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jonathankang

  1. NetworkManager[9457]: <warn>  Connection disconnected (reason -4)
  2. NetworkManager[9457]: <debug> [1481786011.876817] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP;broadcast,multicast,up> mtu 0 arp 1 wifi init driver ath9k
  3. NetworkManager[9457]: <debug> [1481786011.876886] [devices/nm-device.c:1575] link_changed_cb(): [0xe30a40] (wlan0): queued link change for ifindex 3
  4. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: completed -> disconnected
  5. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: disconnected -> scanning
  6. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: scanning -> authenticating
  7. NetworkManager[9457]: <debug> [1481786013.128688] [nm-device-wifi.c:341] find_active_ap(): [0xe30a40] (wlan0): active BSSID: 00:00:00:00:00:00
  8. NetworkManager[9457]: <info>  (wlan0): roamed from BSSID 5C:D9:98:5C:D7:52 (dlink) to (none) ((none))
  9. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: authenticating -> associating
  10. NetworkManager[9457]: <debug> [1481786013.241941] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP,LOWER_UP;broadcast,multicast,up,lowerup> mtu 0 arp 1 wifi init driver ath9k
  11. NetworkManager[9457]: <debug> [1481786013.242082] [devices/nm-device.c:1575] link_changed_cb(): [0xe30a40] (wlan0): queued link change for ifindex 3
  12. NetworkManager[9457]: <debug> [1481786013.242413] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP,LOWER_UP;broadcast,multicast,up,lowerup> mtu 1500 arp 1 wifi init addr 20:16:D8:55:38:58 driver ath9k
  13. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: associating -> associated
  14. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: associated -> 4-way handshake
  15. NetworkManager[9457]: <debug> [1481786017.815874] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP;broadcast,multicast,up> mtu 1500 arp 1 wifi init addr 20:16:D8:55:38:58 driver ath9k
  16. NetworkManager[9457]: <debug> [1481786017.816026] [devices/nm-device.c:1575] link_changed_cb(): [0xe30a40] (wlan0): queued link change for ifindex 3
  17. NetworkManager[9457]: <debug> [1481786017.860030] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP;broadcast,multicast,up> mtu 0 arp 1 wifi init driver ath9k
  18. NetworkManager[9457]: <debug> [1481786017.860115] [devices/nm-device.c:1575] link_changed_cb(): [0xe30a40] (wlan0): queued link change for ifindex 3
  19. NetworkManager[9457]: <warn>  Connection disconnected (reason -4)
  20. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: 4-way handshake -> disconnected
  21. NetworkManager[9457]: <info>  (wlan0): Activation: (wifi) disconnected during association, asking for new key
  22. NetworkManager[9457]: <info>  (wlan0): device state change: activated -> need-auth (reason 'supplicant-disconnect') [100 60 8]
  23. NetworkManager[9457]: <debug> [1481786017.865986] [devices/nm-device.c:8025] nm_device_remove_pending_action(): [0xe30a40] (wlan0): remove_pending_action (0): 'dhcp4' not pending (expected)
  24. NetworkManager[9457]: <debug> [1481786017.866028] [NetworkManagerUtils.c:805] nm_utils_kill_child_sync(): kill child process 'dhcp-client-wlan0' (9898): waiting up to 500 milliseconds for process to terminate normally after sending SIGTERM (15)...
