There is no output of ddos -v

[dikkatdeli]

My version is CentOS Linux release 7.6.1810 (Core)

There is no output with these commands :

ddos -v -4 ddos -v4 ddos -v 4 ddos -v[4|6] ddos -v[4]

[dazz397]

Same problem here. Did you ever figure it out?

[dikkatdeli]

Same problem here. Did you ever figure it out?

nope. I did not. I already removed it and used Cloudflare to protect my server.