Please help config mail.properties using cox broadband

[tamnle123]

I am using cox internet service and need to use third party email that use port 25 however cox block port 25. They said that any outbound SMTP must be routed through a Cox SMTP server but I don't know how to config this. Please help, I try to config mail under
WEB-INF\classes\mail.properties

mail.smtp.host=smtp.west.cox.net
mail.smtp.username=[e-mail]
mail.smtp.password=test123
third party email such as ...
wisecheck.com
port 25
user = [e-mail]
password = test