No relevant resource is found in the selected language.

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy>Search

Reminder

To have a better experience, please upgrade your IE browser.

upgrade

FAQ: Which Ports are used in IPSec NAT Traversal transmission

Publication Date:  2013-06-25 Views:  204 Downloads:  0

Issue Description

None

Alarm Information

None

Handling Process

The initial port used in IKE negotiation is 500.
After the NAT traversal capability detection and NAT gateway detection are complete, the UDP port for encapsulating ISAKMP messages is changed to 4500.
The subsequent negotiation and data transmission use port 4500.

Root Cause

None

Suggestions

None

END