CHAPTER7 Troubleshooting
C448HD C450HD | Users & Administrator's Manual
SSH is by default disabled and can be enabled with Administrator permissions in the
phone screen (Device Administration > Debugging > SSH).
Tosignin,theadministratorneedstoknowtheirusernameandpassword;adminand1234are
thedefaults.SSHaccessallowsadministratorsdebuggingcapabilitiessuchas:
■ GettingthePhoneIPAddressbelow
■ Pullingfilesfromthephonesdcard(usingthecurlcommand)
■ ActivatingDSPRecordingonpage113
■ DeactivatingDSPRecordingonthepreviouspage
■ InstallingtheAPKusingSSHbelow
Getting the Phone IP Address
Networkadministratorscangetaphone'sIPaddressusingSSHprotocol.
➢ To get the phone's IP address using SSH protocol, type the following at the shell prompt:
ifconfig
Installing the APK using SSH
NetworkadministratorscaninstalltheTeamAndroidApplicationPackageusingSSHprotocol.
Updating Phones using SSH Commands
➢ To upgrade firmware:
1. Downloadtherequiredfirmwareversiontosdcard/update_image.zip.
Forexample,usethefollowing:
SCP <file name> admin@<DeviceIP>:/sdcard/update_image.zip
2. Updatethefirmwareusingthefollowing:
setprop ctl.start local_update
3. Trackprogressusingthefollowing:
logcat | grep update_engine_client_android
- 115 -