[  922.007209][T11251] PPP generic driver version 2.4.2
[  922.013660][T11251] NET: Registered PF_PPPOX protocol family
[  922.030962][T11251] l2tp_core: L2TP core driver, V2.0
[  922.044121][T11251] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  927.190480][T11330] ppp0: recursion detected
[  928.251996][T11289] ppp0: recursion detected