[  829.413366][T12121] PPP generic driver version 2.4.2
[  829.428252][T12121] NET: Registered PF_PPPOX protocol family
[  829.445545][T12121] l2tp_core: L2TP core driver, V2.0
[  829.451968][T12121] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  834.888803][T12193] ppp0: recursion detected
[  834.913093][    C1] ppp0: recursion detected
[  835.121105][    C1] ppp0: recursion detected
[  835.536790][    C1] ppp0: recursion detected
[  835.969306][T12154] ppp0: recursion detected