Work with openstack security Groups - Denied outgoing SMTP

Question

i am working in a openstack cloud as reseller an try to find out a solution to denied outgoing SMTP Connections for new instances.

I find out, I can add new security groups using the nova client. but how to create a rule for denied anything?

someone know this?

thank you

score 1 · Answer 1 · answered Oct 16 '17 at 14:53

1

Try to delete the default egress security group rules in your default security group.

And another way is simply disconnect your local SMTP server connection so it won't send anything outgoing.

answered Oct 16 '17 at 14:53

Lucas H. Xu

i solve it. create new SecGroup, delete default rules. allow TCP 1-24 and 25-65xxx – nbx Oct 17 '17 at 09:37
great! glad to hear that. – Lucas H. Xu Oct 17 '17 at 18:00

1 Answers1