Juniper Junos 10.4 prior to 10.4R16, 11.4 prior to 11.4R10, 12.1R prior to 12.1R8-S2, 12.1X44 prior to 12.1X44-D30, 12.1X45 prior to 12.1X45-D20, 12.1X46 prior to 12.1X46-D10, 12.2 prior to 12.2R7, 12.3 prior to 12.3R4-S2, 13.1 prior to 13.1R3-S1, 13.2 prior to 13.2R2, and 13.3 p... Juniper Junos OS prior to 12.1X44-D50, 12.1X46 prior to 12.1X46-D35, 12.1X47 prior to 12.1X47-D25, 12.3 prior to 12.3R9, 12.3X48 prior to 12.3X48-D15, 13.2 prior to 13.2R7, 13.2X51 prior to 13.2X51-D35, 13.3 prior to 13.3R6, 14.1 prior to 14.1R5, 14.1X50 prior to 14.1X50-D105, 14... Juniper Junos 11.4 prior to 11.4R13, 12.1X44 prior to 12.1X44-D45, 12.1X46 prior to 12.1X46-D30, 12.1X47 prior to 12.1X47-D15, 12.2 prior to 12.2R9, 12.3R7 prior to 12.3R7-S1, 12.3 prior to 12.3R8, 13.1 prior to 13.1R5, 13.2 prior to 13.2R6, 13.3 prior to 13.3R4, 14.1 prior to 14... Juniper Junos 10.4 prior to 10.4S15, 11.4 prior to 11.4R9, 11.4X27 prior to 11.4X27.44, 12.1 prior to 12.1R7, 12.1X44 prior to 12.1X44-D20, 12.1X45 prior to 12.1X45-D15, 12.2 prior to 12.2R6, 12.3 prior to 12.3R3, 13.1 prior to 13.1R3, and 13.2 prior to 13.2R1, when Proxy ARP is ...