S soh n3wb Jun 11, 2016 2 0 Jun 15, 2016 #1 I have a DS-2CD855-EI3, tried to upgrade its firmware with TFTP but used a wrong one. Now it doesn't work. Tried several firmwares found from internet, none of them works. Anyone has the right firmware to share? Thanks a lot.
I have a DS-2CD855-EI3, tried to upgrade its firmware with TFTP but used a wrong one. Now it doesn't work. Tried several firmwares found from internet, none of them works. Anyone has the right firmware to share? Thanks a lot.
