Re: [asterisk-users] Am I cracked?
For such cases i created a dialplan in the default dialplan which blocks the ip of the hacker with iptables. On Monday, June 8, 2015, Luca Bertoncello lucab...@lucabert.de wrote: Hi list! Very strange... I ran the Asterisk CLI for other tasks, and suddenly I got this message: == Using SIP RTP CoS mark 5 -- Executing [000972592603325@default:1] Verbose(SIP/192.168.20.120-002a, 2,PROXY Call from 0123456 to 000972592603325) in new stack == PROXY Call from 0123456 to 000972592603325 -- Executing [000972592603325@default:2] Set(SIP/192.168.20.120-002a, CHANNEL(musicclass)=default) in new stack -- Executing [000972592603325@default:3] GotoIf(SIP/192.168.20.120-002a, 0?dialluca) in new stack -- Executing [000972592603325@default:4] GotoIf(SIP/192.168.20.120-002a, 0?dialfax) in new stack -- Executing [000972592603325@default:5] GotoIf(SIP/192.168.20.120-002a, 0?dialanika) in new stack -- Executing [000972592603325@default:6] Dial(SIP/192.168.20.120-002a, SIP/pbxluca/000972592603325,,R) in new stack [Jun 8 21:42:50] WARNING[18981]: app_dial.c:2345 dial_exec_full: Unable to create channel of type 'SIP' (cause 20 - Subscriber absent) == Everyone is busy/congested at this time (1:0/0/1) -- Executing [000972592603325@default:7] Hangup(SIP/192.168.20.120-002a, ) in new stack == Spawn extension (default, 000972592603325, 7) exited non-zero on 'SIP/192.168.20.120-002a' [Jun 8 21:43:22] WARNING[16633]: chan_sip.c:3830 retrans_pkt: Retransmission timeout reached on transmission 8dc31ca4e660a0408450715638784d86 for seqno 1 (Critical Response) -- See https://wiki.asterisk.org/wiki/display/AST/SIP+Retransmissions Packet timed out after 32001ms with no response At the time no phone try to call... On my Firewall I see a SIP packet coming from an IP in Palestine... Am I cracked? I think I disabled all guest access. How can I check if my Asterisk allows guest to originate calls? Thanks Luca Bertoncello (lucab...@lucabert.de javascript:;) -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
[asterisk-users] Strange problem with Asterisk 1.8.9.3
Hello List. Last month i started to face a strange issue on an asterisk server 1.8.9.3 built on Centos 5.3 x86_64 dedicated server. out of the blue UDP stops responding .. and keep getting the following output: -- Opening message for the problem -- [Mar 21 09:57:04] ERROR[6748] netsock2.c: getaddrinfo(pbx2.server.com, (null), ...): Temporary failure in name resolution [Mar 21 09:57:04] WARNING[6748] acl.c: Unable to lookup 'pbx2.server.com' THEN - [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer '' is now UNREACHABLE! Last qualify: 10 [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer 'C1045' is now UNREACHABLE! Last qualify: 140 [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer '' is now UNREACHABLE! Last qualify: 33 [Mar 21 09:57:15] NOTICE[6748] chan_sip.c:-- Registration for '8885...@pbx2.server.com' timed out, trying again (Attempt #3) [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C3000' is now UNREACHABLE! Last qualify: 87 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C5005' is now UNREACHABLE! Last qualify: 241 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1071' is now UNREACHABLE! Last qualify: 117 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1070' is now UNREACHABLE! Last qualify: 115 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1077' is now UNREACHABLE! Last qualify: 101 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1073' is now UNREACHABLE! Last qualify: 96 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1047' is now UNREACHABLE! Last qualify: 132 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1072' is now UNREACHABLE! Last qualify: 138 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1042' is now UNREACHABLE! Last qualify: 158 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C5006' is now UNREACHABLE! Last qualify: 267 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1053' is now UNREACHABLE! Last qualify: 136 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c:-- Registration for '8885...@pbx2.server.com' timed out, trying again (Attempt #3) [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'ipkall1' is now UNREACHABLE! Last qualify: 168 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1078' is now UNREACHABLE! Last qualify: 141 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1051' is now UNREACHABLE! Last qualify: 139 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1046' is now UNREACHABLE! Last qualify: 157 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1076' is now UNREACHABLE! Last qualify: 116 this problem kept repeating randomly two or three times a day causing me losses. and then i migrated to another Centos 6x x86_64 dedicated server same asterisk version. everything returns to normal if i reboot the server. for a moment i thought i wasn't even able to nslookup but i could wget or yum or do other stuff..although i have my iptables disabled for a the last week for testing purposes. what i did today after the problem is: bindaddress: set to server IPv4 address instead of defaulting. disabled IPv6 from the server. any suggestions to what is causing this issue? -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
Re: [asterisk-users] Strange problem with Asterisk 1.8.9.3
thank you , but how would it be DNS issue while other users drop unreachable too? all operators and SIP Peers go unreachable .. not only unable to register. oe peer using FQDN the rest are IP addresses. On Sun, Apr 21, 2013 at 2:18 PM, dotnetdub dotnet...@gmail.com wrote: Looks like a DNS issue. On 21 April 2013 11:05, Dereck D derec...@gmail.com wrote: Hello List. Last month i started to face a strange issue on an asterisk server 1.8.9.3 built on Centos 5.3 x86_64 dedicated server. out of the blue UDP stops responding .. and keep getting the following output: -- Opening message for the problem -- [Mar 21 09:57:04] ERROR[6748] netsock2.c: getaddrinfo(pbx2.server.com, (null), ...): Temporary failure in name resolution [Mar 21 09:57:04] WARNING[6748] acl.c: Unable to lookup 'pbx2.server.com' THEN - [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer '' is now UNREACHABLE! Last qualify: 10 [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer 'C1045' is now UNREACHABLE! Last qualify: 140 [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer '' is now UNREACHABLE! Last qualify: 33 [Mar 21 09:57:15] NOTICE[6748] chan_sip.c:-- Registration for '8885...