Saurav 22 Report post Posted January 23, 2013 I am using Outlook 2013. For Outgoing SMTP Port is 25. I am unable to send Email using my WIFI Modem but I am able to send mails using TATA Data Card. Pls guide. Share this post Link to post Share on other sites
Arun 795 Report post Posted January 23, 2013 Run in command prompt and reply with the result: telnet "replace with the SMTP address entered in Outlook" 25 Share this post Link to post Share on other sites
Saurav 22 Report post Posted January 23, 2013 Got reply Could not open connection to the host, on part 25: Connection failed Share this post Link to post Share on other sites
Arun 795 Report post Posted January 23, 2013 Looks like your ISP is blocking the SMTP port no. 25. You can contact them and see if they can unblock it. Share this post Link to post Share on other sites
alliwant 5 Report post Posted January 23, 2013 Yes! Looks like a problem with your ISP. Contact Them...BTW most of the ISPs don't have such issues. Which ISP you are using? Share this post Link to post Share on other sites
Saurav 22 Report post Posted January 23, 2013 I am using HFCL Connect Share this post Link to post Share on other sites
kundalus 24 Report post Posted February 21, 2013 do this, tools-email accounts-next-change-more settings-connection and tick the connect to my mailbox using http. This happens coz u wud be using ur outlook over lan in ur office and when u move out of office it connects over http. when u go back to ur office lan, just untick it and it shud solve ur problem Share this post Link to post Share on other sites
shadow 119 Report post Posted February 21, 2013 your modem specifics ? check if it helps ! http://www.wikihow.com/Open-Port-25 Share this post Link to post Share on other sites
