Pppd[3074]: (None of the available passwords would let it use an IP address.) почему?

Question

[kpalagin]

При попытке подключения по L2TP-psk получаю в статусе

Jun 23 18:27:27 VMware-test xl2tpd[1519]: Call established with 172.16.0.177, PID: 3074, Local: 35368, Remote: 1, Serial: 0
Jun 23 18:27:27 VMware-test pppd[3074]: The remote system is required to authenticate itself
Jun 23 18:27:27 VMware-test pppd[3074]: but I couldn't find any suitable secret (password) for it to use to do so.
Jun 23 18:27:27 VMware-test pppd[3074]: (None of the available passwords would let it use an IP address.)
Jun 23 18:27:27 VMware-test xl2tpd[1519]: child_handler : pppd exited for call 1 with code 1
Jun 23 18:27:27 VMware-test xl2tpd[1519]: call_close: Call 35368 to 172.16.0.177 disconnected

Подскажите пожалуйста куда копать