@pbx2.server.com' timed out, trying again (Attempt #3) [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C3000' is now UNREACHABLE! Last qualify: 87 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C5005' is now UNREACHABLE! Last qualify: 241 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1071' is now UNREACHABLE! Last qualify: 117 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1070' is now UNREACHABLE! Last qualify: 115 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1077' is now UNREACHABLE! Last qualify: 101 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1073' is now UNREACHABLE! Last qualify: 96 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1047' is now UNREACHABLE! Last qualify: 132 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1072' is now UNREACHABLE! Last qualify: 138 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1042' is now UNREACHABLE! Last qualify: 158 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C5006' is now UNREACHABLE! Last qualify: 267 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1053' is now UNREACHABLE! Last qualify: 136 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c:-- Registration for '8885...@pbx2.server.com' timed out, trying again (Attempt #3) [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'ipkall1' is now UNREACHABLE! Last qualify: 168 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1078' is now UNREACHABLE! Last qualify: 141 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1051' is now UNREACHABLE! Last qualify: 139 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1046' is now UNREACHABLE! Last qualify: 157 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1076' is now UNREACHABLE! Last qualify: 116 this problem kept repeating randomly two or three times a day causing me losses. and then i migrated to another Centos 6x x86_64 dedicated server same asterisk version. everything returns to normal if i reboot the server. for a moment i thought i wasn't even able to nslookup but i could wget or yum or do other stuff..although i have my iptables disabled for a the last week for testing purposes. what i did today after the problem is: bindaddress: set to server IPv4 address instead of defaulting. disabled IPv6 from the server. any suggestions to what is causing this issue? -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
Re: [asterisk-users] Strange problem with Asterisk 1.8.9.3
ok it seems a bug in asterisk .. work around is to add the FQDNS to the hosts file and try to setup local DNS On Sun, Apr 21, 2013 at 2:24 PM, Dereck D derec...@gmail.com wrote: thank you , but how would it be DNS issue while other users drop unreachable too? all operators and SIP Peers go unreachable .. not only unable to register. oe peer using FQDN the rest are IP addresses. On Sun, Apr 21, 2013 at 2:18 PM, dotnetdub dotnet...@gmail.com wrote: Looks like a DNS issue. On 21 April 2013 11:05, Dereck D derec...@gmail.com wrote: Hello List. Last month i started to face a strange issue on an asterisk server 1.8.9.3 built on Centos 5.3 x86_64 dedicated server. out of the blue UDP stops responding .. and keep getting the following output: -- Opening message for the problem -- [Mar 21 09:57:04] ERROR[6748] netsock2.c: getaddrinfo(pbx2.server.com, (null), ...): Temporary failure in name resolution [Mar 21 09:57:04] WARNING[6748] acl.c: Unable to lookup 'pbx2.server.com' THEN - [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer '' is now UNREACHABLE! Last qualify: 10 [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer 'C1045' is now UNREACHABLE! Last qualify: 140 [Mar 21 09:57:04] NOTICE[6748] chan_sip.c: Peer '' is now UNREACHABLE! Last qualify: 33 [Mar 21 09:57:15] NOTICE[6748] chan_sip.c:-- Registration for '8885...@pbx2.server.com' timed out, trying again (Attempt #3) [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C3000' is now UNREACHABLE! Last qualify: 87 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C5005' is now UNREACHABLE! Last qualify: 241 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1071' is now UNREACHABLE! Last qualify: 117 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1070' is now UNREACHABLE! Last qualify: 115 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1077' is now UNREACHABLE! Last qualify: 101 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1073' is now UNREACHABLE! Last qualify: 96 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1047' is now UNREACHABLE! Last qualify: 132 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1072' is now UNREACHABLE! Last qualify: 138 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1042' is now UNREACHABLE! Last qualify: 158 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C5006' is now UNREACHABLE! Last qualify: 267 [Mar 21 09:57:21] NOTICE[6748] chan_sip.c: Peer 'C1053' is now UNREACHABLE! Last qualify: 136 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c:-- Registration for '8885...@pbx2.server.com' timed out, trying again (Attempt #3) [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'ipkall1' is now UNREACHABLE! Last qualify: 168 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1078' is now UNREACHABLE! Last qualify: 141 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1051' is now UNREACHABLE! Last qualify: 139 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1046' is now UNREACHABLE! Last qualify: 157 [Mar 21 09:57:41] NOTICE[6748] chan_sip.c: Peer 'C1076' is now UNREACHABLE! Last qualify: 116 this problem kept repeating randomly two or three times a day causing me losses. and then i migrated to another Centos 6x x86_64 dedicated server same asterisk version. everything returns to normal if i reboot the server. for a moment i thought i wasn't even able to nslookup but i could wget or yum or do other stuff..although i have my iptables disabled for a the last week for testing purposes. what i did today after the problem is: bindaddress: set to server IPv4 address instead of defaulting. disabled IPv6 from the server. any suggestions to what is causing this issue? -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users -- _ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list
