Configuring POP3 and SMTP Servers for AS1 Email Configuring the POP3 AS1 Email Server 1. In TIBCO Administrator, expand BusinessConnect > System Settings > Inbound Mail POP3 Servers. 2. Configure the POP3 Server as explained in Inbound Mail POP3 Servers. 3. Redeploy BusinessConnect. Configuring an SMTP Server for a Host To enable communication for a host through an SMTP server, see • Adding a Proxy for a Host • Selecting the Default Proxy for a Host Configuring an SMTP Server for a Partner To enable use of an SMTP server for a partner, see • Proxy Settings Tab for Partners.