The command dx80.ce8.2.0-syn213B.rel.pkg is not a standard Linux command like apt-get or yum . Instead, it is the exact filename of a specific software firmware file designed for the video conferencing endpoint. This .pkg file is a " synergy load " that plays a unique and critical role: it is the official tool provided by Cisco to convert a DX80 device from its newer Collaboration Endpoint (CE) software environment back to the original Android-based operating system.
cd /tmp tar -xvf dx80ce820syn213brelpkg
: If the device becomes unresponsive during installation, you can perform a hardware reset: Power off the device. dx80ce820syn213brelpkg install
If you can provide more context (where you saw this string, what system you're using, what you're trying to achieve), I can give a more precise answer. The command dx80
Use the configuration software to read the current device settings and save them to a file. cd /tmp tar -xvf dx80ce820syn213brelpkg : If the
Select the matching .cop or .relpkg entry and choose to run validation scripts. Step 2: Modifying Device Defaults