White Rabbit Switch by Creotech Quantum

Front Panel 

• 5× SMC connectors (1-PPS input/output, 62.5 MHz output, 10 MHz input) 

• 18× SFP Gigabit Ethernet ports 

• 10/100 Ethernet management port (connected to ARM processor) 

• Mini-USB UART management port (connected to ARM processor) 

• Power and status LEDs 

• Link and Act LEDs for each SFP cage 

Rear Panel 

• 2× Mini-USB UART debug ports (connected to ARM CPU and FPGA I/Os) 

• 2× cooling fans 

• 2× micro switches and power button 

• 1× grounding connector 

Processor & FPGA 

• Xilinx Virtex-6 FPGA (LX240T FFG1156) 

• ARM Atmel AT91 SAM9G45 processor, 400 MHz 

Clocking Resources 

• Low-jitter clock generator (TI CDCM61002, 28–683 MHz, used as DMTD offset clock in WRS HDL) 

• 25 MHz VCXO FNETHE025, SPI-controlled DAC (AD5662, 16-bit) for CDCM61002 

• 25 MHz VCO, SPI DAC-controlled (AD5662) driving AD9516 

• 25 MHz XO FNETHE025 (main FPGA clock) 

• PLL with 14 outputs, integrated 1.6 GHz VCO (AD9516) for Xilinx GTX and μTCA interfaces 

• Internal oscillator VM53S3-25.000 (tied to main WR clock or free-running) 

Memory 

• 64 MB DDR2 

• 256 MB NAND 

• 8 MB boot flash 

Software 

• Linux kernel v3.16.38 

• WRP daemon (node discovery and synchronization) 

• PTPv2 daemon 

Switching Features 

• Multicast, Spanning Tree, GMRP/GARP support 

• VLAN tagging 

• SNMP protocol support 

Other Features 

• Remote management via SSH and SNMP 

• Network boot via TFTP and remote firmware update 

• Automatic IP configuration (DHCP) 

• Power: 100–240 VAC, 2 A, 50–60 Hz input; 12 VDC, 6.66 A, 80 W output