Hi, I have installed Nettk on centos 7 with run level 5 mode. while running the nettkanalysis.py getting the attahed issue. kindly help me to solve this issue to explore nettk tool. 
Hi,
I have installed Nettk on centos 7 with run level 5 mode.
while running the nettkanalysis.py getting the attahed issue.
kindly help me to solve this issue to explore nettk tool.