1. The AnyConnect VPN Client for Linux is available from the OUCS Software downloads page for Linux; see release notes for details.
  2. Unpack the downloaded file using an archive manager or type tar -xzvf filename from a terminal window (replacing filename with the file’s name).
  3. In a terminal window, navigate to the newly created directory beginning ‘anyconnect’, then to the VPN directory.
  4. Start the installation by typing sudo ./vpn_install.sh


  1. To start the client either: • Select Cisco AnyConnect Secure Mobility Client from the Applications menu.
    • Type vpnui at the command line in the installation directory (for Ubuntu this is /opt/cisco/bin).
  2. Provide vpn.ox.ac.uk then Connect.
  3. Provide your Oxford username in the format abcd1234@ox.ac.uk and your Single Sign-On (SSO) password.


  1. Select the VPN icon in the system tray.
  2. Select Disconnect.

Advanced settings:

The Cisco AnyConnect VPN client requires an SSL tunnel (TCP port 443) and optionally a DTLS tunnel (UDP port 443).

VPN clients contact the VPN servers in the netblock

VPN clients will be given an IP address from the private IP ranges of or  These private addresses will be mapped to a public IP in the netblock by the use of dynamic PAT.

Further details are available on the OUCS VPN page.

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