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There was some fluff on Slashdot today about Al Jazeera being "hacked" but I didn't pursue it. The Packet Filtered could mean they are blocking echo reply, though the sequence numbers you are getting seem to be pretty curious (possibly dropping a bunch of packets?)
Jeff
Paul D. Boyle wrote: | Hi All, | | I am using <ob linux>SuSE 7.3</ob linux>. I was trying to connect to | http://english.aljazeera.net and wasn't able to get through. I wanted | to see if the host was up so, I pinged it and got this output: | | boyle:/~% ping english.aljazeera.net | PING english.aljazeera.net (216.34.94.186) from 152.1.38.206 : 56(84) bytes of d | ata. | From jerry.exodus.net (216.34.83.66): icmp_seq=2 Packet filtered | From jerry.exodus.net (216.34.83.66) icmp_seq=2 Packet filtered | | --- english.aljazeera.net ping statistics --- | 6 packets transmitted, 0 received, +2 errors, 100% loss, time 5024ms | | boyle:/~% ping english.aljazeera.net | PING english.aljazeera.net (216.34.94.186) from 152.1.38.206 : 56(84) bytes of data. | From jerry.exodus.net (216.34.83.66): icmp_seq=18 Packet filtered | From jerry.exodus.net (216.34.83.66) icmp_seq=18 Packet filtered | From jerry.exodus.net (216.34.83.66) icmp_seq=32 Packet filtered | From jerry.exodus.net (216.34.83.66) icmp_seq=41 Packet filtered | From jerry.exodus.net (216.34.83.66) icmp_seq=50 Packet filtered | From jerry.exodus.net (216.34.83.66) icmp_seq=57 Packet filtered | | | I have never seen the "Packet filtered" message before. I did a | 'whois' for this host and tracked down some phone numbers. I called the | network operations people of the organization which seems to administer | 'jerry.exodus.net'. I was told to send an email to them, which I did. | Oddly enough, though, after my phone call, the behavior of 'ping' changed. | Now this is the output I get: | | boyle:/x03033% ping english.aljazeera.net | PING english.aljazeera.net (216.34.94.186) from 152.1.38.206 : 56(84) bytes of data. | | --- english.aljazeera.net ping statistics --- | 309 packets transmitted, 0 received, 100% loss, time 308019ms | | boyle:/x03033% !ping | ping english.aljazeera.net | PING english.aljazeera.net (216.34.94.186) from 152.1.38.206 : 56(84) bytes of data. | | --- english.aljazeera.net ping statistics --- | 381 packets transmitted, 0 received, 100% loss, time 380015ms | | From my reading of Stevens' "TCP/IP Illustrated Volime 1", I can see that | ICMP packets can return a number of codes. The message seems to most | closely correspond to code 13, which is, "communication administratively | prohibited by filtering", although I guess there are other possibilities | (I need to look in the source for ping). | | Does anyone know (or have an opinion) whether this indicates a bona fide | technical problem, or why would a site be blocked like this? | | Thanks for any help. | | Paul -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org
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