1 # Civetweb API Reference
3 ### `struct mg_server_ports;`
7 | Field | Type | Description |
9 |**`protocol`**|`int`|The protocol mask where `IPv4` is **1**, `IPv6` is **2** and both `IPv4` and `IPv6` is **3**|
10 |**`port`**|`int`|The port number on which the service listens|
11 |**`is_ssl`**|`int`|**0** for `HTTP` communication, **1** for `HTTPS`|
12 |**`is_redirect`**|`int`|**1** if all requests are redirected, otherwise **0**|
13 |**`_reserved1`**|`int`|Reserved for internal use|
14 |**`_reserved2`**|`int`|Reserved for internal use|
15 |**`_reserved3`**|`int`|Reserved for internal use|
16 |**`_reserved4`**|`int`|Reserved for internal use|
20 A call to the function [`mg_get_server_ports()`](mg_get_server_ports.md) returns a list of structures with information about each running Civetweb service. These structures are of type `struct mg_server_ports` and contain the base information of each service.
24 * [`mg_get_server_ports();`](mg_get_server_ports.md)