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Speeds on 2.5G networks are usually in the 30–50 kbit/s range. The first personal computer with a built-in mobile broadband modem was the ITC 286 CAT, a laptop by Intelligence Technology Corporation. Released in 1988, it featured a Hayes-compatible AMPS modem capable of transmitting data at 1.2 kbit/s. [3] [4]
Some devices with dual-band wireless network connectivity do not allow the user to select the 2.4 GHz or 5 GHz band (or even a particular radio or SSID) when using Wi-Fi Protected Setup, unless the wireless access point has separate WPS button for each band or radio; however, a number of later wireless routers with multiple frequency bands and ...
USB communications device class (or USB CDC) is a composite Universal Serial Bus device class. The communications device class is used for computer networking devices akin to a network card , providing an interface for transmitting Ethernet or ATM frames onto some physical media.
While most wireless modems [220] offered by Telstra allow peak download speeds of up to 7.2 Mbit/s, a modem by Sierra Wireless was announced in 2009 that supported increased throughput. [221] The "USB 306" is marketed and sold by Telstra as the "Telstra Turbo 21 Modem", and was available in limited quantity in early 2009.
External RS-232-based (serial) modems do not have this limitation because each modem contains its own microprocessor and is unaware of other modems on the same host. USB modems may or may not have this problem, because some USB modems are simply serial modems with a "USB-to-serial" converter chipset (in which case there should be no problem ...
The modem connects to a single computer or router, through an Ethernet port, USB port, or is installed in a computer PCI slot. The more common DSL router is a standalone device that combines the function of a DSL modem and a router , and can connect multiple computers through multiple Ethernet ports or an integral wireless access point .
The digital interface of the ATA typically consists of an Ethernet port to connect to an Internet Protocol (IP) network, but may also be a USB port for connecting the device to a personal computer. Using such an ATA, it is possible to connect a conventional telephone to a remote VoIP server.
Telstra was the first carrier in Australia to launch VoLTE. The service was initially available on 6 phones (Four being iPhones and two being Samsung Galaxy's). [10] Telstra have switched on the VoLTE on every one of their 4G networks across Australia but currently the 4G small cells setup in regional Australia do not have VoLTE compatibility.