Hi, did you ever sold the second issue? It's the same for me: one day I upgraded the firmwares to the latest versions, and, while the cameras still give me the "network abnormal" message on Safari (FW: IPC_R6_EN_STD_5.4.4_161125), the NVR (FW: NVR_K51_BL_ML_STD_V3.4.91_161220) now let me in with...