What's new in 6.48.6 (2021-Dec-03 12:15):

MAJOR CHANGES IN v6.48.6:
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!) device-mode - added feature locking mechanism;
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*) certificate - improved stability when sending bogus SCEP message;
*) quickset - use 5GHz interface's country for "Home AP Dual" configuration;
*) system - improved system stability if device is upgraded from RouterOS and/or RouterBOOT v6.41.4 or older;
*) upgrade - added new "upgrade" channel for upgrades between major versions;
*) winbox - do not allow to add/remove W60G interfaces;
*) wireless - added U-NII-2 support for US and Canada country profiles for cAP ac XL and QRT 5 ac;

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What's new in 6.49.6 (2022-Apr-07 17:53):

*) led - fixed wireless signal strength led on Cube Lite60;
*) routerboot - fixed packet receiving in etherboot on Wireless Wire nRAY;
*) winbox - added missing "3GGP RAW" parameter under "Interface/Wireless/Interworking Profile" menu;
*) wireless - fixed GUD version in 3gpp information;

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What's new in 7.5beta8 (2022-Aug-09 12:36):

*) bridge - fixed "new-priority" value validation for NAT rules;
*) certificate - fixed handling of empty AKID by SCEP client;
*) container - fixed free disk space checking;
*) dhcpv4-server - fixed removal of dynamic leases when server is removed;
*) health - fixed "temperature" and "power-consumption" readings on RB1100x4;
*) health - improved voltage reading on CRS112-8P-4S;
*) hostpot - fixed Walled Garden functionality for HTTPS sites;
*) hotspot - automatically reject all HTTPS requests passing through HotSpot server for unauthorized users;
*) hotspot - limit maximum allowed connections based on free RAM resources;
*) hotspot - removed "https-redirect" option;
*) ike2 - allow sending certificate chain as initiator;
*) leds - fixed wireless LED functionality on LHGG;
*) lte - disallow empty APN name only for default entry;
*) lte - fixed UDP performance on MMIPS devices;
*) ping - improved service stability;
*) rb5009 - fixed ether1 status reporting after system reboot;
*) routerboard - added "reset-button" script feature for TILE devices;
*) sfp - improved combo SFP ports initialization handling on CRS312-4C+8XG, CRS328-4C-20S-4S+;
*) ssh - added AES support for PEM decryption;
*) switch - removed limit for number of hardware-offloaded bonding interfaces;
*) swos - fixed SwOS upgrade procedure on CRS305-1G-4S+;
*) vrrp - added "sync-connection-tracking" compatibility with preemption-mode;
*) vrrp - fixed HW offloaded bridge MAC address learning when changing from VRRP master to backup;
*) vrrp - fixed high CPU usage when "sync-connection-tracking=yes" and the backup router goes offline;
*) vrrp - fixed initial connection tracking synchronization, a backup router now always receives all existing connections;
*) vrrp - improved connection tracking synchronization protocol (CTSYNC), the new protocol is incompatible with previous RouterOS versions with "sync-connection-tracking=yes";
*) wifiwave2 - disable wireless interface after wireless configuration reset;
*) wifiwave2 - fixed group key update for client devices which connect via fast BSS transition;
*) wifiwave2 - fixed usage of Canada country setting on US locked devices;
*) wifiwave2 - improved default channel width selection for interfaces in station mode;
*) wireless - fixed interface initialization on x86 devices;
*) x86 - allow downgrading to RouterOS v6 only if it was previously installed;


Other changes since v7.4.1:

