I have a user which keeps having the "Error in the push function.? error. Any idea what causes this error? The same configuration is working well for others. Thanks, Niels CSTP connected. DPD 90, Keepalive 32400 Opened tun device Local Area Connection 2 TAP-Windows driver v9.9 (0) DTLS option X-DTLS-MTU : 1280 DTLS option X-DTLS-Session-ID : 8a8f8a43236ca536b7fdb6a416eace5ebf04ceaa0742e2c6c02b83d454785f4c DTLS option X-DTLS-DPD : 90 DTLS option X-DTLS-Port : 443 DTLS option X-DTLS-Rekey-Time : 172810 DTLS option X-DTLS-Keepalive : 32400 DTLS option X-DTLS-CipherSuite : OC-DTLS1_2-AES128-GCM DTLS option X-DTLS-MTU : 1314 DTLS initialised. DPD 90, Keepalive 32400 DTLS handshake failed: Error in the push function.