  25. NetworkManager[9457]: <debug> [1481786017.884165] [NetworkManagerUtils.c:781] nm_utils_kill_child_sync(): kill child process 'dhcp-client-wlan0' (9898): after sending SIGTERM (15), process 9898 exited by signal 15 (18126 usec elapsed)
  26. NetworkManager[9457]: <info>  (wlan0): canceled DHCP transaction, DHCP client pid 9898
  27. NetworkManager[9457]: <info>  (wlan0): DHCPv4 state changed bound -> done
  28. NetworkManager[9457]: <debug> [1481786017.884495] [devices/nm-device.c:8025] nm_device_remove_pending_action(): [0xe30a40] (wlan0): remove_pending_action (0): 'dhcp6' not pending (expected)
  29. NetworkManager[9457]: <debug> [1481786017.884520] [devices/nm-device.c:8025] nm_device_remove_pending_action(): [0xe30a40] (wlan0): remove_pending_action (0): 'autoconf6' not pending (expected)
  30. NetworkManager[9457]: <debug> [1481786017.884668] [nm-connectivity.c:271] nm_connectivity_set_online(): connectivity: set offline
  31. NetworkManager[9457]: <debug> [1481786017.884688] [nm-connectivity.c:108] update_state(): connectivity: state changed from FULL to NONE
  32. NetworkManager[9457]: <debug> [1481786017.884706] [nm-manager.c:4290] connectivity_changed(): connectivity checking indicates NONE
  33. NetworkManager[9457]: <info>  NetworkManager state is now CONNECTING
  34. NetworkManager[9457]: <debug> [1481786017.884766] [nm-active-connection.c:518] check_master_ready(): active-connection[0xdcc240]: not signalling master-ready (no master)
  35. NetworkManager[9457]: <debug> [1481786017.885283] [nm-manager.c:4401] policy_activating_device_changed(): ActivatingConnection now dlink
  36. NetworkManager[9457]: <debug> [1481786017.885356] [nm-dispatcher.c:444] _dispatcher_call(): (6) (wlan0) dispatching action 'down'
  37. NetworkManager[9457]: <debug> [1481786017.887288] [settings/nm-agent-manager.c:1255] nm_agent_manager_get_secrets(): Secrets requested for connection /org/freedesktop/NetworkManager/Settings/0 (dlink/802-11-wireless-security)
  38. NetworkManager[9457]: <debug> [1481786017.887469] [settings/nm-agent-manager.c:584] request_add_agent(): (:1.45/org.gnome.Shell.NetworkAgent/1000) agent allowed for secrets request 0xe990a0/dlink
  39. NetworkManager[9457]: <debug> [1481786017.887524] [settings/nm-settings-connection.c:998] nm_settings_connection_get_secrets(): settings-connection[0xde0b30,8c668504-6ca4-4bd4-ae63-cfbb09d4b29e]: (802-11-wireless-security:3) secrets requested flags 0x3 hints '(none)'
  40. NetworkManager[9457]: <debug> [1481786017.888702] [settings/nm-agent-manager.c:1166] get_start(): (0xe990a0/dlink/802-11-wireless-security) system settings secrets insufficient, asking agents
  41. NetworkManager[9457]: <debug> [1481786017.888763] [settings/nm-agent-manager.c:621] request_next_agent(): (:1.45/org.gnome.Shell.NetworkAgent/1000) agent getting secrets for request 0xe990a0/dlink
  42. NetworkManager[9457]: <debug> [1481786017.888789] [settings/nm-agent-manager.c:1077] get_next_cb(): flags 3, existing 0xe9d8c0, has_system 0
  43. NetworkManager[9457]: <debug> [1481786017.888810] [settings/nm-agent-manager.c:1095] get_next_cb(): (0xe990a0/dlink/802-11-wireless-security) request has system secrets; checking agent :1.45 for MODIFY
  44. NetworkManager[9457]: <debug> [1481786017.888896] [nm-auth-manager.c:302] nm_auth_manager_polkit_authority_check_authorization(): auth: call[36]: CheckAuthorization(org.freedesktop.NetworkManager.settings.modify.own), subject=unix-process[pid=2596, uid=1000, start=3989]
  45. NetworkManager[9457]: <debug> [1481786017.901627] [nm-auth-manager.c:210] check_authorization_cb(): auth: call[36]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
  46. NetworkManager[9457]: <debug> [1481786017.902493] [settings/nm-agent-manager.c:978] get_agent_modify_auth_cb(): (:1.45/org.gnome.Shell.NetworkAgent/1000) agent 0xe990a0/dlink/802-11-wireless-security MODIFY check result YES
