Dropbox Protocol

Detection Information

The following page provides information on the Dropbox Protocol.

Protocol Description

Dropbox is a file hosting and storage service that is used to synchronize files across multiple computing devices. The Dropbox protocol - also called LAN Sync - allows computers on a local network to synchronize files across other computers.

Introduced

Version 2.88

Best Practices

Most Dropbox traffic is still transferred over standard SSL connections, but you should still see the Dropbox LAN Sync protocol in use when the Dropbox app is active on a target system.

Port Statistics

IP Protocol Flow Percent
UDP 17500 100%

Port Reference - RFC

  • TCP 17500 - Dropbox LanSync Protocol
  • UDP 17500 - Dropbox LanSync Discovery

Category

File Sharing

External Resources


Protocol Detection

Do you know how much Dropbox traffic flows through your network? Not all online File Sharing protocols are created equal equal. From unwanted cryptocurrency mining, to malware, to privacy breaches, and more.

What gets measured, gets managed.

Learn More.

Related Protocols

A list of related protocols is below. List of all protocols.
Category Name

File Sharing

AppleJuice Details

File Sharing

NNTP Details

File Sharing

NNTPS Details

File Sharing

eDonkey Details

File Sharing

Direct Connect Details

File Sharing

FastTrack Details

File Sharing

BitTorrent Details

File Sharing

Direct Download Link Details

File Sharing

Kontiki Details

File Sharing

Soulseek Details

File Sharing

OpenFT Details

File Sharing

Gnutella Details

File Sharing

Pando Media Booster Details

File Sharing

Stealthnet Details

Integration and Custom Solutions

Do you have any questions about integration, APIs or custom development?

Contact Us