Hello, I can't send emails in my VPS, I check the Iptables and port 25 is open:
[
[email protected] /]# iptables -L -n
Chain INPUT (policy ACCEPT)
target prot opt source destination
ACCEPT tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:25
cP-Firewall-1-INPUT all -- 0.0.0.0/0 0.0.0.0/0
ACCEPT all -- 0.0.0.0/0...