  47. NetworkManager[9457]: <debug> [1481786017.957281] [nm-dispatcher.c:304] dispatcher_results_process(): (6) autofs succeeded
  48. NetworkManager[9457]: <debug> [1481786017.957369] [nm-dispatcher.c:304] dispatcher_results_process(): (6) nfs succeeded
  49. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: disconnected -> inactive
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  76. NetworkManager[9457]: <debug> [1481786029.722373] [settings/nm-agent-manager.c:850] get_done_cb(): (:1.45/org.gnome.Shell.NetworkAgent/1000) agent returned secrets for request 0xe990a0/dlink/802-11-wireless-security
  77. NetworkManager[9457]: <debug> [1481786029.722479] [settings/nm-settings-connection.c:822] agent_secrets_done_cb(): settings-connection[0xde0b30,8c668504-6ca4-4bd4-ae63-cfbb09d4b29e]: (802-11-wireless-security:3) secrets returned from agent :1.45
  78. NetworkManager[9457]: <debug> [1481786029.722535] [settings/nm-settings-connection.c:861] agent_secrets_done_cb(): settings-connection[0xde0b30,8c668504-6ca4-4bd4-ae63-cfbb09d4b29e]: (802-11-wireless-security:3) secrets request completed
  79. NetworkManager[9457]: <debug> [1481786029.724978] [settings/nm-settings-connection.c:896] agent_secrets_done_cb(): settings-connection[0xde0b30,8c668504-6ca4-4bd4-ae63-cfbb09d4b29e]: (802-11-wireless-security:3) saving new secrets to backing storage
  80. NetworkManager[9457]: <debug> [1481786029.726562] [devices/nm-device.c:2782] nm_device_activate_schedule_stage1_device_prepare(): [0xe30a40] (wlan0): Activation: Stage 1 of 5 (Device Prepare) scheduled...
  81. NetworkManager[9457]: <debug> [1481786029.727036] [devices/nm-device.c:2741] nm_device_activate_stage1_device_prepare(): [0xe30a40] (wlan0): Activation: Stage 1 of 5 (Device Prepare) started...
  82. NetworkManager[9457]: <info>  (wlan0): device state change: need-auth -> prepare (reason 'none') [60 40 0]
  83. NetworkManager[9457]: <debug> [1481786029.727348] [devices/nm-device.c:2901] nm_device_activate_schedule_stage2_device_config(): [0xe30a40] (wlan0): Activation: Stage 2 of 5 (Device Configure) scheduled...
  84. NetworkManager[9457]: <debug> [1481786029.727386] [devices/nm-device.c:2759] nm_device_activate_stage1_device_prepare(): [0xe30a40] (wlan0): Activation: Stage 1 of 5 (Device Prepare) complete.
  85. NetworkManager[9457]: <debug> [1481786029.727659] [devices/nm-device.c:2813] nm_device_activate_stage2_device_config(): [0xe30a40] (wlan0): Activation: Stage 2 of 5 (Device Configure) starting...
  86. NetworkManager[9457]: <info>  (wlan0): device state change: prepare -> config (reason 'none') [40 50 0]
  87. NetworkManager[9457]: <debug> [1481786029.727852] [devices/nm-device.c:7098] nm_device_bring_up(): [0xe30a40] (wlan0): bringing up device.
  88. NetworkManager[9457]: <debug> [1481786029.727891] [platform/nm-platform.c:1118] nm_platform_link_set_up(): platform: link: setting up 'wlan0' (3)
  89. NetworkManager[9457]: <debug> [1481786029.727927] [platform/nm-linux-platform.c:2979] link_change_flags(): platform-linux: link: change 3: flags set 'up' (1)
  90. NetworkManager[9457]: <debug> [1481786029.728032] [platform/nm-linux-platform.c:2839] do_change_link(): platform-linux: do-change-link: success changing link 3
  91. NetworkManager[9457]: <debug> [1481786029.728320] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP;broadcast,multicast,up> mtu 1500 arp 1 wifi init addr 20:16:D8:55:38:58 driver ath9k
  92. NetworkManager[9457]: <debug> [1481786029.728378] [devices/nm-device.c:1575] link_changed_cb(): [0xe30a40] (wlan0): queued link change for ifindex 3
  93. NetworkManager[9457]: <info>  (wlan0): Activation: (wifi) connection 'dlink' has security, and secrets exist.  No new secrets needed.
