search for: broadca

Displaying 3 results from an estimated 3 matches for "broadca".

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2006 Apr 20
1
Randomly selecting one row for each factor level [Broadca st]
The following should work: > dfr.samp <- dfr[tapply(1:nrow(dfr), dfr$x, sample, 1),] > dfr.samp x y z 10 a 10 J 2 b 2 B 9 c 9 I Andy From: Kelly Hildner > > I don't use R much, and I have been unable to figure out how > to get the > subset of my data frame that I would like. > > For example, if this were my data frame: > > > dfr <-
2007 Apr 18
1
[Bridge] physical interface on a bridge
...I am writing a dhcp server and need to know what real interface the dhcp re= quest packet came from. An acceptable solution would be to get the interfac= e by the mac-address, but that can be faked so I would rather get the inter= face by knowing where the data actually came from. Data is IP, UDP broadcas= t. I _could_ use raw sockets. The problem is when I do that, the program is us= ing ~8% cpu on a 3.2ghz xeon64 just reading packets without doing anything = due to the amount of traffic passing through the box (~200mbit and increasi= ng) so that doesn't look like a good idea. brctl showmacs...
2010 Sep 20
0
No subject
*is* on a network computer A belongs to, the 10.30.1.0/24 network. So it will do an ARP request (broadcast) to get the MAC address associated with the 10.30.1.130 IP. The local Tinc gateway will ultimately (I believe, Guus can speak on this with more authority than I can) perform the job of proxy ARP to get the traffic to the destination on the other side of the VPN. Regards, Donald On Thu, Oct 7,...