After some changes on server or in local packages now during trial to connect vpn server I receive 404 error response. Preiously I was using configuration for NetworkManager under Gnome with success for 2 years. I already found a solution when debug connection with command line openconnect client.
It requires adding parameter --useragent=AnyConnect and connection is working fine
Now it's time to update NetworkManager. I didnt't found any field in gui to enter this parameter or add custom parameters to pass to openconnect.
I've found that config reflecting graphic form is located in:/etc/NetworkManager/system-connections/VPN 1.nmconnection
I'v added 'useragent=AnyConnect' line to [vpn] and even after restart of system (to reload configs) vpn connection window reports 404 still
How I should pass this parameter?
Here is [vpn] section from my config:
[vpn]authtype=certautoconnect-flags=0cacert=/etc/pki/tls/certs/Company_Root_CA.crtcertsigs-flags=0cookie-flags=2enable_csd_trojan=nogateway=vpn.net.company.com/EE-Linuxgateway-flags=2gwcert-flags=2lasthost-flags=0pem_passphrase_fsid=noprevent_invalid_cert=noprotocol=anyconnectresolve-flags=2stoken_source=manualuseragent=AnyConnectusercert=/home/user/keys/user.crtuserkey=/home/user/keys/user.keyxmlconfig-flags=0service-type=org.freedesktop.NetworkManager.openconnect