[  872.912769][T11251] PPP generic driver version 2.4.2
[  872.919657][T11251] NET: Registered PF_PPPOX protocol family
[  872.944895][T11251] l2tp_core: L2TP core driver, V2.0
[  872.952178][T11251] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  878.135959][T11331] ppp0: recursion detected
[  879.184576][T11291] ppp0: recursion detected