MySQL connection error: (# 2002) 'Cannot assign requested address'

Stack trace:
[ 0] __construct({Array( [dbHost] => 188.165.247.118 [dbUser] => ...})  @  /base/zfx/activex-tools/MGes.php[26]
[ 1] __construct()  @  /base/zfx/activex-tools/MGes.php[17]
[ 2] getInstance()  @  /base/zfx/activex-tools/MGes.php[93]
[ 3] getConnections(VICSALL)  @  /base/zfx/core/Config.php[205]
[ 4] loadConfigPlataforma()  @  /index.php[47]