He did not. Governor Faubus used the Arkansas National Guard to resist the racial integration of Arkansas schools. President Eisenhower used the 101st Airborne Division to enforce the racial integration of Arkansas schools. The schools were integrated, and they did not fight, but if they had the smart money would have been on the One-Oh-One.
He needed to prevent them from obeying the orders of the governor of Arkansas, Orval Faubus, who wanted to block the 1957 integration of the Little Rock public high schools.
Enforce school integration.