Aug 25 08:28:04 ubuntu dhclient: There is already a pid file /var/run/dhclient.eth0.pid with pid 6832
Aug 25 08:28:04 ubuntu dhclient: killed old client process, removed PID file
Aug 25 08:28:04 ubuntu dhclient: Internet Systems Consortium DHCP Client V3.1.3
Aug 25 08:28:04 ubuntu dhclient: Copyright 2004-2009 Internet Systems Consortium.
Aug 25 08:28:04 ubuntu dhclient: All rights reserved.
Aug 25 08:28:04 ubuntu dhclient: For info, please visit
https://www.isc.org/software/dhcp/Aug 25 08:28:04 ubuntu dhclient:
Aug 25 08:28:04 ubuntu dhclient: Listening on LPF/eth0/00:1b:fc:b0:93:0d
Aug 25 08:28:04 ubuntu dhclient: Sending on LPF/eth0/00:1b:fc:b0:93:0d
Aug 25 08:28:04 ubuntu dhclient: Sending on Socket/fallback
Aug 25 08:28:04 ubuntu dhclient: DHCPRELEASE on eth0 to 172.16.0.1 port 67
Aug 25 08:28:04 ubuntu pppd[6906]: Modem hangup
Aug 25 08:28:04 ubuntu pppd[6612]: error receiving pppoe packet: Network is down
Aug 25 08:28:04 ubuntu pppd[6337]: error receiving pppoe packet: Network is down
Aug 25 08:28:04 ubuntu dhclient: receive_packet failed on eth0: Network is down
Aug 25 08:28:04 ubuntu dhclient: receive_packet failed on eth0: Network is down
Aug 25 08:28:04 ubuntu pppd[6906]: Connect time 9.5 minutes.
Aug 25 08:28:04 ubuntu pppd[6906]: Sent 201182 bytes, received 307885 bytes.
Aug 25 08:28:04 ubuntu pppd[6906]: ioctl(SIOCDARP): No such file or directory
Aug 25 08:28:04 ubuntu pppd[6906]: restoring old default route to eth0 [172.16.0.1]
Aug 25 08:28:04 ubuntu pppd[6906]: restore default route ioctl(SIOCADDRT): No such process
Aug 25 08:28:04 ubuntu pppd[6906]: Connection terminated.