Grandstream Networks HT-502 Firmware Key, Authenticate Conf, File, Lock Keypad, Syslog Server

	Firmware Key	Used for firmware encryption. Should be 32 digit in hexadecimal representation.
		End user should keep it blank.
	Authenticate Conf	If set to Yes, config file is authenticated before acceptance. This protects the
	File	configuration from an unauthorized change.
	Firmware Key	Used for firmware encryption. Should be 32 digit in hexadecimal representation.
		End user should keep it blank.
	Lock Keypad	If set to “Yes”, the configuration update via keypad is disabled.
	Update
	Disable Voice	Default is No
	Prompt
	Disable Direct IP-IP	Default is No.
	Calling
	NTP server	URI or IP address of the NTP (Network Time Protocol) server.				Used by the
		phone to synchronize the date and time.
	Syslog Server	The IP address or URL of System log server. This feature is especially useful for
		the ITSP (Internet Telephone Service Provider)
	Syslog Level	Select the HT–502 to report the log level. Default is NONE. The level is one of
		DEBUG, INFO, WARNING or ERROR. Syslog messages are sent based on the
		following events:
		1.		product model/version on boot up (INFO level)
		2.		NAT related info (INFO level)
		3.		sent or received SIP message (DEBUG level)
		4.		SIP message summary (INFO level)
		5.		inbound and outbound calls (INFO level)
		6.		registration status change (INFO level)
		7.		negotiated codec (INFO level)
		8.		Ethernet link up (INFO level)
		9.		SLIC chip exception (WARNING and ERROR levels)
			10. memory exception (ERROR level)
		The Syslog uses USER facility. In addition to standard Syslog payload, it
		contains the following components:
		GS_LOG: [device MAC address][error code] error message
		Example: May 19 02:40:38 192.168.1.14 GS_LOG: [00:0b:82:00:a1:be][000]
		Ethernet link is up
TABLE 10: HT–502 INDIVIDUAL ACCOUNT SETTINGS DEFINITIONS
	Profile Active		When set to Yes the FXS port is activated.
	SIP Server		SIP Server’s IP address or Domain name provided by VoIP service provider.
	Outbound Proxy		IP address or Domain name of Outbound Proxy, or Media Gateway, or
			Session Border Controller. Used by HT–502 for firewall or NAT penetration in
			different network environments. If symmetric NAT is detected, STUN will not
Grandstream Networks, Inc.				HT-502 User Manual		Page 23 of 35
				Firmware 1.0.0.39	Last Updated: 03/2007