The J-Link ARM Pro also has an Ethernet interface beside the USB 2.0 connection. It comes with licenses for all J-Link related SEGGER software products providing the optimum debugging solution for professional developers. The J-Link ARM Pro can be used with almost all ARM debuggers, enabling download to flash memory with an unlimited number of breakpoints when debugging programs located in flash memory of most popular ARM microcontrollers. The J-Link GDB Server makes it possible to use GNU Project Debugger via TCP/IP.
More information is available on the website of manufacturer Segger.