IPsec VPN concepts

IPsec VPN concepts Virtual Private Network (VPN) technology enables remote users to connect to private computer networks to gain access to their resources in a secure way. For example, an employee traveling or working from home can use a VPN to securely access the office network through the Internet. Instead of remotely logging on to […]

FortiOS 5.6 IPSec VPN Introduction

Introduction This  FortiOS Handbook chapter contains the following sections: IPsec VPN concepts explains the basic concepts that you need to understand about virtual private networks (VPNs). IPsec VPN overview provides a brief overview of IPsec technology and includes general information about how to configure IPsec VPNs using this guide. IPsec VPN in the web-based manager […]

FortiCarrier Troubleshooting

Troubleshooting This section offers troubleshooting options for Carrier-related issues. This section includes: FortiOS Carrier diagnose commands Applying IPS signatures to IP packets within GTP-U tunnels GTP packets are not moving along your network FortiOS Carrier diagnose commands This section includes diagnose commands specific to FortiOS Carrier features such as GTP. GTP related diagnose commands This […]

FortiCarrier SCTP Concepts

SCTP Concepts As of FortiOS version 5.0, the FortiGate natively handles SCTP (Stream Control Transport Protocol) traffic, as an alternative to TCP and UDP for use in Carrier networks. The FortiGate handles SCTP as if it would any other traffic. Overview SCTP is a connection-oriented transport protocol that overcomes some of the limitations of both […]

FortiCarrier GTP identity filtering

GTP identity filtering FortiOS Carrier supports a number of filtering methods based on subscriber identity such as APN filtering, IMSI filtering, and advanced filtering. This section includes: IMSI on carrier networks The International Mobile Subscriber Identity (IMSI) number is central to identifying users on a carrier network. It is a unique number that is assigned […]

FortiCarrier GTP message type filtering

GTP message type filtering FortiOS Carrier supports message filtering in GTP by the type of message. This section includes: Common message types on carrier networks Carrier networks include many types of messages — some concern the network itself, others are content moving across the network, and still others deal with handshaking, billing, or other administration […]