Complete Tutorials for Reconnecting DV235T(MyBro) with PEM and KEY

First you need to open your telnet.

Steps How:
Go to control panel/programs/turn windows feature on or off then select "telnet client"

after enabling telnet

1. go to cmd/command prompt/terminal
2. type telnet 10.X.X.X hit enter
3. login with username: mt7109 password: wimax
4. to get the certificates browse to "etc" folder/dir   and to check if it has certificates type "ls"

if you see wmx_client_ca.pem and wmx_priv_key.key there you have it its the certificates
5. now to get the mac address type " sncfg get WAN_MAC " to get the mac address
6. to copy the certificates and mac address right click anywhere on cmd click mark and highlight all 
7. then after highlighting hit enter to copy then paste it in notepad

summary :

open cmd
input "telnet + ip address" (where ip address is equal to 10.X.X)
use the login: "mt7109" and password:"wimax" (without " )
input "cd etc"
input "cat wmx_client_ca.pem"
input "catwmx_priv_key.key"
input "sncfg get WAN_MAC"

or download ready to use SCRIPT HERE with Tutorial How to use inside

After getting certificate,key and mac

create a folder for sorting (optional)
copy the contents of "wmx_client_ca.pem" and paste it on any text editor and save it as "anyfilename.pem"
copy the contents of "wmx_priv_key.key" and paste it on any text editor and save it as "anyfilename.key"
and reserve a copy of mac address in a text file

Changing mac and uploading pem and key to device

1. you can use your old change mac address script (with reboot/restart)
2. go to wimax/profile/authentication settings (see the picture below)
3. click browse beside "MTK-Authorized Device Cert. File" and select the ".pem" file
4.click browse beside "Device Private key" and select the ".key" file
5. hit save

How to Hunt SMART MAC

1. download and install angry ip scanner DOWNLOAD HERE
2. go to Tools/Preferences/Ports/port selection input 22,23,80
3. go to Tools/Preferences/Ports&/Display results Tick/check "Host with open ports only"
4. hit OK
5. set the ip rage to "10.0.0.0"
6. set the netmask to "255.0.0.0"
7. leave the hostname blank
8. hit start

After having an iP with open port

1. example the only open port is only port "80" and telnet and ssh are closed
2. add "adv-firewall.html" instead of "index.html"
   for example  "10.x.x.x/adv-firewal.html/WWW_SID=SIDvalue"
3.  go to "Telnet" tab enable telnet
4. hit save

That's all Enjoy Surfing!!! :)