v2.3.0-5-DGW-300X-normal-idc-v32-squashfs-sysupgrade-b9bd5c8c.bin *Fixed an issue where unloading the DAHDI driver on DGW-L304 could hang *Fixed an issue where R2 group calls could not be placed properly from channel 1 of each E1 *Fixed an OOM-killer issue on ASI *Fixed an issue where the RTC battery time on DTU-30X was not synchronized *Fixed an issue where audio could not be recorded in the T1 RX direction on DGW-L304 *Fixed an issue where DGW-300X did not keep its state after reboot or power loss in Failover Bypass mode *Fixed an issue where Bypass state was not retained after reboot, upgrade, or power loss in Manual Bypass Off mode *Fixed an issue where DGW-300X did not switch to Bypass during upgrade *Fixed OIAD system vulnerabilities *Adapted OIAD for DTU-302/304 *Adapted OIAD for DGW-3001/3002/3004 *Updated download and upload names in automatic deployment *Added IP acquisition logic for ETU/ASI/OTU boards *Required TR-069 to be associated with STUN parameters *Added intelligent 2M cut-off function for ETU boards *Added Turkish language option *Added STUN support for TR-069 *Added redundant power supply status display for DGW-3001/3002/3004 *Added help information for DGW-300X Failover mode *Added tel-to-tel functionality *Optimized invalid input validation for basic configuration on OIAD devices *Optimized ADT-G168 EC on AArch64 *Improved DGW EC handling performance under high-volume calls *Simplified the DNSSRV configuration page and logic *Optimized digital gateway port and timeslot status display in OIAD