  94. NetworkManager[9457]: <info>  Config: added 'ssid' value 'dlink'
  95. NetworkManager[9457]: <info>  Config: added 'scan_ssid' value '1'
  96. NetworkManager[9457]: <info>  Config: added 'key_mgmt' value 'WPA-PSK'
  97. NetworkManager[9457]: <info>  Config: added 'auth_alg' value 'OPEN'
  98. NetworkManager[9457]: <info>  Config: added 'psk' value '<omitted>'
  99. NetworkManager[9457]: <debug> [1481786029.728876] [devices/nm-device.c:2853] nm_device_activate_stage2_device_config(): [0xe30a40] (wlan0): Activation: Stage 2 of 5 (Device Configure) complete.
  100. NetworkManager[9457]: <info>  Config: set interface ap_scan to 1
  101. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: inactive -> scanning
  102. NetworkManager[9457]: <debug> [1481786030.720378] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP;broadcast,multicast,up> mtu 0 arp 1 wifi init driver ath9k
  103. NetworkManager[9457]: <debug> [1481786030.720468] [devices/nm-device.c:1575] link_changed_cb(): [0xe30a40] (wlan0): queued link change for ifindex 3
  104. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: scanning -> authenticating
  105. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: authenticating -> associating
  106. NetworkManager[9457]: <debug> [1481786031.205084] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP,LOWER_UP;broadcast,multicast,up,lowerup> mtu 0 arp 1 wifi init driver ath9k
  107. NetworkManager[9457]: <debug> [1481786031.205170] [devices/nm-device.c:1575] link_changed_cb(): [0xe30a40] (wlan0): queued link change for ifindex 3
  108. NetworkManager[9457]: <debug> [1481786031.205510] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP,LOWER_UP;broadcast,multicast,up,lowerup> mtu 1500 arp 1 wifi init addr 20:16:D8:55:38:58 driver ath9k
  109. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: associating -> associated
  110. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: associated -> 4-way handshake
  111. NetworkManager[9457]: <debug> [1481786031.904888] [platform/nm-platform.c:2896] log_link(): platform: signal: link changed: 3: wlan0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 wifi init addr 20:16:D8:55:38:58 driver ath9k
  112. NetworkManager[9457]: <debug> [1481786031.904991] [devices/nm-device.c:1575] link_changed_cb(): [0xe30a40] (wlan0): queued link change for ifindex 3
  113. NetworkManager[9457]: <info>  (wlan0): supplicant interface state: 4-way handshake -> completed
  114. NetworkManager[9457]: <info>  (wlan0): Activation: (wifi) Stage 2 of 5 (Device Configure) successful.  Connected to wireless network 'dlink'.
  115. NetworkManager[9457]: <debug> [1481786031.910790] [devices/nm-device.c:5500] nm_device_activate_schedule_stage3_ip_config_start(): [0xe30a40] (wlan0): Activation: setting firewall zone 'default'
  116. NetworkManager[9457]: <debug> [1481786031.910830] [nm-firewall-manager.c:194] nm_firewall_manager_add_or_change_zone(): (wlan0) firewall zone change -> default [5] (not running, simulate success)
  117. NetworkManager[9457]: <debug> [1481786031.910973] [nm-firewall-manager.c:136] add_or_change_idle_cb(): (wlan0) firewall zone call pretends success [5]
  118. NetworkManager[9457]: <debug> [1481786031.911012] [devices/nm-device.c:5463] fw_change_zone_cb(): [0xe30a40] (wlan0): Activation: Stage 3 of 5 (IP Configure Start) scheduled.
  119. NetworkManager[9457]: <debug> [1481786031.911060] [devices/nm-device.c:5399] nm_device_activate_stage3_ip_config_start(): [0xe30a40] (wlan0): Activation: Stage 3 of 5 (IP Configure Start) started...
