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  1. kh4pro

    Hikvision - Clearing Passwords and/or Loading Firmware via TTL Serial

    it didn't work and gave me an error message, i guess there is a problem in flash memory [root@dvrdvs /] # dd if=/dev/zero of=/dev/mtdblock0 bs=64k count=1 1+0 records in 1+0 records out 65536 bytes (64.0KB) copied, 0.016158 seconds, 3.9MB/s [root@dvrdvs /] # flash mtdblock0 maybe unormal write...
  2. kh4pro

    Hikvision - Clearing Passwords and/or Loading Firmware via TTL Serial

    Yeah sure, I accept the risk but there is something you may miss it is that I decrypted the the devCfg.lzma in config folder, did you take a look at it ?
  3. kh4pro

    Hikvision - Clearing Passwords and/or Loading Firmware via TTL Serial

    luckily it works, i dumped the files, here it is
  4. kh4pro

    Hikvision - Clearing Passwords and/or Loading Firmware via TTL Serial

    i looked for tftp with no results is there any way else to transfer the file, here is the commands that i'm able to use [root@dvrdvs config] # GetAnrCfgInfo hier set3GAuth GetAnrProcess hiew set3GMode GetAnrRecordList...
  5. kh4pro

    Hikvision - Clearing Passwords and/or Loading Firmware via TTL Serial

    well i did inspect i found a file called devCfg.lzma and i deleted it but it come back after rebooting [root@dvrdvs /] # ls -la /home and /home/app ls: and: No such file or directory /home: total 9 drwxrwxr-x 4 root root 0 Apr 15 17:21 . drwxrwxr-x 16 root 4112...
  6. kh4pro

    Hikvision - Clearing Passwords and/or Loading Firmware via TTL Serial

    Hi, i did everything like you said but i couldn't find devinfo folder, here is what i got after typing ls -la my device is DS-7216HGHI-F1/N i tried to clear password by doing upgrade but it doesn't clear it after a success update thanks in advance [root@dvrdvs /] # ls -la total 16 drwxrwxr-x...
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