The tick rate has been changed now so we'll have to approximate

timing with ticks

Fixing up the log_to_phys_port assignment

2000 is about every 10 seconds, so scaling up to once every 30ish

Removing the attempt to block lldp frames,
This does not work however the hard work has been done for us in
the #514 so we can borrow that work later on

rtl837x_common.h

@@ -131,7 +131,7 @@ struct flash_region_t {
 };
 
 extern __xdata char port_names[9][PORT_NAME_SIZE];
-extern __xdata uint16_t lldp_physical_port_status;
+extern __xdata uint16_t lldp_logical_port_status;
 
 extern __xdata bool stp_enabled;