The invention discloses a method for entering multi-call\broadcast-calls late by cluster terminals in the cluster communication, which includes the following steps: A, user-terminals initiate multi-call\broadcast-call to establish communication, B,the cluster system sends the notice of the calls repeatedly in this calling region, C,the terminals of the calls at this time, which belong to this calling region but did not join in , join in the calls when they monitor the notice before the end of the calls. |