[  820.888443][T10384] PPP generic driver version 2.4.2
[  820.896258][T10384] NET: Registered PF_PPPOX protocol family
[  820.924731][T10384] l2tp_core: L2TP core driver, V2.0
[  820.932423][T10384] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  826.159644][T10467] ppp0: recursion detected
[  827.214484][T10424] ppp0: recursion detected