James Carlson 已写入:

>Quaker Fang writes:
>  
>
>>---------
>>1. ARP
>>Client -> ARP request  -> broadcast -> key1 (encrypt)
>>Peer   -> ARP response -> unicast   -> key1 (decrypt)
>>Since only key1 is used, and driver has correct key1, the ARP can works
>>well without SUNWcry package.
>>    
>>
>
>So what happens when the ARP entry on the peer's side needs to be
>refreshed?
>
>The peer will send an ARP request message, broadcasted using key2.
>The client (which presumably cannot use key2) will then fail to
>respond.
>
>  
>
Agree.

>>I have verified this on TP-LINK(ADSL router), and DWL-2100AP(pure WiFi AP).
>>    
>>
>
>I see.
>
>Just the same, what you're seeing is _not_ a dependency on DHCP.  It's
>at best a coincidence.
>
>What you're describing is an inability to receive broadcast and
>multicast messages.  As I said before, if you can't receive those
>messages, neither IPv4 nor IPv6 will function properly, and failures
>will be both hard to predict and hard to diagnose.  Such a
>configuration cannot be supported in any meaningful way, even if it
>appears to "work" for some tasks.
>  
>
Agree, then SUNWcry is a must.

--
Quaker


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