If you’re wondering what UDP port is used for IKE traffic from VPN clients to servers, you’re in the right place. Keep reading to find out.
Checkout this video:
IKE uses UDP port 500 for all phase 1 and phase 2 negotiations.
IKE uses UDP port 500 for all phase 1 and phase 2 negotiations. IKE phase 1 establishes the basic security association (SA) for the IPsec tunnel. IKE phase 2 re-establishes the SA with new keying material to ensure continued security of the tunnel.