--- title: phoneCallProtocol description: phoneCallProtocol attributes, type and example image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png --- # Constructor: phoneCallProtocol [Back to constructors index](index.md) ### Attributes: | Name | Type | Required | |----------|---------------|----------| |udp\_p2p|[Bool](../types/Bool.md) | Optional| |udp\_reflector|[Bool](../types/Bool.md) | Optional| |min\_layer|[int](../types/int.md) | Yes| |max\_layer|[int](../types/int.md) | Yes| ### Type: [PhoneCallProtocol](../types/PhoneCallProtocol.md) ### Example: ``` $phoneCallProtocol = ['_' => 'phoneCallProtocol', 'udp_p2p' => Bool, 'udp_reflector' => Bool, 'min_layer' => int, 'max_layer' => int]; ``` [PWRTelegram](https://pwrtelegram.xyz) json-encoded version: ``` {"_": "phoneCallProtocol", "udp_p2p": Bool, "udp_reflector": Bool, "min_layer": int, "max_layer": int} ``` Or, if you're into Lua: ``` phoneCallProtocol={_='phoneCallProtocol', udp_p2p=Bool, udp_reflector=Bool, min_layer=int, max_layer=int} ```