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Networking Fundamentals · Foundational

Trivial File Transfer Protocol (TFTP)

A simple, unauthenticated file transfer protocol using UDP port 69.

Definition

TFTP has no authentication, directory listing or encryption. It is used to transfer firmware and configuration files to network devices, for VoIP phone provisioning, and for PXE network boot.

Example

copy running-config tftp: backs up a Cisco configuration to a TFTP server.

Exam tip

TFTP = UDP 69, no authentication.

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