> On May 9, 2018, at 10:41 PM, Michael Knill
> <michael.kn...@ipcsolutions.com.au> wrote:
> I have found this problem only recently and I think it may be what you are
> experiencing. Providers with clustered SBC's (which yours sounds like), when
> they fail over for some reason, any registration attempts to the standby SBC
> responds with a 403 Forbidden. This was proved by my provider with a packet
> capture. By default Asterisk views a 403 Forbidden as an authentication
> failure and stops trying to register. If you set register_retry_403=yes in
> sip.conf it fixes this problem.
Thanks for sharing Michael !!!
--
;register_retry_403=yes ; Treat 403 responses to registrations as if
they were
; 401 responses and continue retrying according
to normal
; retry rules.
--
Lonnie
> On May 9, 2018, at 10:41 PM, Michael Knill
> <michael.kn...@ipcsolutions.com.au> wrote:
>
> Hi Nedi
>
> This is what I have found:
> 1) If you are registering to a DNS name, if the address changes Asterisk does
> not know about it unless you are using srvlookup=yes in sip.conf. PS I don't
> use it as it does a lookup for every call and I don't like this. I instead
> use dnsmgr.conf to check periodically. Nate that this only affects SIP
> registration and not SIP OPTIONS (qualify). For this I actually use a Monit
> script but the cause of this problem is not what you are experiencing.
> 2) Yes using the IP Address solves 1) but if you have a provider with
> multiple IP Addresses then this is not the best approach.
> 3) I have found this problem only recently and I think it may be what you are
> experiencing. Providers with clustered SBC's (which yours sounds like), when
> they fail over for some reason, any registration attempts to the standby SBC
> responds with a 403 Forbidden. This was proved by my provider with a packet
> capture. By default Asterisk views a 403 Forbidden as an authentication
> failure and stops trying to register. If you set register_retry_403=yes in
> sip.conf it fixes this problem.
>
> Good luck.
>
> Regards
> Michael Knill
>
> On 10/5/18, 1:24 pm, "Lonnie Abelbeck" <li...@lonnie.abelbeck.com> wrote:
>
> Hi Nedi,
>
> I appreciate your detailed description and for the record I feel your
> frustration.
>
> I seem to recall Michael Knill described a similar situation in the recent
> past.
>
> My educated guess is this is a firewall statefull-inspection "stuck-state"
> somewhere in the network path. AstLinux's firewall is not the issue
> otherwise a reboot would solve the problem.
>
> Long story short, as a test, I would determine a time of day where
> shutting down asterisk is acceptable (say 2:00 am) and keep asterisk down for
> 10 minutes or so, something like:
>
> -- cron at 2:00 am or so --
> service asterisk stop
> sleep 600
> service asterisk init
> --
> (make sure you don't have any other background scripts looking to restart
> asterisk other than the cron script)
>
> Possibly 5 minutes is all that is needed, but I would start at 10 minutes.
> Most any firewall UDP state should expire in 10 minutes.
>
> Sadly, this test may take weeks to confirm if it helps.
>
> If you are already using cron to rewrite the sip.conf this test will be a
> simple addition by delaying starting up asterisk.
>
> Lonnie
>
>
>
>
>> On May 9, 2018, at 6:58 PM, nedi <n...@gmx.ch> wrote:
>>
>> Hi,
>>
>> I have some Astlinux boxes as local pbx after Modem with standard firewall
>> inside modems , Astlinux have different Releases, and since years I have
>> this issue and can’t fix that:
>> After a week or month and sometimes longer the voip number can’t be
>> registered and Status show me „rejected“
>>
>> Reboot can’t help - Aterisk Reload can’t help - I can’t reproduce that for
>> testing.
>> If I have this problem only change the SIP Server to another Sipcall sip
>> server can help to fix that issues.
>>
>> As sample if I was registered to business1.voipgateway.org I must change
>> registrar to business2.voipgateway.org and I can save and reload to
>> register without reboot.
>>
>> I have tried instead of registrar name to use the ip adress but this not
>> fixed my problem.
>> I use Sipcall DNS IP’s to in the Astlinux Network setting that don’t help,
>> I don’t use IPV6. IPV6 is disabled in the Network Settings.
>> Nat and Firewall in Astlinux are enabled and.
>>
>> I found that I have this issue only with the provider Sipcall.ch ( if
>> registered on different subdomains of voipgateay.org ) and only if I use
>> Swisscom as Internet Provider. On others provider on the same astlinux and
>> at the same time I don’ t have this issues.
