We\'re about to begin a project which requires the use of SMPP as the primary integration exchange channel. Now since SMS isn\'t necessarily core to our business, I\'d like to u
Our SMSC was written on Logica SMPP (v 1.3), it still works really well with enterprise loadings. There has been only a few small issues regarding the library mainly with message_payload, honestly I don't remember other issues. But it's easy to repair because it's an opensource product.
Although I personally trust logica's sources, for small clients I use jsmpp. I agree with @Farhan that it's a bit more user friendly and developing of a simple client takes less time.