TCP Port 4500 – ipsec-nat-t

About TCP Port 4500

Port 4500 is registered with the Internet Assigned Numbers Authority (IANA) for ipsec-nat-t. The IANA description reads: ‘IPsec NAT-Traversal’.

Data Sources

This information is compiled from: IANA Service Name and Transport Protocol Port Number Registry, Emerging Threats Open Ruleset (BSD 2-Clause / GPLv2 per SID range), and Snort Community Rules (GPLv2).