A method of communication in a multi-Subscriber Identity Module (SIM) enabled User Equipment (UE) is disclosed. The method includes registering the UE with a network of a first SIM, establishing a secure communication tunnel between the UE and the network of the first SIM, and establishing a connection between the UE and a network of a second SIM through the secure communication tunnel established between the UE and the network of the first SIM. The method includes registering the UE with the network of the second SIM, upon establishment of the connection between the UE and the network of the second SIM. The method includes initiating a request to indicate a downlink service pending at the network of the second SIM.