SMPP Error Code Reference
Information on how NowSMS handles different SMPP errors can be found at the following link: https://nowsms.com/smpp-error-code-handling-in-nowsms This article is a reference for SMPP error codes. ESME_RINVMSGLEN 1 Invalid Message Length (sm_length parameter) ESME_RINVCMDLEN 2 Invalid Command Length (command_length in SMPP PDU) ESME_RINVCMDID 3 Invalid Command ID...
Read MoreSMS and MMS with the Option ICON 225 USB Modem
The Option ICON 225 is an excellent modem to use with NowSMS to send and receive SMS and MMS messages. This modem is readily available in many countries, as many mobile operators sell this modem as part of a mobile broadband package. (The modem that we tested was sold by Orange UK, but unlocked versions of this modem are avaialable from multiple web sites. T-Mobile sells it as...
Read MoreSMS and MMS with the Sierra Wireless Compass 885 USB Modem
The Sierra Wireless Compass 885 USB Modem is a very good modem to use with NowSMS to send and receive SMS and MMS messages. This modem is readily available in the United States, as AT&T sells it as the “AT&T USBConnect Mercury”. While this modem works extremely well with NowSMS once it is installed, it can be very difficult modem to install. The reason for this is because...
Read MoreSMS and MMS with the Option ICON 322 USB Modem
The Option ICON 322 is an excellent modem to use with NowSMS to send and receive SMS and MMS messages. This modem is readily available in the United States, as AT&T sells it as the “AT&T USBConnect Quicksilver”. If you are using an unlocked version of this modem, do not install the software that is included on the USB drive of the modem, which may be branded for a specific...
Read MoreSMS and MMS with the Novatel MC950D USB Modem
The Novatel Wireless Ovation MC950D USB Modem is a very good modem to use with NowSMS to send and receive SMS and MMS messages. Drivers for this modem can be found on the Novatel Wireless web site at http://www.novatelwireless.com/index.php?option=com_content&view=article&id=139&Itemid=305. (If this direct link is broken, navigate from http://www.novatelwireless.com/support/.) There...
Read MoreSMS and MMS with the SonyEricsson MD300 or MD400 USB Modem
The SonyEricsson MD300 USB Modem is a very good modem to use with NowSMS to send and receive SMS and MMS messages. When attempting to add the MD300 modem to NowSMS, you may encounter the error “Modem does not properly support command for sending SMS (AT+CMGS)”. This is due to a power management feature of the modem. You may notice that there when using the SonyEricsson Wireless...
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