UM IP gateways. IPv6 support for UM IP gateways. Enabling and disabling a UM IP gateway. Overview of UM IP gateways. Traditionally, gateway is a term that describes a physical device that connects two incompatible networks.
SDXC. SDXC is the next version of the SD standard, which is designed to allow storage capacities from 32 GB to 2 TB (Terabytes). SDXC cards in current production have capacities up to 64 GB only. They are formatted with exFAT file format.
Even within the SD, SDHC and SDXC card types we covered last year, there are important speed classes that determine what SD memory cards are capable of. The confusing old 6x, 10x, 13x etc. ratings have gone out of style compared to the common sense Class 2, Class 4, Class 6 and Class 10 ratings.