This is How to blog, Send E-mail or Test SMTP details via Telnet alongside Authentication enable Server.
When Required :-
For System Administrator, many fourth dimension is required to exam SMTP details from a server to cheque connectivity betwixt an APP server in addition to SMTP Server.
This could live required inwards many cases,
1- Dev squad complaining, Emails are non releasing their apps or ContactUS page.
2- E-mail notification stopped suddenly.
3- And Much to a greater extent than cases tin be
Requirement :-
1- One working PC either Windows or Linux.
2- Telnet Client must live installed.
Step 1-
Install Telnet Client -
Please review below link:-
- How To Enable Telnet In Windows Server 2008 Step ii -
Test SMTP Credentials : Telnet session back upwardly 64bit encoded USERNAME in addition to PASSWORD Only.
In my Scenario, I am encoding my Email Account Username in addition to Password this URL
http://ostermiller.org/calc/encode.html
Open Terminal Session -
# [root@cent ]# telnet mail.smtp.com 25 Trying 98.130.1.236... Connected to mail.smtp.com. Escape graphic symbol is '^]'. 220 mail1214.opentransfer.com ESMTP EHLO smtp.com 250-mail1214.opentransfer.com 250-PIPELINING 250-8BITMIME 250-SIZE 0 250 AUTH LOGIN PLAIN CRAM-MD5 AUTH LOGIN 334 VXNlcm5hbWU6 U2VuZGVyQHNtdHAuY29t (User_Name Encoded using this http://ostermiller.org/calc/encode.html) 334 UGFzc3dvcmQ6 cGFzc3dvcmQ= (Password Encoded using this http://ostermiller.org/calc/encode.html) 235 ok, become ahead (#2.0.0) MAIL FROM:Sender@smtp.com 250 ok RCPT TO:recipient@gmail.com 250 ok DATA 354 become ahead Subject:test e-mail from Telnet session Test e-mail from WEB Server test!! . 250 ok 1471072596 qp 11882 quit 221 mail1214.opentransfer.com Connection unopen yesteryear unusual host. [root@cent ]#
If everything goes good y'all larn 250 Ok message inwards last. in addition to cheque your exam e-mail inwards the recipient's Email Acccount
That's All
!!!Cheers!!!
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