USG6000 configure l2tp over ipsec and authenticate at AD server,can't login l2tp over ipsec.
AD server on firewall, it can connect with AD server successfully.
ad pakcet, it shows error code 24 as follows.
interface virtual-template configuration, it configured CHAP authentication
mode. For L2TP over IPSec authentication with AD server, it can’t support CHAP
For L2TP over IPSec authentication
with AD server, it can’t support CHAP authentication mode. But interface
virtual-template configured wrongly as CHAP authentication mode.
configuration at interface virtual-template to PAP authentication mode only.
to login L2TP over IPSec, it is successfully.