Вариант 1

Поменять <SERVER>, <USER> и <PASSWORD>на свои значения FTP сервера

/log info "backup starting";
:local CurrentTime [/system clock get time];
:local CurrentDate [/system clock get date];
:local Hour [:tostr [:pick $CurrentTime 0 2]];
:local Min [:tostr [:pick $CurrentTime 3 5]];
:local Day [:tostr [:pick $CurrentDate 4 6]];
:local Month [:tostr [:pick $CurrentDate 0 3]];
:local Year [:tostr [:pick $CurrentDate 7 [:len $CurrentDate]]];
:global name=backupfile value=([/system identity get name] ."__$Day_$Month_$Year__$Hour_$Min.backup")
:global name=scriptfile value=([/system identity get name] ."__$Day_$Month_$Year__$Hour_$Min.rsc")
/system backup save name=$backupfile;
/export verbose file=$scriptfile;
:delay 10s
/tool fetch address=<SERVER> src-path=$backupfile user=<USER> mode=ftp password=<PASSWORD> dst-path="backup/$backupfile" upload=yes;
/tool fetch address=<SERVER> src-path=$scriptfile user=<USER> mode=ftp password=<PASSWORD> dst-path="backup/$scriptfile" upload=yes;
:delay 20s
/file remove $backupfile;
/file remove $scriptfile;
/log info "backup finished";