Invalid packet KMP 301

[crequill]

Hi,

I'm using openconnect-git on archlinux. I'm trying a connection to a Junos
Pulse VPN. I've got a 'Invalid packet waiting for KMP 301' error. What's
wrong?

Here is the output:
GET https://<vpn_url>
Attempting to connect to server A.B.C.D:443
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
Got HTTP response: HTTP/1.1 302 Found
GET https://<vpn_url>/welcome.cgi
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
frmLogin
password:
POST https://<vpn_url>/login.cgi
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
Got HTTP response: HTTP/1.1 302 Moved
GET https://<vpn_url>/welcome.cgi?
p=preauth&id=<id>&signinRealmId=25
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
socket opened
GET https://<vpn_url>/welcome.cgi?p=preauth&id=<id>&signinRealmId=25
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
Got HTTP response: HTTP/1.1 302 Moved
GET https://<vpn_url>/login.cgi?loginmode=mode_postAuth&postauth=<id>
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
Got HTTP response: HTTP/1.1 302 Moved
GET https://<vpn_url>/welcome.cgi?p=user-confirm&id=<id>
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
POST https://<vpn_url>/login.cgi
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
Got HTTP response: HTTP/1.1 302 Moved
GET https://<vpn_url>/home/starter0.cgi?check=yes
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
Négociation SSL avec <vpn_url>
Connected to HTTPS on <vpn_url>
Invalid packet waiting for KMP 301
Creating SSL connection failed
java.lang.NullPointerException
at net.juniper.tnc.HttpNAR.HttpNAR.processCommands(HttpNAR.java:381)
at net.juniper.tnc.HttpNAR.HttpNAR.run(HttpNAR.java:261)
at net.juniper.tnc.NARPlatform.linux.LinuxHttpNAR.main(LinuxHttpNAR.java:52)

Best regards