ET200X-2.7.4-OpenVox-2023-05-10-11-55-36
Release date: 10/05/2023
	*Changed ws_api no longer bind to 0.0.0.0, but to 127.0.0.1
	*Changed Advanced SIP Settings->Callee ID->Permit Dialing Letters to enable in default setting. 
	*Fixed  the problem that when setting a group for a sip and the call is routed to this group, it can only call the first sip in the group
	*Fixed  the problem that From Domain@Outbound Proxy will automatically fill in the domain name in /etc/hosts when sip creates endpoints
	*Fixed  the problem that fax is easily distorted
	*Added SIP-TO(string) option to the pattern of dialplan, CalleeID is obtained from the to message of the sip header, with a semicolon ";" interval
	*Added the function that Sip creation endpoint supports adding partial sip header messages in the Call Settings->Add SIP Header on the sip creation endpoint page
	*Added support for Layer 2 Qos Vlan function

Version 2.4.8 firmware is a transitional version, please upgrade to 2.4.8 version before upgrading to 2.5.2 version firmware.