Atualização de data e hora MK

{
:global name="TimeZone" value="-04:00"
:global name="AddrNTP1" value="a.st1.ntp.br";
:global name="AddrNTP2" value="b.st1.ntp.br";
:global name="ResNTP1" value=[:resolve $AddrNTP1];
:global name="ResNTP2" value=[:resolve $AddrNTP2];
:global name="DNS" value=[/ip dns get servers];
:global name="ENABLE" value="yes";
:delay 3s
:log warning "Inserindo time zone";
/system clock manual
set time-zone=$TimeZone;
:log warning "configurado time zone";
:delay 3s
:log warning "Criando servidor NTP";
/system ntp client
set enabled=$ENABLE primary-ntp=$ResNTP1 secondary-ntp=$ResNTP2 server-dns-names=$DNS;
:log warning "Servidor NTP criado";
}