[  630.880651][T10245] PPP generic driver version 2.4.2
[  630.889043][T10245] NET: Registered PF_PPPOX protocol family
[  630.904309][T10245] l2tp_core: L2TP core driver, V2.0
[  630.909196][T10245] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  635.752566][T10312] ppp0: recursion detected
[  635.791275][    C2] ppp0: recursion detected
[  636.794077][T10277] ppp0: recursion detected