18 22 35 20 33 22 36 21 23 28 28 31 24 37 26 17 27 17 27 18 N 22 20 22 10 21 28 O 31 37 Other local events Security 53 42 61 80 10 80 11 43 12 80 12 81 13 41 13 41 14 80 13 80 80 P 80 80 81 80 16 Sequencing rules 16 51 83 55 Server R 53 44 10 55 10 54 10 55 62 61 65 41 72 41 71 41 66 41 72 56 63 57 64 55 Register command 56 66 58 73 60 RegisterResponse command 55 70 61 73 54 74 16 75 17 Register command 76 T RegisterResponse command 76 Timer events 15 53 61 S Timers
18 22 20 22 21 28 31 37 17 17 N 10 O Other local events 53 61 10 11 12 12 13 13 14 13 P 81 16 16 83 R 10 10 10 62 65 72 71 66 72 63 64 Register command 66 73 RegisterResponse command 70 73 74 75 Register command 76 RegisterResponse command 76 15 S 35 33 36 23 28 24 26 27 27 18 22 20 22 21 28 31 37 Security 42 80 80 43 80 81 41 41 80 80 80 80 80 80 Sequencing rules 51 55 Server 53 44 55 54 55 61 41 41 41 41 56 57 55 56 58 60 55 61 54 16 17 T Timer events 53 61 Timers