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How to set maximum message size to 4MB (4096KB), then use telnet to verify setting. Check gmail limit size telnet smtp.gmail.com 25 EHLO practice You can replace 'practice' with any hostname. 250-SIZE 35883577 means the maximum message size is 35883577 bytes. In reality, when creating an empty message in gmail and attach an exact 25MBytes (26214400Bytes) file, then send out. The generated message size is up to 35876118Bytes (~34.214MBytes).

RedHat Enterprise Linux (RHEL) cat /etc/redhat-release Ubuntu lsb_release -a SuSE cat /etc/os-release cat /etc/*release hostnamectl

DRAC: D ell R emote A ccess C ontroller 22 Secure Shell 23 Telnet 80 HTTP 443 HTTPS 161 SNMP (UDP) 3668 Virtual Media server 5869 Remote racadm server 5900-5901 Console Redirection

tell router quit load router tell imap quit load imap tell pop3 quit load pop3 tell smtp quit load smtp

It is so easy to stop and start IBM Domino mail server [on your test bed]. quit : stop mail server restart server : stop, wait for 10 seconds, and [automatically] start mail server To start the Web server manually, run command load http at the console. load http To stop the Web server , run tell http quit at the console. tell http quit

Install PowerShell One of our servers lost GUI after removing some roles. Install Powershell using this command: dism /online /enable-feature /featurename:MicrosoftPowershell /all Run Start Powershell to start Powershell, then run this command to install GUI Add-WindowsFeature Server-Gui-Shell, Server-Gui-Mgmt-Infra Install GUI

Add parameters to NOTES.ini SMTPClientDebug=1 SMTPDebug=2 Option 1: Add parameters via GUI IBM Domino: Enable SMTPDebug in NOTES.ini Option 2: Add parameters via command SET CONFIG "SMTPClientDebug=1" update Run command to update router configuration tell router update config IBM Domino: tell router update config to update configuration and reload routing table Send an email to @gmail.com to check result IBM Domino: Log file after enabling SMTPClientDebug parameter in NOTES.ini file