Protocol 50 is IPSec ESP (Encryption Security Protocol).

You probably also are seeing UDP/500 coming in just prior to this, which is IKE (Internet Key Exchange).

Bob Brandt, 3M

Arno Hechenberger wrote:

 Hi !Does anyone know what Protokol 50 in  the log Viewer means ?I only know tcp udp icmp ... but what is 50 ?I appears when I try to initiate a SecuRemote connection to a FW-1.Arno

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