Jun 27 desktop kernel: [ 56.564074] Inbound IN=ppp0 OUT= MAC= SRC=126.96.36.199 DST=186.1 LEN=61 TOS=0x00 PREC=0x00 TTL=52 ID=40460 DF PROTO=47 Jun 27 desktop kernel: [ 56.944054] Inbound IN=ppp0 OUT= MAC= SRC=188.8.131.52 DST=186.1 LEN=60 TOS=0x00 PREC=0x00 TTL=52 ID=40461 DF PROTO=47 Jun 27 desktop pptp: nm-pptp-service-2064 log[pptp_read_some:pptp_ctrl.c:544]: read returned zero, peer has closed Jun 27 desktop pptp: nm-pptp-service-2064 log[callmgr_main:pptp_callmgr.c:258]: Closing connection (shutdown) Jun 27 desktop pptp: nm-pptp-service-2064 log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 12 'Call-Clear-Request' Jun 27 desktop pptp: nm-pptp-service-2064 log[pptp_read_some:pptp_ctrl.c:544]: read returned zero, peer has closed Jun 27 desktop pptp: nm-pptp-service-2064 log[call_callback:pptp_callmgr.c:79]: Closing connection (call state) Jun 27 desktop pppd: Modem hangup Jun 27 desktop pppd: Connection terminated.The user should, most times, not even notice that their connection has been managed for them; they should simply see uninterrupted network connectivity. Now the new Network Manager auto creates connections on a best effort base, but if those connections do not match your need (e.g.This issue is fixed in version 0.9 of Network Manager.
We would be looking at all the 5 options in the network connections one by one as to what information needs to be filled up.You would also need to give your private key particulars as well as a Private Key password. The best option for a standard setup is to open the file using The first user who logs into Ubuntu will see the NM-applet icon in the top panel.If more than one user is logged into Ubuntu, they will not see the icon (and will not be able to use the applet functionality).Clicking on that would make network-manager automatically try to resolve or making that connection happen for you. Systems settings are an option so one can configure connections system-wide, so they get enabled without you being logged in. After checking the box to use 802.1x security for the connection you have to choose which authenticated protocol to use from TLS, Tunneled TLS or Protected EAP.Would also need to give some identity as well as choose a user or/and some certifying authority's certificate.
Hint: Making any change to an existing wired connection will only be applied after you finish editing and then left-click the connection name (left-click the Network Manager icon to access the list of connections) or by rebooting your system.