Siemens Optiset E Standard phones, available refurbished, for your Siemens Hicom system. Optiset E Standard Features: 12 LEDs/ Keys, 12 Line Appearances, 3 Optiguide Context Sensitive Keys. 2 Volume Keys.
In IT, Short Message Peer-to-Peer (SMPP) is a type of protocol that allows for the transmission of a significant volume of SMS text messages. Typically, SMS text messages go through an SMPP, which can be used to connect external systems to a message center handling high SMS volumes.
SMTP is a protocol that is used to transfer mail across the Internet. In order to work, it is critical that you know the SMTP server name and port number of your email service provider in order to 'Send Page by Email' feature. To find that information please refer to your email provider web site.