Netboot successfully works on Macmini6,2 and iMac18,3. This is what I have seen: 03-15 12:21:41.752 D /pma_netboot_service:1236:54c/ 38:F93:02:AA:CD BSDP[REQUEST] LIST i386 iMac18,3 Version=1.1 03-15 12:21:41.752 D /pma_netboot_service:1236:54c/ 38:F93:02:AA:CD BSDP[REPLY] LIST 03-15 12:21:42.361 D /pma_netboot_service:1236:54c/ 38:F93:02:AA:CD BSDP[REQUEST] SELECT i386 iMac18,3 Version=1.1 Boot image=4096 08-07 08:24:11.440 D /pma_netboot_service:4080:7b0/ 0C:4D:E9:C9:58:76 BSDP[REQUEST] SELECT i386 Macmini6,2 Version=1.1 Boot image=4097 08-07 08:24:11.440 I /pma_netboot_service:4080:7b0/ Composing reply: {Image index: 4097, Root path: 'pmmimages/WC00072B.1/NetInstall.dmg', Booter: 'pmmboot/WC00072B.1/i386/booter', Machine name: ''} 08-07 08:24:11.440 D /pma_netboot_service:4080:7b0/ Boot image root path URL: http://10.65.96.20/pmmimages/WC00072B.1/NetInstall.dmg The iMac 19,1 just loops with this: 08-07 08:24:11.518 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:11.518 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:12.596 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:12.612 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:13.690 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:13.705 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:14.783 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:14.783 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:15.893 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:15.908 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:17.018 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:17.018 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:18.127 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:18.127 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:19.221 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:19.221 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:20.299 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:20.315 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:21.455 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:21.455 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:22.502 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:22.502 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:23.596 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:23.596 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:24.674 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:24.674 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:25.768 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:25.768 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:26.892 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:26.892 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:27.986 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:27.986 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:29.142 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:29.142 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:30.189 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:30.205 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:31.283 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:31.283 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:32.377 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:32.377 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST 08-07 08:24:33.470 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REQUEST] LIST i386 iMac19,1 Version=1.1 08-07 08:24:33.470 D /pma_netboot_service:4080:7b0/ 38:F93:16:AC:EA BSDP[REPLY] LIST Once I select the netboot image it immediately boots to the internal drive.