diff --git a/.travis.yml b/.travis.yml
index 20e5ecd..eec8cbe 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -45,6 +45,7 @@ install:
   - if [[ $(echo "$TOXENV" | egrep -c "(py2[45]|py3[12])") == 0 ]]; then pip install tox; fi;
 
 script:
+  - ifconfig
   - tox
 
 notifications:
diff --git a/tox.ini b/tox.ini
index 477fa1c..3f23171 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,6 +6,7 @@ commands =
     {envpython} -V
     {envpython} -m compileall speedtest.py
     {envpython} speedtest.py
+    {envpython} speedtest.py --source 127.0.0.1 || true
 
 [testenv:flake8]
 basepython=python