[  875.373585][T11247] PPP generic driver version 2.4.2
[  875.381233][T11247] NET: Registered PF_PPPOX protocol family
[  875.404135][T11247] l2tp_core: L2TP core driver, V2.0
[  875.411108][T11247] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  880.468510][T11326] ppp0: recursion detected
[  880.480185][    C0] ppp0: recursion detected
[  881.529778][T11284] ppp0: recursion detected