Geist R-Series PDU v4 - Manual (Page 43)

Web Interface 43
© 2014 Geist
Users can subscribe to a mailing list, to be notified of when firmware updates
become available.
Firmware updates will come in a .ZIP archive file containing several files including
the firmware package itself, a copy of the SNMP MIB, a "readme" text file explaining
how to install the firmware, and various other support files as needed.