GRANDSTREAM HT812 Analog FXS IP Gateway 2 Port + NAT Router User Guide

continuous tone, OFF should be zero. Otherwise, it will ring ON ms and a pause of OFF ms and  

then repeat the pattern.  

Reorder Tone  

Confirmation Tone  

Example configuration for N.A.  

Call Waiting Tone  

Dial tone:  

Prompt Tone  

f1=350@-13, f2=440@-13, c=0/0;  

Conference Party Hangup Tone *  

Special Proceed Indication Tone  

Special Condition Tone  

Syntax: f1=freq@vol, f2=freq@vol, c=on1/off1-on2/off2-on3/off3; […]  

(Note: freq: 0 – 4000Hz; vol: -30 – 0dBm)  

* “Conference Party Hang-up Tone” will apply only if the “Special Feature” is set to “MTS”.  

Special Proceed Indication Tone: This feature allows user to configure the tone played when user  

goes offhook and there is voicemail on the subscribed mailbox. Need to set ‘MWI Tone’ to  

‘Special Proceed Indication Tone’ to use this feature.  

Prompt Tone Access Code  

Lock Keypad Update  

Key pattern to get Prompt Tone. Maximum 20 digits.  

Configuration update via keypad (analog phone connected to FXS port keypad using IVR menu)  

is disabled if set to Yes.  

Disable Voice Prompt  

Disable Direct IP Call  

Voice prompt is disabled if set to Yes.  

Direct IP call is disabled if set to Yes.  

Play Busy Tone When Account is  

unregistered  

When this feature is set to Yes, device will play busy tone when the FXS port account is not  

registered, and the attached analog phone is offhook.  

Allow users to block incoming calls from specific list of numbers.  

Maximum allow 10 SIP numbers and each number should be separated by a comma (‘,’) in web  

UI.  

Blacklist for Incoming Calls  

Other allowed characters are 0-9, comma (“,”), asterisk (‘*’), pound sign (‘#’) and plus sign (‘+’).  

Defines the URL or IP address of the NTP server. The ATA may obtain the date and time from the  

server. The default setting is “pool.ntp.org.”  

NTP Server  

Allow DHCP Option 42 to override  

NTP server  

Defines whether DHCP Option 42 should override NTP server or not. When enabled, DHCP  

Option 42 will override the NTP server if it is set up on the LAN. The default setting is Yes.  

DHCP Option 17 Enterprise  

Number  

Configure the DHCP option 17 number. Default is 3561  

By default, the device will split the allowed memory for CDR file into 2 parts. Device will create  

the first CDR file which is half of the allowed size, when it is full, device will create the second  

file.  

When “CDR File Option” is set to Default “Keep”, device will keep the call records when both  

files are full, no more new record will be stored.  

CDR File Option  

When this feature is set to “Overwrite”, device will clear the first CDR file and start storing again.  

When the feature is disabled the device will not record any calls.  

The CDR file output will be available at Status page: [CDR File]  

By default, the device will split the allowed memory for SIP file into 2 parts. Device will create  

the first SIP file which is half of the allowed size, when it is full, device will create the second  

file.  

When “SIP File Option” is set to Default “Keep”, device will keep the call records when both  

files are full, no more new record will be stored.  

SIP File Option  

When this feature is set to “Overwrite”, device will clear the first SIP file and start storing again.  

The SIP file output will be available at Status page: [SIP File]  

Note: “Send SIP Log” must be enabled to be able to capture the trace.  

Allows users to disable weak ciphers DES/3DES and RC4, Symmetric Encryption SEED,  

Symmetric Authentication MD5, Protocol Version SSLv2/SSLv3 or Disable All of the Above  

Weak TLS Ciphers Suites.  

Disable Weak TLS Cipher Suites  

Default is No.  

This feature allows customer to choose desired Minimum TLS Version.  

Choices are:  

Unlimited  

Minimum TLS Version  

TLS 1.0  

TLS 1.1  

TLS 1.2  

Default is Unlimited.  

This feature allows customer to choose desired Maximum TLS Version.  

Choices are:  

Unlimited  

Maximum TLS Version  

TLS 1.0  

TLS 1.1  

TLS 1.2  

Default is Unlimited.  

If set to SSL/TLS, the syslog messages will be sent through secured TLS  

Protocol to syslog server.  

Syslog Protocol  

Default setting is UDP.  

Note: The CA certificate is required to connect with the TLS server  

A reboot is required to take effect.  

URL or IP address of syslog server.  

Syslog Server  

Syslog Level  

Note: A reboot is required to take effect.  

Select the HT8xx to report the log level. Default is NONE. The level is one of EXTRA DEBUG,  

DEBUG, INFO, WARNING or ERROR. Syslog messages are sent based on the following events:  

1. product model/version on boot up (INFO level)  

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General	Details
Name	GRANDSTREAM HT812 Analog FXS IP Gateway 2 Port + NAT Router User Guide
Make	GRANDSTREAM
Language	English
Filetype	PDF (Download)
File size	MB

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