Can't you just use gateway IP? I'm not familiar with LTE interfaces... . [marcin.przysowa@SXTR_LTE6] > ip address print detail where interface=lte1 Flags: X - disabled, I - invalid, D - dynamic 0 D address=37.109.59.226/32 network=37.109.59.226 interface=lte1 actual-interface=lte1 . Nope, all combi...