HP 8712ES User Manual page 488

Factory Preset State and Memory Allocation
Factory Preset and Peripheral States
Volatile Settings
A few of the analyzer's settings that are not included in the previous
sections are volatile. These settings survive when the
pressed, but not when the analyzer's power is cycled.
Examples of volatile settings are:
File Format
IP Address to Ping
11-12
always returns to "HP 8712E Compatible"
format after a power cycle.
always returns to 0.0.0.0 after a power
cycle.
key is
PRESET
ES User's Guide