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My thunderbolt ethernet bridge is not working

Problem description:

My thunderbolt ethernet bridge is not working. It’s a Belkin Thunderbolt Express Dock. When I look at it in "network preferences" it just says "Not connected"


EtreCheck version: 2.2 (132)

Report generated 6/15/15, 9:33 AM

Download EtreCheck from http://etresoft.com/etrecheck


Click the [Click for support] links for help with non-Apple products.

Click the [Click for details] links for more information about that line.


Hardware Information: ℹ️

MacBook Pro (Retina, 15-inch, Late 2013) (Verified)

MacBook Pro - model: MacBookPro11,3

1 2.6 GHz Intel Core i7 CPU: 4-core

16 GB RAM Not upgradeable

BANK 0/DIMM0

8 GB DDR3 1600 MHz ok

BANK 1/DIMM0

8 GB DDR3 1600 MHz ok

Bluetooth: Good - Handoff/Airdrop2 supported

Wireless: en0: 802.11 a/b/g/n/ac

Battery: Health = Normal - Cycle count = 384 - SN = C01350200SMF9CRAZ


Video Information: ℹ️

Intel Iris Pro

NVIDIA GeForce GT 750M - VRAM: 2048 MB

Color LCD 2880 x 1800

DELL U2412M 1920 x 1200

DELL U2412M 1920 x 1200


System Software: ℹ️

OS X 10.10.1 (14B25) - Time since boot: 2 days 16:33:4


Disk Information: ℹ️

APPLE SSD SM0512F disk0 : (500.28 GB)

EFI (disk0s1) <not mounted> : 210 MB

Recovery HD (disk0s3) <not mounted> [Recovery]: 650 MB

Macintosh HD (disk1) / : 499.05 GB (113.87 GB free)

Core Storage: disk0s2 499.42 GB Online


USB Information: ℹ️

Apple Internal Memory Card Reader

Apple Inc. BRCM20702 Hub

Apple Inc. Bluetooth USB Host Controller

Apple Inc. Apple Internal Keyboard / Trackpad

Logitech USB Receiver

C-Media Electronics Inc. USB PnP Sound Device


Thunderbolt Information: ℹ️

Apple Inc. thunderbolt_bus

Belkin International, Inc. Express Dock


Configuration files: ℹ️

/etc/hosts - Count: 7


Gatekeeper: ℹ️

Mac App Store and identified developers


Kernel Extensions: ℹ️

/Library/Application Support/VirtualBox

[loaded] org.virtualbox.kext.VBoxDrv (4.3.20) [Click for support]

[loaded] org.virtualbox.kext.VBoxNetAdp (4.3.20) [Click for support]

[loaded] org.virtualbox.kext.VBoxNetFlt (4.3.20) [Click for support]

[loaded] org.virtualbox.kext.VBoxUSB (4.3.20) [Click for support]


/Library/Extensions

[loaded] com.sophos.driver.devctrl (9.1.56 - SDK 10.6) [Click for support]

[not loaded] com.sophos.kext.sav (9.1.55 - SDK 10.7) [Click for support]

[loaded] com.sophos.nke.swi (9.1.50 - SDK 10.8) [Click for support]


/Library/StartupItems/DoubleCommand

[not loaded] com.baltaks.driver.DoubleCommand (1.7 - SDK 10.8) [Click for support]


Startup Items: ℹ️

ChmodBPF: Path: /Library/StartupItems/ChmodBPF

DoubleCommand: Path: /Library/StartupItems/DoubleCommand

Startup items are obsolete in OS X Yosemite


Launch Agents: ℹ️

[loaded] com.citrix.AuthManager_Mac.plist [Click for support]

[running] com.citrix.ReceiverHelper.plist [Click for support]

[running] com.citrix.ServiceRecords.plist [Click for support]

[loaded] com.google.keystone.agent.plist [Click for support]

[loaded] com.oracle.java.Java-Updater.plist [Click for support]

[running] com.pianomarvel.plugin.plist [Click for support]

[running] com.sophos.uiserver.plist [Click for support]

[failed] net.juniper.pulsetray.plist [Click for support]


Launch Daemons: ℹ️

[loaded] com.google.keystone.daemon.plist [Click for support]

[loaded] com.oracle.java.Helper-Tool.plist [Click for support]

[loaded] com.oracle.java.JavaUpdateHelper.plist [Click for support]

[failed] com.sophos.autoupdate.plist [Click for support] [Click for details]

[failed] net.juniper.AccessService.plist [Click for support]

[not loaded] net.juniper.UninstallPulse.plist [Click for support]

[not loaded] org.virtualbox.startup.plist [Click for support]


User Launch Agents: ℹ️

[not loaded] org.virtualbox.vboxwebsrv.plist [Click for support]


User Login Items: ℹ️

iTunesHelper Application (/Applications/iTunes.app/Contents/MacOS/iTunesHelper.app)

Screenhero Application Hidden (/Applications/Screenhero.app)

Flux Application (/Applications/Flux.app)

Dropbox Application (/Applications/Dropbox.app)


Internet Plug-ins: ℹ️

net.juniper.DSSafariExtensions: Version: Unknown [Click for support]

Default Browser: Version: 600 - SDK 10.10

QuickTime Plugin: Version: 7.7.3

o1dbrowserplugin: Version: 5.41.0.0 - SDK 10.8 [Click for support]

