....

sent [LCP EchoReq id=0x36 magic=0x2ec792c6]
rcvd [LCP EchoRep id=0x36 magic=0x3ea612b2] c1 46 98 0f 83 06 c1 46 98 19 63 6f 72 74 65 63 68 40 6c 69 62 65 72 6f 6d 69 6e 69 00 00 00 00 ...
sent [LCP EchoReq id=0x37 magic=0x2ec792c6]
sent [LCP EchoReq id=0x38 magic=0x2ec792c6]
sent [LCP EchoReq id=0x39 magic=0x2ec792c6]
sent [LCP EchoReq id=0x3a magic=0x2ec792c6]
sent [LCP EchoReq id=0x3b magic=0x2ec792c6]
sent [LCP EchoReq id=0x3c magic=0x2ec792c6]
No response to 6 echo-requests
Serial link appears to be disconnected.
ipcp: down
Untimeout 0x4149f0:0x0.
Script /etc/ppp/ip-down started (pid 1937)
Couldn't increase MTU to 1500.
Couldn't increase MRU to 1500
sent [LCP TermReq id=0x2 "Peer not responding"]
Script /etc/ppp/ip-down finished (pid 1937), status = 0x0
sent [LCP TermReq id=0x3 "Peer not responding"]
Terminating on signal 15.
Modem hangup
Untimeout 0x407a64:0x1004a8b0.
Connection terminated.
Connect time 10.2 minutes.
Sent 61707 bytes, received 235698 bytes.
Doing disconnect

.....