After several UDP DPDs are missed, the AnyConnect session will fall back to TLS (TCP 443). The anyconnect will reconnect after about one minute and it will login successful again. IKEv2 and Cisco AnyConnect Client Reconnect Feature. Then close the client PC abnormally, such as power off immediately. So, a DTLS tunnel is not built. 95% of the users using AnyConnect have this same problem... you open anyconnect you can connect without problems but always after 60sec or so Something strange would happen when I connected to a Firepower 2130 running Firepower Threat Defense with Cisco AnyConnect. Therefore, anyconnect will reconnect after one minute. blog.idmware.com/2019/12/client-side-fix-cisco-anyconnect.html After falling back to TLS, the AnyConnect client will continue to send DPDs via UDP in an attempt to reconnect DTLS. Basically, the AnyConnect client would contact the VPN gateway just fine, prompt for user credentials, authenticate and connect but then literally after about 3 seconds of being connected it would immediately drop and attempt to reconnect again. Login to one of the contexts use anyconnect. Solved: Hello Community, I need more minds on this, is driving me crazy! Symptom: ASA does not respond to DTLS requests when an alternative DTLS port is configured with the `dtls port ` command in the config-webvpn submode. Symptom: Sometimes UDP 443 traffic may become blocked during an active DTLS session; for example, when a user roams from one wireless network to another. Then you will see the session stuck in ASA, unless logoff by manually. Cisco recommends that you review the Guidelines and Limitations for AnyConnect on Windows 10 and Windows Phone 8.1 to be aware of current operational … and I cannot figure it our why. Anyone know of a setting to check as Cisco AnyConnect Secure Mobility Client Administrator Guide, Release 4.1 . Solved: Greetings, Running into an issue with AnyConnect constantly reconnecting to wireless. For more information, see the Configuring Auto Reconnect topic in the Configuring AnyConnect Features chapter (Release 2.5) or Configuring VPN Access chapter (releases 3.0 or 3.1) of the Cisco AnyConnect Secure Mobility Client Administrator Guide for your release. It includes these Resolved Issues in AnyConnect 4.1.03024 for Windows Phone . Conditions: ASA 9.0.2 and newer Anyconnect 3.x Alternate DTLS port configured Information About Configured IKEv2 Reconnect. AnyConnect VPN dropping connection after 1-2 minutes I ran into an issue recently regarding an unstable AnyConnect VPN connection from a laptop, through a DSL router (not mine), terminating at a Cisco ASA running IOS 9.1. Reconnect when roaming between 3G/Wifi networks —When enabled (default), AnyConnect does not limit the time that it takes to try to reconnect after losing a connection, after the device wakes up, or after changes occur in the connection type (such as EDGE(2G), 1xRTT(2G), 3G, or Wi-Fi). Symptom: ASA configure "vpn-idle-timeout 1" and "vpn-session-timeout 1". The Auto Reconnect feature in the Cisco AnyConnect client helps the Cisco AnyConnect VPN client to remember the session for a period of time and to resume the connection after establishing the secure channel. I have ISE set to recheck posture every 7 days and this started popping up after the WLC's were updated to 8.2.110.0. AnyConnect 4.1.03024 is a release candidate for Cisco AnyConnect Secure Mobility Client on Windows Phone mobile devices. On Windows Phone mobile devices falling back to TLS ( TCP 443 ) mobile. Administrator Guide, Release 4.1 I have ISE set to recheck posture every 7 days and started! 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