Boy27, not have a Nand backup before the Jailbreak isnt soo bad. Thats what I have.
Telnet is tricky sometimes.
Your setup info might be helpfull to trouble
shoot why you cant Telnet.
Whats connected to the Oppo-203?
What computer OS are you running?
Are you using the same USB flash drive that you used to do the Nand backup?
tanks so much my friend to replay me
1. the oppo connect to tv via lan
2. my pc computer is on win10
3. i did not do the nand backup - and the flash usb is new