[ECOS] can get DHCP IP address, but cannot ping

[Andrew Lunn]

> (1)My transfer hardware circuit is not reliable.
> If this is the problem, why it can get DHCP IP address successfully every 
> time ?

Unreliable hardware can do funny things at times, like work for a
while and then stop working.....

> 
> (2)I made the hardware interrupt disable. Is this a problem?

Could you explain this a bit more.

        Andrew

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