As per Vaishanava Sampradaya there are six-fold factors of surrender to the supreme truth. This surrender is known as Saranagati. It also makes taking refuge in the Lord.
The six fold factors of Sarnagati are:
Entertaining favorable thoughts
Renouncing unfavorable thoughts
Having firm faith that God will protect
Actually seeking refuge in the Lord
Submitting oneself completely at the mercy to the Lord
Expressing one’s total helplessness.