AudioCodes 400HD Series User's And Administrator's Manual page 25

CHAPTER 3 Starting up
Setting
Region
preference
Debugging
Touch VLAN Interval .
The 'VLAN interval' refers to CDP/LLDP advertisements' periodic interval.
Default: 30 seconds. You can increase or decrease the intervals between
the CDP/LLDP packets that are sent, based on network traffic and
topology.
Touch the menu option Region preference .
This option allows you to define the country in which the phone is
located. The setting determines which regional tone the phone will use.
Call Progress Tones (CPTs) are country-specific; the behavior and
parameters of analog telephones lines vary from country to country.
Touch Regional Tone Settings and select the country in which the
phone is located.
Allows the Admin user to perform debugging for troubleshooting
purposes. Available after logging in as Admin.
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C470HD | Users & Administrator's Manual
Description