[  871.479502][T12224] PPP generic driver version 2.4.2
[  871.485926][T12224] NET: Registered PF_PPPOX protocol family
[  871.503673][T12224] l2tp_core: L2TP core driver, V2.0
[  871.515986][T12224] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  876.984713][T12301] ppp0: recursion detected
[  878.051524][T12264] ppp0: recursion detected