From owner-freebsd-questions Fri Jun 1 9: 4:22 2001 Delivered-To: freebsd-questions@freebsd.org Received: from smtp012.mail.yahoo.com (smtp012.mail.yahoo.com [216.136.173.32]) by hub.freebsd.org (Postfix) with SMTP id 9BF7D37B422 for ; Fri, 1 Jun 2001 09:04:18 -0700 (PDT) (envelope-from fbsdq@yahoo.com) Received: from h2.impactidealsolutions.com (HELO support10) (216.98.200.91) by smtp.mail.vip.sc5.yahoo.com with SMTP; 1 Jun 2001 16:04:18 -0000 X-Apparently-From: Message-Id: Date: Fri, 1 Jun 2001 10:08:18 -0600 X-Priority: 3 From: Peter X-Mailer: Mail Warrior To: jim@freeze.org, "" MIME-Version: 1.0 Subject: Re:Why would my system be unaccessible? Content-Type: Text/Plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8Bit X-Mailer-Version: v3.57 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG . . . .|Could these services be blocked by my ISP @Home? . . . .|Is there a way to tell? I know for a fact that @home does block port 80 access and port 25 [my friend ran it for like 6 months and they cut him off] I'm gonna guess they will soon block all system ports [ <1024] you can try opening the firewall wide open and double checking, you can try running traceroute and see where it dies. you can also run ssh on a different port [above 1024 would be good] My traceroute shows that @home is killing it, as far as I understand: 10 c1-pos3-0.clevoh1.home.net (24.7.64.174) 45.748 ms 45.729 ms 59.189 ms 11 c1-pos2-0.iplsin1.home.net (24.7.65.245) 91.956 ms 55.04 ms 65.003 ms 12 c1-pos2-0.lsvlky1.home.net (24.7.69.10) 75.899 ms 55.692 ms 57.756 ms 13 bb1-se1-0.lxintn1.ky.home.net (24.7.73.78) 60.372 ms 57.324 ms 58.124 ms 14 ubr1.lxintn1.ky.home.net (24.5.116.25) 62.913 ms 61.305 ms 58.739 ms 15 * * * 16 * It never gets to you, which usually means a firewall is in place between me and you. On 06/01/2001 9:56:06 AM, Jim Freeze is quoted as saying: . . . .|On Fri, 1 Jun 2001, Peter wrote: . . . .| . . . .|> If the IP you listed is real, I just scanned it, and it shows as . . . .|> http and ssh are both 'filtered' which means it's behind a firewall. . . . .|> . . . .|> Most likely that is what is happening to you also. . . . .|> . . . .|> On 06/01/2001 9:50:59 AM, Peter is quoted as saying: . . . .| . . . .|Hmm... . . . .|This is what I got: . . . .|% nmap 24.9.218.175 -p 22,80 . . . .| . . . .|Starting nmap V. 2.53 by fyodor@insecure.org ( www.insecure.org/nmap/ ) . . . .|Note: Host seems down. If it is really up, but blocking our ping probes, . . . .|try -P0 . . . .|Nmap run completed -- 1 IP address (0 hosts up) scanned in 36 seconds . . . .|% nmap 24.9.218.175 -P0 -p 22,80 . . . .| . . . .|Starting nmap V. 2.53 by fyodor@insecure.org ( www.insecure.org/nmap/ ) . . . .|Interesting ports on ci590846-b.lxintn1.ky.home.com (24.9.218.175): . . . .|Port State Service . . . .|22/tcp filtered ssh . . . .|80/tcp filtered http . . . .| . . . .|Nmap run completed -- 1 IP address (1 host up) scanned in 36 seconds . . . .| . . . .| . . . .|OK. Looks like we get the same. . . . .|Now for the kicker. I have had my firewall running for about . . . .|a year. I was accessing my machine yesturday and I did not . . . .|change my firewall settings. . . . .| . . . .|Could these services be blocked by my ISP @Home? . . . .|Is there a way to tell? . . . .| . . . .|Thanks . . . .|Jim . www.nul.cjb.net www.FreeBSD.org _________________________________________________________ Do You Yahoo!? Get your free @yahoo.com address at http://mail.yahoo.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message