Use stable LTS version of ubuntu instead of latest.

gizmoguy · gizmoguy · commit 1dbb774eb57b · 2019-05-21T14:03:09.000+12:00
diff --git a/Dockerfile b/Dockerfile
@@ -8,7 +8,7 @@
 # This host is built on top of ubuntu which is the same as the base-test image so should be most stable.
 #
 
-FROM ubuntu:latest
+FROM ubuntu:18.04
 
 RUN apt-get update && apt-get install -y net-tools iproute2 iputils-ping
 

Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,7 @@`
`8`	`8`	`# This host is built on top of ubuntu which is the same as the base-test image so should be most stable.`
`9`	`9`	`#`
`10`	`10`
`11`		`-FROM ubuntu:latest`
	`11`	`+FROM ubuntu:18.04`
`12`	`12`
`13`	`13`	`RUN apt-get update && apt-get install -y net-tools iproute2 iputils-ping`
`14`	`14`