Grandstream Networks HT-502 user manual Etsi-Fsk Etsi-Dtmf

Mode

Jitter Buffer Type

Jitter Buffer Length

SLIC Setting

Caller ID Scheme

Polarity Reversal

Loop Current

Disconnect

Hook Flash Timing

Gain

Call Progress/ Ring Tones

INVITE for T.38 or Fax Pass Through.

Select either Fixed or Adaptive based on network conditions.

Select Low, Medium or High based on network conditions.

Dependent on standard phone type (and location)

•Bellcore/Telcordia

•ETSI-FSK

•ETSI-DTMF

•SIN 227 - BT

•NTT Japan

Default is No. If set to “Yes”, polarity will be reversed upon call establishment and termination.

Set it to Yes if the traditional PBX you are using with HT502 uses this method for signaling call termination. Default is No.

Time period when the cradle is pressed (Hook Flash) to simulate FLASH. To prevent unwanted activation of the Flash/Hold and automatic phone ring-back, adjust this time value.

Handset volume adjustment.

•RX is for receiving volume,

•TX is for transmission volume.

Default values are 0dB for both parameters. Loudest volume: +6dB Lowest

volume: -6dB.

Configure ring or tone frequencies according to preference. By default tones are set to North American frequencies. Frequencies should be configured with known values to avoid uncomfortable high pitch sounds.

SAVING THE CONFIGURATION CHANGES

Click the “Update” button in the Configuration page to save the changes to the HT–502 configuration. The following screen confirms that the changes are saved. Reboot or power cycle the HT–502 to make the changes take effect.

FIGURE 4: SCREENSHOT OF SAVE CONFIGURATION PAGE

REBOOTING THE HT–502FROM REMOTE

Remotely reboot the HT–502 by clicking the “Reboot” button at the bottom of the configuration page. When finished, re-login to the HT–502 after waiting for about 30 seconds.

Grandstream Networks, Inc.	HT-502 User Manual	Page 27 of 35
	Firmware 1.0.0.39	Last Updated: 03/2007