3  VoIP Subscriber Gateways 
 
–  Uploading the user pitches for analogue lines; 
–  T1 and T2 timers settings for SIP; 
–  Anonymous call support; 
–  TR-069. New parameters are added. 
Fixed: 
–  Timezone for Yekaterinburg; 
–  Minimum time for detection of disconnection is decreased up to 200 
ms; 
–  Voice menu playing interrupting. 
–  Wizard is implemented; 
–  Voice menu is implemented; 
–  Method for address getting of the default configuration from Static to 
DHCP  is changed; 
–  Improved operation with FXS-profiles by using custom-settings; 
–  Corrected VoIP operation with secondary DNS-servers; 
–  Corrected problem of blocking a gateway operation when FXS-port is 
defected; 
–  TR-069. Operation process with Set/Get Parameter Attributes is 
corrected; 
–  Opportunity to use regular expressions is added for call signal setting. 
–  Display system information on the ‘Information/System’ page; 
–  Access port settings via FTP protocol. 
Fixed: 
–  Operation of the series selection groups by using STUN; 
–  Problem of configuration upload; 
–  VoIP operation is corrected for 3G/4G changeover; 
–  Ringback tone problem during a call to a call group or a serial selection 
group; 
–  vlan_priority configuration problem; 
–  problem of traceroute information unloading; 
–  Problem of VoIP application high-overload; 
–  Problem of setting reset for print- server after rebooting a gateway. 
–  Settings of day-light saving time are added into NTP; 
–  Order of autoconfiguration settings is changed via DHCP; 
–  The following options are added in the SIP-profile settings: 
–  Process Alert-Info header; 
–  Check only username in RURI; 
–  Periodically polling a SIP-server; 
–  Upgraded ring cadence; 
–  Configuration speed/duplex. 
–  Configuration of the device access ports; 
–  NAT setting for TR-069; 
–  SIP-server reservation setting; 
–  Session time settings; 
–  IMS settings; 
–  Support of two mode of three-way conference; 
–  line polarity reversal; 
–  encryption based on IPSec technology; 
–  Configuration serial selection groups. 
–  Autoconfiguration via DHCP; 
–  Setup of the VoIP logging; 
–  Setup of IGMP logging; 
–  Specific menu to set up SIP profiles; 
–  Specific menu to set up FXS profiles. 
–  Call history, setup of a history log; 
–  Call groups monitoring; 
–  Setup of Caller ID type; 
–  Local call transfer;