CREATE TABLE table_612 ("Model number" TEXT, "Printer ports" TEXT, "Network ports" TEXT, "Network protocols" TEXT, "Firmware" TEXT, "Notes" TEXT)

What are the network protocols for the model that has been discontinued in favor of the EN1700?
SELECT "Network protocols" FROM table_612 WHERE "Notes" = 'Discontinued in favor of the en1700'
SELECT "Network protocols" FROM "table_612" WHERE "Notes" = 'Discontinued in favor of the en1700'