diff --git a/docs/aubuf/.gitignore b/docs/aubuf/.gitignore
index 9f2393473..317ae13ee 100644
--- a/docs/aubuf/.gitignore
+++ b/docs/aubuf/.gitignore
@@ -4,3 +4,4 @@ underrun.dat
 plots
 ajb.json
 mcplots
+.env
diff --git a/docs/aubuf/env-template b/docs/aubuf/env-template
new file mode 100644
index 000000000..4a690b693
--- /dev/null
+++ b/docs/aubuf/env-template
@@ -0,0 +1,4 @@
+target=1.2.3.4
+netif=eno1
+once=true
+
diff --git a/docs/aubuf/generate_plots.sh b/docs/aubuf/generate_plots.sh
index d805de365..176a75f31 100755
--- a/docs/aubuf/generate_plots.sh
+++ b/docs/aubuf/generate_plots.sh
@@ -1,10 +1,15 @@
 #!/bin/bash
 
-#target=192.168.110.192
-#netif=eno1
-target=10.1.0.215
-netif=enp8s0
-once=true
+if [ ! -f .env ]; then
+    echo ".env is missing. Copy and edit env-template!"
+    exit 1
+fi
+
+export `cat .env`
+
+echo "target: $target"
+echo "netif:  $netif"
+echo "once:   $once"
 
 function init_jitter () {
     sudo ip link add ifb1 type ifb || :