pppd 2.4.0 started by root, uid 0
using interface ppp0
connect: ppp0 <--> /dev/pts/1
localhost kernel: HDCC line discipline registered
N_HLDC line discipline registered
LCP: timeout sending config-requests
connection terminated
using interface ppp0
connect: ppp0 <--> /dev/pts/2
modem hangup
connection terminated
couldn't attach to PPP unit 0: Invalid argument
using interface ppp0
connect: ppp0 <--> /dev/pts/1
localhost kernel: HDCC line discipline registered
N_HLDC line discipline registered
LCP: timeout sending config-requests
connection terminated
using interface ppp0
connect: ppp0 <--> /dev/pts/2
modem hangup
connection terminated
couldn't attach to PPP unit 0: Invalid argument