How to Reset PTP 820E to Factory config from hardware

[Olympe]

Hello @adeeb_shebani ,

the same issue happened to me on the PTP 820S. There a recovery Ethernet cable you need to prepare.

Backdoor to 820s

We were configuring the 820s yesterday and had numerous successful logins with our username Admin, and a password we set.  After shutting them down for the night, and then turning them back on today, our credintials no longer work.  We have tried both our login information, and the default login information, niether is letting us login.  Does the 820s have a backdoor login that we can try?  If not, is the next step defaulting the units?  If so, what's the easiest way to default an 820s that is d…

If this is hard, let me know, I can assist you further.

Sincerely yours,

NIRAGIRA Olympe