application in security policies can block necessary management traffic. Palo Alto Networks LIVEcommunity Troubleshooting and Resolutions Lower Management MTU
If you want, tell me your PAN-OS version and whether the certificate/CSR was created on the firewall or externally and I’ll provide exact CLI commands and a step-by-step remediation tailored to your environment.
Before moving to advanced hardware fixes, ensure the device can actually reach the Palo Alto servers.
If the TPM mismatch persists, Palo Alto TAC must often use a challenge/response process to gain root access and manually erase the invalid certificate. Install a Device Certificate - Palo Alto Networks
: From the CLI, run the following commands to clear potential configuration hang-ups: configure commit force exit