  120. NetworkManager[9457]: <info>  (wlan0): device state change: config -> ip-config (reason 'none') [50 70 0]
  121. NetworkManager[9457]: <info>  Activation (wlan0) Beginning DHCPv4 transaction (timeout in 45 seconds)
  122. NetworkManager[9457]: <debug> [1481786031.911477] [dhcp-manager/nm-dhcp-dhclient.c:277] create_dhclient_config(): (wlan0): creating composite dhclient config /var/lib/NetworkManager/dhclient-wlan0.conf
  123. NetworkManager[9457]: <debug> [1481786031.911513] [dhcp-manager/nm-dhcp-dhclient.c:199] find_existing_config(): (wlan0) looking for existing config /etc/NetworkManager/dhclient-8c668504-6ca4-4bd4-ae63-cfbb09d4b29e.conf
  124. NetworkManager[9457]: <debug> [1481786031.911548] [dhcp-manager/nm-dhcp-dhclient.c:206] find_existing_config(): (wlan0) looking for existing config /etc/NetworkManager/dhclient-wlan0.conf
  125. NetworkManager[9457]: <debug> [1481786031.911581] [dhcp-manager/nm-dhcp-dhclient.c:212] find_existing_config(): (wlan0) looking for existing config /etc/NetworkManager/dhclient.conf
  126. NetworkManager[9457]: <debug> [1481786031.911612] [dhcp-manager/nm-dhcp-dhclient.c:226] find_existing_config(): (wlan0) looking for existing config /etc/dhcp/dhclient-wlan0.conf
  127. NetworkManager[9457]: <debug> [1481786031.911641] [dhcp-manager/nm-dhcp-dhclient.c:232] find_existing_config(): (wlan0) looking for existing config /etc/dhclient-wlan0.conf
  128. NetworkManager[9457]: <debug> [1481786031.911673] [dhcp-manager/nm-dhcp-dhclient.c:238] find_existing_config(): (wlan0) looking for existing config /etc/dhcp/dhclient.conf
  129. NetworkManager[9457]: <debug> [1481786031.911703] [dhcp-manager/nm-dhcp-dhclient.c:244] find_existing_config(): (wlan0) looking for existing config /etc/dhclient.conf
  130. NetworkManager[9457]: <debug> [1481786031.911732] [dhcp-manager/nm-dhcp-dhclient.c:283] create_dhclient_config(): (wlan0): merging existing dhclient config /etc/dhclient.conf
  131. NetworkManager[9457]: <debug> [1481786031.912392] [dhcp-manager/nm-dhcp-dhclient.c:440] dhclient_start(): running: /sbin/dhclient -d -q -sf /usr/lib/nm-dhcp-helper -pf /var/run/dhclient-wlan0.pid -lf /var/lib/NetworkManager/dhclient-8c668504-6ca4-4bd4-ae63-cfbb09d4b29e-wlan0.lease -cf /var/lib/NetworkManager/dhclient-wlan0.conf wlan0
  132. NetworkManager[9457]: <info>  dhclient started with pid 10117
  133. NetworkManager[9457]: <debug> [1481786031.915083] [devices/nm-device.c:7978] nm_device_add_pending_action(): [0xe30a40] (wlan0): add_pending_action (1): 'dhcp4'
  134. NetworkManager[9457]: <debug> [1481786031.915217] [platform/nm-linux-platform.c:2442] _log_dbg_sysctl_set_impl(): platform-linux: sysctl: setting '/proc/sys/net/ipv6/conf/wlan0/disable_ipv6' to '0' (current value is identical)
  135. NetworkManager[9457]: <debug> [1481786031.915480] [platform/nm-platform.c:1910] nm_platform_ip6_address_add(): platform: address: adding or updating IPv6 address: fe80::2216:d8ff:fe55:3858/64 lft forever pref forever lifetime 133-0[4294967295,4294967295] dev 3 flags permanent src unknown
  136. NetworkManager[9457]: <debug> [1481786031.915586] [platform/nm-linux-platform.c:2763] do_add_addrroute(): platform-linux: do-add-ip6-address: success adding object 3: fe80::2216:d8ff:fe55:3858/64
