Question what subnet mask and ip must I configure for new public ip wich will work with email

[soporte@informaticaca]

Hello, I don´t know what subnetmask and ip must I write in this box. I bought a public ip and I want to use it for my email server.

 

[Hex]

I bought a public ip

Ask the seller to assets you with this information or click Reread IP button in the IP Address page to fetch the private IP from the Network Adaptor.

 

[soporte@informaticaca]

Ask the seller to assets you with this information or click Reread IP button in the IP Address page to fetch the private IP from the Network Adaptor.

Thanks.