• On activation of Black List you can block calls by certain numbers in this list. Subscribers entered into your black list cannot call you.
• On activation of White List nobody can call you, except those entered into your White List. Consequently only subscribers from your White List can call you.

Only one function can be activated at the same time. After activation of the service Black List is switched on as default and requires entering the numbers.

•  If subscriber A, was blacklisted by subscriber B, uses "Secret Call" or "CLIR" service when calling subscriber B, he will hear: "We apologize dialed number is temporarily out of network." Subscriber B at the same time will receive the message: "Subscriber from the black list tried to call you / Bloklangan abonent sizga qo'ng'iroq qilishga urundi.. Hidden number / Maxify raqam" (i.e., subscriber A number will be hidden).
• If subscriber A, was whitelisted by subscriber B, uses "Secret Call" or "CLIR" service when calling subscriber B, subscriber B will receive the call, but the number will be hidden.
• If the subscriber A, wasn’t whitelisted by subscriber B, uses "Secret Call" or "CLIR" service, when calling subscriber B, he will hear: "We apologize dialed number is temporarily out of network." Subscriber B at the same time will receive the message: " Subscriber from the black list tried to call you / Bloklangan abonent sizga qo'ng'iroq qilishga urundi.. Hidden number / Maxify raqam"( i.e., subscriber A number will be hidden).