Date: Thu, 4 Aug 2011 10:57:41 +0400 From: Peter Andreev <andreev.peter@gmail.com> To: =?KOI8-R?B?68/O2MvP1yDl18fFzsnK?= <kes-kes@yandex.ru> Cc: freebsd-questions@freebsd.org Subject: Re: Re[2]: freebsd ARP problem Message-ID: <CAE_wXn35%2BJtR0YFW5JxKbt-vX8wj29OESx=Gn9cdce5Yup76PA@mail.gmail.com> In-Reply-To: <12710521121.20110804085648@yandex.ru> References: <959573537.20110803161948@yandex.ru> <CAE_wXn3dR27Pn4abAjo-SNmW=KURwfjz%2Bd0ost%2Bm3dOs-J%2BkYg@mail.gmail.com> <12710521121.20110804085648@yandex.ru>
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4 =C1=D7=C7=D5=D3=D4=C1 2011=9A=C7. 9:56 =D0=CF=CC=D8=DA=CF=D7=C1=D4=C5=CC= =D8 =EB=CF=CE=D8=CB=CF=D7 =E5=D7=C7=C5=CE=C9=CA <kes-kes@yandex.ru> =CE=C1= =D0=C9=D3=C1=CC: > Hi, Peter. > > GW-77.93.52.9/29 <---------> 77.93.52.10/29-MyServer > =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A 00:1b:21:45:d= a:b8 > > I have change LAN and not it is: > GW-77.93.52.9/29 <---------> 77.93.52.10/29-MyServer > =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A 00:30:67:5a:4= 4:72 > > ping 77.93.52.9 > ^C > --- 77.93.52.9 ping statistics --- > 3 packets transmitted, 0 packets received, 100.0% packet loss > > tcpdump -n -i re0 arp > =9A15:39:46.540277 ARP, Request who-has 77.93.52.10 (00:1b:21:45:da:b8) t= ell 77.93.52.9, length 46 > =9A=9A =9A =9A =9A0x0000: =9A001b 2145 dab8 0006 d602 e0c0 0806 0001 =9A.= .!E............ > =9A=9A =9A =9A =9A0x0010: =9A0800 0604 0001 0006 d602 e0c0 4d5d 3409 =9A.= ...........M]4. > =9A=9A =9A =9A =9A0x0020: =9A001b 2145 dab8 4d5d 340a 0000 0000 0000 =9A.= .!E..M]4....... > =9A=9A =9A =9A =9A0x0030: =9A0000 0000 0000 0000 0000 0000 =9A =9A =9A = =9A =9A =9A............ > > 77.93.52.9 thinks that 77.93.52.10 have old MAC 00:1b:21:45:da:b8 > Why freebsd do not answer for 'who-has' packet? What says arp -a on 77.93.52.9? Did you try ping 77.93.52.10 from 77.93.52.= 9? > > > PA> Eugenie > > PA> I didn't understand your question, so I ask you for some clarificatio= n. > PA> 3 =C1=D7=C7=D5=D3=D4=C1 2011=9A=C7. 17:19 =D0=CF=CC=D8=DA=CF=D7=C1=D4= =C5=CC=D8 =EB=CF=CE=D8=CB=CF=D7 =E5=D7=C7=C5=CE=C9=CA > PA> <kes-kes@yandex.ru> =CE=C1=D0=C9=D3=C1=CC: >>> Hi, all. >>> >>> I delete IP address from one server and add it to this one. > PA> You moved IP address from one server to second one. Right? > >>> But connection is not up, because of remote server (77.93.52.9) >>> ask IP and notice MAC in whe-has frame. > PA> Are you trying to connect from second server to third one? > PA> Whose ip address is 77.93.52.9? >>> >>> 15:39:46.540277 ARP, Request who-has 77.93.52.10 (00:1b:21:45:da:b8) te= ll 77.93.52.9, length 46 >>> =9A =9A =9A =9A0x0000: =9A001b 2145 dab8 0006 d602 e0c0 0806 0001 =9A..= !E............ >>> =9A =9A =9A =9A0x0010: =9A0800 0604 0001 0006 d602 e0c0 4d5d 3409 =9A..= ..........M]4. >>> =9A =9A =9A =9A0x0020: =9A001b 2145 dab8 4d5d 340a 0000 0000 0000 =9A..= !E..M]4....... >>> =9A =9A =9A =9A0x0030: =9A0000 0000 0000 0000 0000 0000 =9A =9A =9A =9A= =9A =9A............ >>> >>> Must freebsd replay to this who-has packet with >>> ARP, Reply 77.93.52.10 is at .... >>> =9Aor it must it ignore, becase of 00:1b:21:45:da:b8 is not its MAC add= ress? > PA> Are these servers in different network segments? >>> >>> >>> -- >>> =F3 =D5=D7=C1=D6=C5=CE=C9=C5=CD, >>> =9A=EB=CF=CE=D8=CB=CF=D7 =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A = =9A =9Amailto:kes-kes@yandex.ru >>> >>> _______________________________________________ >>> freebsd-questions@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >>> To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd= .org" >>> > > > > > > > -- > =F3 =D5=D7=C1=D6=C5=CE=C9=C5=CD, > =9A=EB=CF=CE=D8=CB=CF=D7 =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A = =9Amailto:kes-kes@yandex.ru > > --=20 -- AP
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