I restarted network and sipxecs also.

I got the same problem also with the other ITSP now. For the other ITSP
i also have added an entry to /etc/hosts. Strange.

Here is the ping respone time. It looks ok to me. Especially the second
ping to the other ip.

# ping sip.voicetrading.com
PING sip.voicetrading.com (194.221.62.198) 56(84) bytes of data.
64 bytes from 198-rsvd-tviconnect.62.221.194.in-addr.arpa
(194.221.62.198): icmp_seq=1 ttl=239 time=22.8 ms
64 bytes from 198-rsvd-tviconnect.62.221.194.in-addr.arpa
(194.221.62.198): icmp_seq=2 ttl=239 time=22.7 ms
64 bytes from 198-rsvd-tviconnect.62.221.194.in-addr.arpa
(194.221.62.198): icmp_seq=3 ttl=239 time=22.7 ms
--- sip.voicetrading.com ping statistics ---
11 packets transmitted, 11 received, 0% packet loss, time 10008ms
rtt min/avg/max/mdev = 22.534/22.701/22.837/0.130 ms

# ping sip.voicetrading.com
PING sip.voicetrading.com (194.120.0.198) 56(84) bytes of data.
64 bytes from routed-static-PA.de.kpn-eurorings.net (194.120.0.198):
icmp_seq=1 ttl=248 time=4.74 ms
64 bytes from routed-static-PA.de.kpn-eurorings.net (194.120.0.198):
icmp_seq=2 ttl=248 time=4.97 ms
64 bytes from routed-static-PA.de.kpn-eurorings.net (194.120.0.198):
icmp_seq=3 ttl=248 time=4.92 ms


On Mon, 2010-01-11 at 09:41 -0500, Tony Graziano wrote:
> It would be interesting to know why it times out if it is in the hosts file.
> Perhaps you can schedule restarting network and any dependent services and
> see if it continues?
> 
> More than anything it would be a timing (dns latency) issue, which should
> not occur using hosts entry. The lookup would be followed by the
> registratuon attempt. A slow response from their registration server would
> obviously result in a failed transaction.
> 
> If you ping their registrar what kind of response times are you seeing?
> ============================
> Tony Graziano, Manager
> Telephone: 434.984.8430
> Fax: 434.984.8431
> 
> Email: [email protected]
> 
> LAN/Telephony/Security and Control Systems Helpdesk:
> Telephone: 434.984.8426
> Fax: 434.984.8427
> 
> Helpdesk Contract Customers:
> http://www.myitdepartment.net/gethelp/
> 
> ----- Original Message -----
> From: [email protected] <[email protected]>
> To: Tony Graziano <[email protected]>
> Cc: [email protected] <[email protected]>
> Sent: Mon Jan 11 09:16:47 2010
> Subject: Re: [sipx-users] Alarm: SPX00022
> "SipUtilities:"FindSipServer::findServer  Unable to resolve by A ITSP
> domain" problem
> 
> Hi, Tony. Thanks for your fast answer.
> 
> I tested with dig to see if it finds the records. Yes it finds them, but
> from time to time dig does not find the records. This is the time when
> sipxecs sends the alarm.
> 
> We don't have started bind on this machine. Our DNS servers are in other
> machines.
> 
> I checked /etc/host.conf and order is ok: order hosts,bind
> 
> The interesting is that this problem happened also after i added the
> entries to /etc/hosts.
> 
> Yes, when we add entry to /etc/hosts we don't need to restart network
> services.
> 
> Hmm, yes, we thought to use something like fake zone for this ITSP and
> to tune little bit settings in sipxecs.
> 
> Will be a solution if we run a caching DNS server on that machine?
> 
> On Mon, 2010-01-11 at 08:52 -0500, Tony Graziano wrote:
> > First, can you do a dig from the CLI of the system to verify it can't
> > find the record?
> >
> >
> > Example using a different nameserver: dig @ns1.google.com
> > www.google.com
> >
> >
> > Did you restart named service (bind)? The lookup is handled by the
> > order in your network (hosts, dns), is the standard order. If you stop
> > bind does it still resolve/lookup via the hosts file? I don't believe
> > adding a host entry would require a network service restart, but the
> > above test would indicate if your system is properly looking it up via
> > the hosts entry.
> >
> >
> > I had an issue like this with an ITSP I had to disassociate with
> > because of their woeful network. Ultimately, I found that I had to
> > create a fake zone for their domain on my system in order to get
> > registered properly, but there is not telling what else that would
> > break, so it is not something I would recommend.
> >
> >
> > You should also look at the advanced settings of the registration
> > interval. Devices>Gateways>choose_the_itsp_gateway>ITSP
> > Account>advanced>Registration Interval.
> >
> >
> > If the default is "600", you might "adjust" this to force an earlier
> > re-registration.
> >
> >
> >
> >
> > On Mon, Jan 11, 2010 at 8:37 AM, [email protected]
> > <[email protected]> wrote:
> >         Hi,
> >
> >         we are experience a problem with ITSP registration. We receive
> >         the
> >         following report:
> >
> >         Message from sipXecs
> >         Alarm: SPX00022
> >         Reported on: sipxecsserver.domain.tld
> >         Reported at: 2010-01-11T13:06:13.829583Z
> >         Severity: INFO
> >         Alarm Text: An ITSP 'sip.voicetrading.com' was not configured
> >         correctly.
> >         The SIP Trunking service could not Register with it.
> >         Suggested Resolution: Check your Domain, Proxy and Registrar
> >         settings
> >         for the ITSP account.
> >
> >         Some times ot recover after minute, but sometimes after 5-6
> >         sipx
> >         minutes.
> >
> >         I see in the sipxbridge.log that system cannot find A record
> >         for ITSP
> >         domain:
> >
> > 2010-01-11T13:06:13.811000Z":1909:JAVA:WARNING:asgard.iguanait.com:Timer-0:00000000:SipUtilities:"FindSipServer::findServer
> > Unable to resolve by A sip.voicetrading.com"
> >
> >         I tried to add IPs and sip.voicetrading.com to /etc/hosts, but
> >         didn't
> >         helped.
> >
> >         What is the best solution for this situation?
> >
> >         Thanks in advanced!
> >
> >         _______________________________________________
> >         sipx-users mailing list [email protected]
> >         List Archive: http://list.sipfoundry.org/archive/sipx-users
> >         Unsubscribe:
> >         http://list.sipfoundry.org/mailman/listinfo/sipx-users
> >         sipXecs IP PBX -- http://www.sipfoundry.org/
> >
> >
> >
> > --
> > ======================
> > Tony Graziano, Manager
> > Telephone: 434.984.8430
> > Fax: 434.984.8431
> >
> > Email: [email protected]
> >
> > LAN/Telephony/Security and Control Systems Helpdesk:
> > Telephone: 434.984.8426
> > Fax: 434.984.8427
> >
> > Helpdesk Contract Customers:
> > http://www.myitdepartment.net/gethelp/
> >
> > Why do mathematicians always confuse Halloween and Christmas?
> > Because 31 Oct = 25 Dec.
> >
> >


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