Hello, Please note that the update to Mikrotik ROS 6.45.3 breaks reception of the RIP multicasts used by the gateway scripts. Please do not update unless you need to solve issues described in the change list. Changes in this release: *) certificate - renew certificates via SCEP when 3/4 of lifetime reached; *) crs317 - fixed multicast packet receiving (introduced in v6.45); *) hotspot - fixed default profile values not being used (introduced in v6.45); *) rb4011 - fixed SFP+ interface linking (introduced in v6.45.2); *) smips - reduced RouterOS main package size (disabled LTE modem, dot1x and SwOS support); *) supout - fixed SIM slot printing (introduced in v6.45); *) wireless - improved U-APSD (WMM Power Save) support for 802.11e; Marius, YO2LOJ