.16.06.06.SPA.bin (Timed out) Copying from USB fails: %Error reading usbflash0:/cisco/cat3k_ca...
The problem occurs after rebooting the switch. The switch comes back up, but I am not able to ping the switch or telnet to the switch.When connecting directly into the console of the switch, the switch is not able to ping out. Shutting down the vlan ...
I just tried FTP and it worked. Which gives me one working option. Not sure why TFTP is failing. I will upgrade to the new version and see if TFTP is still messed up. Thanks for your suggestion
Hi Mark, Yes, the USB is FAT32, and yes, I can ping the TFTP server. I only have this problem on switches on version 16.6.5. I have no problem transferring the file to a switch on an older version like 3.6.8e
