SHORT MESSAGE FILTERING METHOD, SIGNALING PROCESSING SYSTEM AND SHORT MESSAGE SERVICE CENTER

摘要

The present invention provides a short message filtering method, including: routing a message sent from a foreign network to a local network to a signal process system (SPS) in the local network; forwarding, by the signal process system in the local network, the MT short message in the received message to a short message service center (SMSC) in the local network; filtering, by the SMSC in the local network, the received MT short message; sending, by the SMSC in the local network, the MT short message to the corresponding mobile switching center (MSC), if the MT short message is legal; sending, by the MSC, the received MT short message to the short message receiver. The present invention can attain the object of filtering a short message sent from a foreign subscriber to the local subscriber or to a foreign subscriber roaming in the local.