  137. NetworkManager[9457]: <debug> [1481786031.915650] [nm-route-manager.c:467] _vx_route_sync(): route-mgr6:   3: sync 0 IPv6 routes
  138. NetworkManager[9457]: <debug> [1481786031.915733] [platform/nm-linux-platform.c:2442] _log_dbg_sysctl_set_impl(): platform-linux: sysctl: setting '/proc/sys/net/ipv6/conf/wlan0/accept_ra' to '1' (current value is identical)
  139. NetworkManager[9457]: <debug> [1481786031.915778] [platform/nm-linux-platform.c:2442] _log_dbg_sysctl_set_impl(): platform-linux: sysctl: setting '/proc/sys/net/ipv6/conf/wlan0/accept_ra_defrtr' to '0' (current value is identical)
  140. NetworkManager[9457]: <debug> [1481786031.915819] [platform/nm-linux-platform.c:2442] _log_dbg_sysctl_set_impl(): platform-linux: sysctl: setting '/proc/sys/net/ipv6/conf/wlan0/accept_ra_pinfo' to '0' (current value is identical)
  141. NetworkManager[9457]: <debug> [1481786031.915858] [platform/nm-linux-platform.c:2442] _log_dbg_sysctl_set_impl(): platform-linux: sysctl: setting '/proc/sys/net/ipv6/conf/wlan0/accept_ra_rtr_pref' to '0' (current value is identical)
  142. NetworkManager[9457]: <debug> [1481786031.915920] [rdisc/nm-rdisc.c:340] nm_rdisc_start(): (wlan0): starting router discovery: 3
  143. NetworkManager[9457]: <debug> [1481786031.915938] [rdisc/nm-rdisc.c:345] nm_rdisc_start(): (wlan0): scheduling RA timeout in 30 seconds
  144. NetworkManager[9457]: <debug> [1481786031.915962] [rdisc/nm-lndp-rdisc.c:276] event_ready(): (wlan0): processing libndp events.
  145. NetworkManager[9457]: <debug> [1481786031.915982] [rdisc/nm-rdisc.c:316] solicit(): (wlan0): scheduling explicit router solicitation request in 0 seconds.
  146. NetworkManager[9457]: <debug> [1481786031.916039] [platform/nm-linux-platform.c:2442] _log_dbg_sysctl_set_impl(): platform-linux: sysctl: setting '/proc/sys/net/ipv6/conf/wlan0/use_tempaddr' to '1' (current value is identical)
  147. NetworkManager[9457]: <debug> [1481786031.916065] [devices/nm-device.c:5439] nm_device_activate_stage3_ip_config_start(): [0xe30a40] (wlan0): Activation: Stage 3 of 5 (IP Configure Start) complete.
  148. NetworkManager[9457]: <debug> [1481786031.946303] [nm-dbus-manager.c:178] private_server_new_connection(): (dhcp) accepted connection 0xe1c260 on private socket (fd 21).
  149. NetworkManager[9457]: <debug> [1481786031.948792] [dhcp-manager/nm-dhcp-client.c:223] reason_to_state(): (wlan0): unmapped DHCP state 'PREINIT'
  150. NetworkManager[9457]: <debug> [1481786031.948902] [dhcp-manager/nm-dhcp-client.c:773] nm_dhcp_client_handle_event(): (wlan0): DHCP reason 'PREINIT' -> state 'unknown'
  151. NetworkManager[9457]: <debug> [1481786031.950082] [nm-dbus-manager.c:133] private_server_message_filter(): (dhcp) closed connection 0xe1c260 on private socket (fd -1).
  152.  
  153. NetworkManager[9457]: <debug> [1481786032.129213] [rdisc/nm-rdisc.c:284] send_rs(): (wlan0): sending router solicitation
  154. NetworkManager[9457]: <debug> [1481786032.129417] [rdisc/nm-rdisc.c:292] send_rs(): (wlan0): scheduling router solicitation retry in 4 seconds.