`pppoe-discover -o padt -q $SESSION_ID -Q 1` - session id hex value is generated in wrong offset order (for example: if $SESSION_ID = 9000, then hex value of session id in packets will be increased: 0x2823 > 0x2923 > 0x2a23 - it should be: 0x2328 > 0x2329 > 0x232a)