Recommendation ITU-T X.1244 specifies the basic concepts, characteristics, and technical issues related to countering spam in IP multimedia applications such as IP telephony, instant messaging, etc. The various types of IP multimedia application spam are categorized, and each categorized group is described according to its characteristics. This Recommendation describes various spam security threats that can cause IP multimedia application spam. There are various techniques developed to control the e-mail spam which has become a social problem. Some of those techniques can be used in countering IP multimedia application spam. This Recommendation analyses the conventional spam countering mechanisms and discusses their applicability to countering IP multimedia application spam. This Recommendation concludes by mentioning various aspects that should be considered in countering IP multimedia application spam.