If you’re wondering what UDP port is used for IKE traffic from VPN clients to servers, the answer is 500. This is the default port for IKE traffic, and it’s used by most VPN clients and servers.
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Introduction
When configuring a VPN client, you may need to know what UDP port is used for IKE traffic from the VPN client to the server. IKE uses UDP port 500 for both phase 1 and phase 2 of the connection.
The UDP Port Used for IKE Traffic
The UDP port used for IKE traffic is 500.
The IKE Protocol
IKE is a security protocol that uses UDP port 500. It is used for VPN connections and uses the following encryption algorithms:
-sha1
-3des
-aes128
-aes256
Conclusion
In conclusion, the port that is used for IKE traffic from a VPN client to a server is 500. This port is used for all IKE traffic, including both phase 1 and phase 2.