APP: GRE Tunneling

This signature detects Generic Routing Encapsulation (GRE) tunnels. Such tunnels bypass normal firewall rules. The IDP still inspects the contents of GRE tunnels, but tunneling can be a violation of your site's network use policy.

Short Name
APP:TUN:GRE-TUNNEL
Severity
Info
Recommended
False
Recommended Action
None
Category
APP
Keywords
GRE Tunneling
Release Date
04/24/2007
Supported Platforms

srx-branch-12.3

srx-19.3

srx-branch-19.3

vsrx3bsd-19.2

srx-branch-19.4

vsrx-19.4

mx-12.3

mx-19.4

vmx-19.4

mx-19.3

vsrx3bsd-19.4

srx-19.4

vsrx-12.3

vmx-19.3

vsrx-19.2

srx-12.3

Sigpack Version
3324
Port
IP/47
False Positive
Rarely

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