From owner-freebsd-questions Mon May 22 10:19:33 2000 Delivered-To: freebsd-questions@freebsd.org Received: from nasty.unifiedcomputing.com (adsl-216-102-219-230.dsl.snfc21.pacbell.net [216.102.219.230]) by hub.freebsd.org (Postfix) with ESMTP id 96A6837BBCB for ; Mon, 22 May 2000 10:19:24 -0700 (PDT) (envelope-from dag@nasty.unifiedcomputing.com) Received: from punishment (lace [216.102.219.227]) by nasty.unifiedcomputing.com (8.8.8+Sun/8.8.8) with SMTP id KAA27228; Mon, 22 May 2000 10:18:58 -0700 (PDT) Message-ID: <00c601bfc411$df0ca820$e3db66d8@unifiedcomputing.com> From: "Alex Griffiths" To: , "Alex Griffiths" , "Mauricio Marquez" References: <3.0.32.20000522121414.00c24970@enlace.net> Subject: Re: Arp Problem? Date: Mon, 22 May 2000 10:19:22 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00C3_01BFC3D7.326AACA0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.2919.6600 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6600 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG This is a multi-part message in MIME format. ------=_NextPart_000_00C3_01BFC3D7.326AACA0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable The NIC cards are different on both ends, and I doubt that both systems = have a bad cable that affects only the default router on both ends, = although I have checked the cabling and I'm confident that everything's = OK. ----- Original Message -----=20 From: Mauricio Marquez=20 To: freebsd-questions@freebsd.org ; Alex Griffiths=20 Sent: Monday, May 22, 2000 11:14 Subject: Re: Arp Problem? ARP problems are associated most times with a bad NIC card or cable. = Check that out. I would try not only a new NIC, but a different brand = and model. Mauricio At 09:48 AM 5/22/00 -0700, you wrote:=20 >>>> Hi Guys, I'm using two FreeBSD 3.3 systems, each with the latest = KAME IPsec extensions in order to setup a VPN between two sites. Both = systems are exhibiting the same problem and I was hoping someone could = help. During normal operation the VPN works fine, both systems have a = default route and can reach the Internet via that route. A "netstat -nr" = shows the route and has an entry for the local router's IP address and = it's corresponding MAC address. The MAC address is also in the arp table = and shows up with "arp -a". Unfortunately there appears to be a problem = that occurs from time to time, about every hour or two, where one of the = systems loses the ability to reach the Internet. When you login to the = system you can't telnet to the default router, you get a "Host Down" = message and an "arp -a" shows that the MAC address is no longer there, = instead it claims to be "incomplete". Manually adding the entry seems to = be a work around, but it still makes me nervous. Any ideas? Thanks, = --dag=20 ---------------- Alex Griffiths Unified Computing dag@unifiedcomputing.com ICQ: = 7484868=20 ---------------- Attachment Converted: "C:\Eudora\Attach\Alex Griffiths.vcf"=20 ------=_NextPart_000_00C3_01BFC3D7.326AACA0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

The NIC cards are = different on both=20 ends, and I doubt that both systems have a bad cable that affects only = the=20 default router on both ends, although I have checked the cabling and I'm = confident that everything's OK.

----- Original Message -----

From:=20 Mauricio=20 Marquez

To: freebsd-questions@freebsd.org = ; Alex Griffiths

Sent: Monday, May 22, 2000 = 11:14

Subject: Re: Arp Problem?

ARP problems are associated most times with a bad = NIC card=20 or cable. Check that out. I would try not only a new NIC, but a = different=20 brand and model.

Mauricio

At 09:48 AM 5/22/00 -0700, you = wrote:=20
>>>>

Hi=20 Guys, = I'm using two FreeBSD 3.3 systems, each with = the=20 latest KAME IPsec extensions in order to setup a VPN between two = sites. Both=20 systems are exhibiting the same problem and I was hoping someone = could help. During normal = operation the=20 VPN works fine, both systems have a default route and can reach the = Internet=20 via that route. A "netstat -nr" shows the route and has an entry for = the=20 local router's IP address and it's corresponding MAC address. The = MAC=20 address is also in the arp table and shows up with "arp = -a". Unfortunately there appears = to be a problem that=20 occurs from time to time, about every hour or two, where one of the = systems=20 loses the ability to reach the Internet. When you login to the = system you=20 can't telnet to the default router, you get a "Host Down" message = and an=20 "arp -a" shows that the MAC address is no longer there, instead it = claims to=20 be "incomplete". Manually adding the entry seems to be a work = around, but it=20 still makes me nervous. Any = ideas? Thanks, = --dag =
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Alex=20 Griffiths Unified Computing dag@unifiedcomputing.com ICQ: 7484868=20
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