Yeah, a delay might be needed. Maybe the close socket should be after the delay, too.
I'll check on my system and see what I get with a delay. This is a genus idea, Alex, so I hope it works. And I hope it can move to Windows. Dar PS: I hope the coffee shop or hotel does not automatically blacklist your MAC address. On Jun 15, 2013, at 4:47 PM, Alex Tweedly wrote: > Sorry, should have included all that info in case it varies .... > > OS X 10.8.4 > LC 6.0.1 (rc1) > Some random wifi network in a cafe > > I did something like > repeat with i = 1 to 100 > shell ("ping -c 1 10.0.0." & i) > end repeat > > > 10.0.0.33 was some random machine (i.e. not me) on the same network > (I suspect a better set up wifi network shouldn't have let me see all of > them ... ??) > > I did an arp -a > looked to see what machines were there, picked one, deleted its arp entry > (with sudo arp -d 10.0.0.33), and then tried my code > > the arp entry re-appeared with its mac address info - except for one time > when it was incomplete. So I added the paranoid wait. With that in place, it > always worked, but I can't swear that the wait made the difference, rather > than some random event. Couldn't recreate the failure, even without the wait. > > Right now I'm on a different (hotel) network, and can't see any other > devices, so can't try it here. > > -- Alex. > > > On 15/06/2013 05:08, Dar Scott wrote: >> OK, I have been able to remove one entry from the arp table using this: >> >> sudo arp -d 10.20.40.50 inscope en0 >> >> The result does not look good. The mouseUp handler does add an entry to the >> arp table, but it is marked incomplete instead of having an MAC address. It >> does the same for a computer that is available or something bogus. Maybe I >> need to add the paranoid line. >> >> Dar >> >> >> On Jun 14, 2013, at 5:24 PM, Dar Scott wrote: >> >>> close? >>> platform? >>> (looks OK so far on 10.6) >>> >>> And suppose I'm from Missouri. How do I know it wasn't already there? >>> >>> I tried sudo arp -d -a, but must have done something wrong. I see no >>> change in arp -a. >>> >>> Dar >>> >>> >>> On Jun 14, 2013, at 5:02 PM, Alex Tweedly wrote: >>> >>>> It does. I wondered also, so I tried it out before I posted - actual code >>>> below ... >>>> >>>> on mouseup >>>> open datagram socket to "10.0.0.33:4000" -- NB we don't care if this >>>> succeeds or not >>>> put shell("arp -a") into t >>>> put t >>>> end mouseup >>>> >>>> -- Alex. >>>> >>>> >>>> >>>> > > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode