description-logo Description

This indicates an attempt to use the GTP protocol.
GPRS Tunneling Protocol (GTP) is an IP-based protocol used in UMTS, GSM and LTE networks. It is separated into 3 protocols, GTP-C, GTP-U and GTP'. GTS is transmitted via UDP or TCP.

affected-products-logoAffected Products

GTP

Impact logoImpact

Unexpected network communication

Technology

Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device

Behavior

  • Reasonable
  • Tunneling

Default Ports

  • TCP/3386
  • UDP/2123
  • UDP/2152
  • UDP/3386