How to configure UP Webmail client
From Iskomunidad
UP Webmail can also be accessed using a mail client like Thunderbird. Below is configuration information on the mail client set-up.
Thunderbird
1. Open Thunderbird if it's already installed. If not, download Thunderbird or another compatible mail client.
2. Click on File | New | Account... and type in mail.up.edu.ph
3. Select IMAP as your type of incoming server
4. Set your Server Settings to the ff:
Server Name: imap.up.edu.ph Port: 143 Security Settings: Never User Name: <your UP Webmail login name>
5. Set your Outgoing Server (SMTP) to the ff:
(if inside Dilnet) Server Name: smtp.up.edu.ph Port: 25 Secure Connection: TLS (if available)
(if outside Dilnet, use your ISP's smtp server. Call your ISP if you don't know what it is.)