*) bgp - fixed remote refuse capability options, max prefix limit errors and administrative stop;
*) capsman - added randomized range option for "reselect-interval" parameter (CLI only);
*) container - added tun/tap support for containers;
*) container - fixed handling of mounted directories;
*) container - fixed imported tar image path logging message;
*) defconf - fixed loading of default configuration on RB4011 with WifiWave2 package enabled;
*) dhcpv6-client - moved invalid lifetime logging message from "debug" to "error" topic;
*) dhcpv6-relay - fixed relay forwarding (introduced in v7.1.5);
*) dhcpv6-server - improved stability when acquiring binding;
*) dns - added "match-subdomain" option for static entries (CLI only);
*) firewall - added support for RTSP helper;
*) health - renamed "CPU" to "switch" for temperature reading information on CRS518-16XS-2XQ;
*) l3hw - fixed HW offloaded NAT;
*) lora - do not ignore negative sign for spoofed GPS coordinates;
*) lte - added "SIM not inserted" and "SIM failure" messages to "status" and "monitor" commands for AT modems;
*) lte - added at-chat and NMEA port support for Simcom modems, USB composition (device id - 0x9003);
*) lte - added at-chat support for Simcom modems, USB composition (device id - 0x9005);
*) lte - changed cell ID info display to short format for 3G connections;
*) lte - fixed LTE interface presence for Telit LN940;
*) lte - improved antenna scan for Chateau devices with switchable antennas;
*) lte - improved configuration export when multiple LTE interfaces are present;
*) lte - modem dialer, do not reset dialing sequence if modem reply with error to user set init-string;
*) netinstall - fixed Netinstall procedure for ARM devices;
*) netwatch - automatically start migrated probes from previous RouterOS versions;
*) netwatch - changed ICMP default packet loss fail threshold to 85%;
*) ospf - improved stability when interface is being disabled during database exchange;
*) ovpn - fixed encryption key renewal process which caused periodic session disconnects;
*) ovpn - improved system stability when hardware acceleration is used on ARM64 devices;
*) ovpn - moved disconnected user logging message from "debug" to "info" topic;
*) port - added support for D-Link DWM-222 in serial/PPP mode (device id - 0xac01/0x7e3d);
*) port - added support for Huawei/ZTE K5006z in serial/PPP mode (device id - 0x1017/0x1018);
*) ppp - improved service stability under high load;
*) ppp - use /32 as default netmask if not specified for "routes" parameter;
*) ptp - improved system stability on CRS devices;
*) quickset - removed PPTP and SSTP server addition for "VPN" checkbox;
*) route-filter - fixed "delete bgp-communities" command;
*) sfp - fixed "eeprom" reading on single SFP port ARM devices;
*) sfp - fixed QSFP+ and QSFP28 interface disable when using breakout cable;
*) sfp - fixed unresponsive "sfp1" interface after disabling "ether1" on NetMetal devices;
*) snmp - fixed usage of VRF after system startup;
*) socks - fixed "dst-port" usage when checking access list;
*) ssh - fixed importing of public keys;
*) ssh - fixed minor typo issue when importing public key;
*) sstp - fixed client stuck in "nonce matching" state;
*) switch - fixed ACL rules for 98DXxxxx switches with more than 28 ports (introduced in v7.3);
*) swos - enabled SwitchOS support for CRS310-1G-5S-4S+;
*) traceroute - added "do-not-fragment" parameter support (CLI only);
*) traceroute - increased packet size limit to 65535;
*) webfig - fixed displaying of grahs in status pages;
*) webfig - fixed floating point field's negative value in -0.*** format;
*) wifiwave2 - added "sae-pwe" parameter with hash-to-element mechanism for SAE PWE derivation;
*) wifiwave2 - added support for 802.11k;
*) wifiwave2 - fixed displaying of AKM in scan results;
*) wifiwave2 - fixed duplicated AKM in RSN message;
*) wifiwave2 - fixed incorrect AKM usage for FT-WPA3-EAP-192;
*) wifiwave2 - fixed reassociation response sending for fast transition over DS;
*) wifiwave2 - fixed setting of "ft-nas-identifier" parameter;
*) winbox - do not show previously attached LTE interfaces while establishing LTE connection;
*) winbox - fixed "Enable", "Disable" and "Comment" functions for L2TP-ether type interfaces;
*) winbox - fixed "Next Run" parameter displaying under "System/Scheduler" menu;
*) winbox - fixed "Type" and "Value" field displaying under "System/Health" sub-menu's;
*) winbox - show warning messages for BGP connection entries;
*) x86 - fixed advertising of 2500M and 5000M link speeds on ixgbe driver;

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What's new in 7.4.1 (2022-Aug-04 14:48):

*) firewall - fixed "in-interface-list" matcher when VRF is used;
*) netwatch - changed ICMP default packet loss fail threshold to 85%;
*) netwatch - fixed usage of "timeout" value in simple mode;
*) sfp - fixed speed mode setting after reinserting SFP module on CRS328-4C-20S-4S+;
*) sfp - improved combo SFP ports initialization handling on CRS312-4C+8XG, CRS328-4C-20S-4S+
*) winbox - fixed "Type" and "Value" field displaying under "System/Health" sub-menu's;

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