Mega2560 Ethernet Shield W5100 Mega 2560 R3 Network Expansion Board for Arduino - AliExpress
Amazon.com: DEVMO W5100 Ethernet Network Shield LAN for Ar-duino Expansion Board Module with SD Card Slot Compatible with Ar-duino UNO MEGA2560 UNO R3 ATMega 328 MEGA 1280 : Electronics
USED Arduino Mega 2560 R3 and Ethernet Shield - DISCONTINUED