CitrixICAClientPlugIn: Version: 11.8.2 - SDK 10.7 [Click for support]

Google Earth Web Plug-in: Version: 7.1 [Click for support]

googletalkbrowserplugin: Version: 5.41.0.0 - SDK 10.8 [Click for support]

Silverlight: Version: 5.1.30317.0 - SDK 10.6 [Click for support]

MeetingJoinPlugin: Version: Unknown - SDK 10.2 [Click for support]

JavaAppletPlugin: Version: Java 8 Update 25 Check version


User internet Plug-ins: ℹ️

thinkorswim plugin_x86_64: Version: thinkorswim_x86_64 1.0.0.0 - SDK 10.7 [Click for support]

tossc plugin_x86_64: Version: TOS Sharing Center plugin_x86_64 1.0.0.0 - SDK 10.7 [Click for support]

WebEx64: Version: 1.0 - SDK 10.6 [Click for support]


3rd Party Preference Panes: ℹ️

Double Command [Click for support]

FUSE for OS X (OSXFUSE) [Click for support]

Java [Click for support]


Time Machine: ℹ️

Time Machine not configured!


Top Processes by CPU: ℹ️

6% coreaudiod

5% WindowServer

3% fontd

2% Google Chrome

1% Google Chrome Helper(16)


Top Processes by Memory: ℹ️

1.33 GB Google Chrome Helper(16)

1.05 GB kernel_task

442 MB idea

164 MB WindowServer

147 MB Google Chrome


Virtual Memory Information: ℹ️

10.00 GB Free RAM

5.85 GB Used RAM

109 MB Swap Used


Diagnostics Information: ℹ️

Jun 15, 2015, 09:33:07 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093307_[redacted].c rash

Jun 15, 2015, 09:32:57 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093257_[redacted].c rash

Jun 15, 2015, 09:32:47 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093247_[redacted].c rash

Jun 15, 2015, 09:32:37 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093237_[redacted].c rash

Jun 15, 2015, 09:32:27 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093227_[redacted].c rash

Jun 15, 2015, 09:32:17 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093217_[redacted].c rash

Jun 15, 2015, 09:32:07 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093207_[redacted].c rash

Jun 15, 2015, 09:31:56 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093156_[redacted].c rash

Jun 15, 2015, 09:31:46 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093146_[redacted].c rash

Jun 15, 2015, 09:31:36 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093136_[redacted].c rash

Jun 15, 2015, 09:31:26 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093126_[redacted].c rash

Jun 15, 2015, 09:31:16 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093116_[redacted].c rash

Jun 15, 2015, 09:31:06 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093106_[redacted].c rash

Jun 15, 2015, 09:30:56 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093056_[redacted].c rash

Jun 15, 2015, 09:30:46 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093046_[redacted].c rash

Jun 15, 2015, 09:30:36 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093036_[redacted].c rash

Jun 15, 2015, 09:30:26 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093026_[redacted].c rash

Jun 15, 2015, 09:30:16 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093016_[redacted].c rash

Jun 15, 2015, 09:30:06 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-093006_[redacted].c rash

Jun 15, 2015, 09:29:56 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-15-092956_[redacted].c rash

Jun 13, 2015, 11:15:36 AM /Library/Logs/DiagnosticReports/discoveryd_2015-06-13-111536_[redacted].crash

Jun 13, 2015, 10:50:45 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-105045_[redacted].c rash

Jun 13, 2015, 10:50:35 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-105035_[redacted].c rash

Jun 13, 2015, 10:50:25 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-105025_[redacted].c rash

Jun 13, 2015, 10:50:15 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-105015_[redacted].c rash

Jun 13, 2015, 10:50:05 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-105005_[redacted].c rash

Jun 13, 2015, 10:49:55 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104955_[redacted].c rash

Jun 13, 2015, 10:49:45 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104945_[redacted].c rash

Jun 13, 2015, 10:49:34 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104934_[redacted].c rash

Jun 13, 2015, 10:49:24 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104924_[redacted].c rash

Jun 13, 2015, 10:49:14 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104914_[redacted].c rash

Jun 13, 2015, 10:49:04 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104904_[redacted].c rash

Jun 13, 2015, 10:48:54 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104854_[redacted].c rash

Jun 13, 2015, 10:48:44 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104844_[redacted].c rash

Jun 13, 2015, 10:48:34 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104834_[redacted].c rash

Jun 13, 2015, 10:48:24 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104824_[redacted].c rash

Jun 13, 2015, 10:48:14 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104814_[redacted].c rash

Jun 13, 2015, 10:48:04 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104804_[redacted].c rash

Jun 13, 2015, 10:47:43 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104743_[redacted].c rash

Jun 13, 2015, 10:47:33 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104733_[redacted].c rash

Jun 12, 2015, 04:59:46 PM Self test - passed

Jun 12, 2015, 04:38:24 PM /Library/Logs/DiagnosticReports/com.apple.AmbientDisplayAgent_2015-06-12-163824 _[redacted].crash

Jun 13, 2015, 10:47:54 AM /Library/Logs/DiagnosticReports/SophosAutoUpdate_2015-06-13-104754_[redacted].c rash


Posted on Jun 15, 2015 8:38 AM

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1 reply

My thunderbolt ethernet bridge is not working

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