User manual GRANDSTREAM HT502

[. . . ] Grandstream Networks, Inc. HT502 Dual FXS Port Analog Telephone Adaptor HT502 User Manual Firmware Version 1. 0. 0. 77 www. grandstream. com support@grandstream. com TABLE OF CONTENTS HT502 User Manual WELCOME. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 SAFETY COMPLIANCES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 WARRANTY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 CONFIGURE YOUR HT502 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] Controls how the date/time is displayed according to the specified time zone. The syntax is std offset dst [offset], start[/time], end[/time] Default is set to : MTZ+6MDT+5, M3. 2. 0, M11. 1. 0 MTZ+6MDT+5, Time zone with 6 hours offset with 1 hour ahead which is the US central time. It is positive (+) if the local time zone is west of the Prime Meridian and negative (-) if it is east. Prime Meridian (a. k. a: International or Greenwich Meridian) M3. 2. 0, M11. 1. 0 st The 1 number indicates Month: 1, 2, 3, . . , 12 (for Jan, Feb, . . , Dec) nd th The 2 number indicates the n iteration of the weekday: (1st Sunday, 3rd Tuesday etc) rd The 3 number indicates Weekday: 0, 1, 2, . . , 6(for Sun, Mon, Tue, . . , Sat) Therefore, this example is the DST which starts from the second Sunday of March to the 1st Sunday of November. This parameter controls whether the device is working in NAT router mode or Bridge mode. Save the setting and reboot prior to configuring HT502. Web Port Telnet Server IP Address DHCP hostname DHCP domain DHCP vendor class ID PPPoE account ID PPPoE password PPPoE Service Name Time Zone Self Defined Time Zone Grandstream Networks, Inc. HT-502 User Manual Firmware 1. 0. 0. 77 Page 19 of 32 Last Updated: 1/2008 NAT Maximum Ports The number of ports that can be managed while in NAT router mode. Connection will be closed after preconfigured, timeout if not refreshed. Connection will be closed after preconfigured, timeout if not refreshed. Range: 0 ­ 3600, default is 300 The maximum uplink bandwidth permitted by the device. The primary function of this setting is to reserve bandwidth for VoIP. Example: if 64 is configured, there will be at least 64kbps reserved for VoIP. The primary function of this setting is to reserve bandwidth for VoIP. Example: if 128 is configured, there will be at least 128kbps reserved for VoIP. When set to "Yes", the HT502 acts as an UPnP gateway for your UPnP enabled applications. When set to "Yes", the HT502 responds to the PING command from other computers, but is also made vulnerable to DOS attacks. When set to "Yes", the user can access the web configuration pages through the WAN port, instead of through the PC port. This allows the user to change/set a specific MAC address on the WAN interface. Note: Set in Hex format When set to "Yes", device will function as a simple router and LAN port will provide IP addresses to internal network. Connect the WAN port to ADSL/Cable modem or any other equipment that provides access to public Internet. The last segment of IP address assigned to the HT50x in the LAN Network. Default configuration assigns IP address (to local network devices) starting from 192. 168. 2. 100. This parameter allows a user to limit the number of local network devices connected to the internal router. [. . . ] A configuration parameter is associated with each particular field in the web configuration page. A parameter consists of a Capital letter P and 2 to 3 (Could be extended to 4 in the future) digit numeric numbers. i. e. , P2 is associated with "Admin Password" in the ADVANCED SETTINGS page. For a detailed parameter list, please refer to the corresponding firmware release configuration template. [. . . ]