>> On the same Astlinux box by some customer I have different provider and
>> sipcall on the same astlinux box and only the Sipcall have this all other
>> provider worked onlythe the Sipcall account get rejected.
>>
>> At now I use Alix Board and AstLinux Release astlinux-1.2.6.1 i586 -
>> Asterisk 1.8.32.3, but i had this issues with oter astlinux release to.
>>
>> Some of my customer changed to internet with fix ip adress and there are
>> this issue not so often.before with Dynamic IP Adress i had this issues
>> oftener.
>>
>> The Sipcall support told me that is not the problem on the Sipcall site.
>> Some times the Sipcall told me Astlinux trying to register with old IP
>> Adress and sometimes they told me Astlinux don’t try to register for some
>> hours or days and they don’t getting inquiry from pbx to register)
>>
>> I tried to change some settings in my sip.conf and there is nothing what
>> helped me to resolve the issue.
>>
>> egisterattempts=0
>> registertimeout=20
>> maxexpiry=3600
>> defaultexpiry=600
>> qualify=2500
>> srvlookup=no
>> nat=yes
>>
>> I use a cron script if external IP changed and update the sip.conf with the
>> new IP for dynamic IP and again I have this problem, that not helped me
>> great.
>>
>> The PBX can work for weeks and months without problem but after some time I
>> get that again.
>>
>> I don’t know have this issue something with Astlinux firewall or with
>> swisscom modem or with Sipcall.
>>
>> I think when, for some reason the registry fail and the state of the
>> registry becomes REJECTED, asterisk stops trying to register. Can someone
>> help me figuring out why this occur and a way to prevent asterisk from stop
>> sending the registration requests.
>>
>> Does anybody have an idea about that problem ? How can we configure Asterisk
>> to retry after some time in case of rejection ?
>>
>>
>> Im my sip.conf I have this:
>>
>>
>> I use a cron script to change the IP Adress in Astlinux if external ip
>> adress was changed and again I have this problem that some customer get
>> rejected.
>>
>> The PBX can work for weeks and months without problem but after some time I
>> get that again.
>>
>> I don’t know have this issue something with Astlinux firewall or with
>> swisscom modem or with Sipcall.
>>
>> I think when, for some reason the registry fail and the state of the
>> registry becomes REJECTED, asterisk stops trying to register. Can someone
>> help me figuring out why this occur and a way to prevent asterisk from stop
>> sending the registration requests.
>>
>> Does anybody have an idea about that problem ? How can we configure Asterisk
>> to retry after some time in case of rejection ?
>>
>>
>> Im my sip.conf I have this:
>>
>> [general]
>> useragent=mypbxname
>> port=5060
>> context = from-sip-external; send unknown sip callers to this context
>> alwaysauthreject=yes
>> deny = 0.0.0.0/0.0.0.0
>> permit = 10.0.0.0/255.255.255.0
>> permit = 10.8.0.6/255.255.255.0
>> allowguest=no
>> disallow=all
>> allow=alaw
>> allow=ulaw
>> language=de
>> registerattempts=0
>> registertimeout=20
>> maxexpiry=3600
>> defaultexpiry=600
>> qualify=2500
>> notifycid=yes
>> srvlookup=no
>> nat=yes
>> allow subscribe = yes
>> subscribecontext = hints
>> trustrpid=yes
>> sendrpid=yes
>> ;t38pt_udptl = yes
>> faxdetect=yes
>>
>> register => 4171511xxxx:2345678@212.117.203.35/4171511xxxx
>>
>> [071511xxxx]
>> type=peer
>> username=4171511xxxx
>> secret=2345678
>> host=212.117.203.35
>> ;fromuser=4171511xxxx
>> fromdomain=212.117.203.35
>> directmedia=no
>> insecure=port,invite
>> disallow=all
>> allow=alaw
>> allow=ulaw
>> context=incoming212.117.203.35
>> dtmfmode=info
>> trustrpid=yes
>> sendrpid=pai
>>
>>
>>
>> Best regards
>> Nedi
>>
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>> pay...@krisk.org.
>
>
>
> ------------------------------------------------------------------------------
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>
> Donations to support AstLinux are graciously accepted via PayPal to
> pay...@krisk.org.
>
> ------------------------------------------------------------------------------
> Check out the vibrant tech community on one of the world's most
> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
> _______________________________________________
> Astlinux-users mailing list
> Astlinux-users@lists.sourceforge.net
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>
> Donations to support AstLinux are graciously accepted via PayPal to
> pay...@krisk.org.
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