ZTP is already enabled. Please report to administrator for troubleshooting.

T_G

Hello

This morning i see this on my Zyxel100

How can i login???

Thanks

Zyxel_Jeff

Hi @Alex_Lazarev

Please refer to this FAQ : How to solve the issue "ZTP is already enabled" on VPN series? Please download the 537ABHL1ITS-24WK05s-r112483.bin firmware and update it by FTP. Thanks.

HugoStigliz

Have same issue, seems to be global zyxel bug or hacker attack

T_G

Any answer from zyxel?

T_G

We are stuck. It's a big problem

T_G

Reset can be a solutions?

Zyxel_Jeff

Hi @T_G

https://community.zyxel.com/en/discussion/21050/ztp-is-already-enabled-please-report-to-administrator-for-troubleshooting

May we know which Zyxel firewall model and the firmware you are using now? Is it USG Flex/ATP/VPN series model? We need the exact information. Thanks.

Zyxel_Jeff

Hi @T_G

We sent a private message to you, please check your inbox. Thank you.

Zyxel_Jeff

Hello @T_G

Please refer to this FAQ: How to solve the issue "ZTP is already enabled" on VPN series? Thanks.

Alex_Lazarev

please help!
we need to return the old mode of operation so that there is no SD-WAN.

all work stopped.

Zyxel VPN50.

Zyxel_Jeff

Hi @Alex_Lazarev

Please refer to this FAQ : How to solve the issue "ZTP is already enabled" on VPN series? Please download the 537ABHL1ITS-24WK05s-r112483.bin firmware and update it by FTP. Thanks.