Path: utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!ukma!rutgers!ucla-cs!admin.cognet.ucla.edu!casey From: casey@admin.cognet.ucla.edu (Casey Leedom) Newsgroups: comp.protocols.tcp-ip Subject: Re: ICMP's & IP src addrs Message-ID: <16145@shemp.CS.UCLA.EDU> Date: 23 Sep 88 08:55:46 GMT References: <23635@hi.unm.edu> <8809211159.AA06217@ucbvax.Berkeley.EDU> Sender: news@CS.UCLA.EDU Reply-To: casey@cs.ucla.edu (Casey Leedom) Organization: UCLA Lines: 13 In article <8809211159.AA06217@ucbvax.Berkeley.EDU> tmallory@PARK-STREET.BBN.COM writes: > [Re: pinging to a broadcast address] > If a large percentage of the replying hosts have to ARP for the sending > host's hardware address, then that's a lot of ARP requests for everyone > to process. Hhmmm, you mean your hosts receive a packet on their ethernets and don't record the mapping of source ethernet and IP addresses in their ARP caches? Doesn't sound like a very good idea to me. I'd say there's probably a pretty good chance you're going to have to send a packet back to any host you receive one from ... Casey