Re: [Asterisk-Users] How often do YOU register?

2006-03-20 Thread Arek Bekiersz

Hi,


Being SER user I use 5 minutes (300 seconds).

But you have to balance between load on your registrar server (like * in 
this case) and keeping your database up to date. Too short 
re-registration in huge system means literally tens of registration per 
second. To long registration means:


a) users will seem available for a prolonged time, even during power 
off, their network failure, etc.


b) if user will change IP address and you have long expiratoin time, he 
will be visible under two or more addresses. Most SIP proxies will 
perform parallel forking - they will contact all IPs. Of coure provided 
that you do not perform any form of registrar database 'purge' or 
cleaning, when registering UA from new IP address





Matt wrote:

Hi,
How often do you all have your ATAs and phone register with the
asterisk server.  I am doing it once an hour, but now I am wondering
if maybe that is too long in between registrations?



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Arek Bekiersz
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[Asterisk-Users] Re: [Serusers] adress book

2006-01-30 Thread Arek Bekiersz

Hello Joao,


I'm using SER and Asterisks-based system, with centralized LDAP backend.
To access LDAP I use SOAP and DSML.This is now used for every 
provisioning/management/billing/ivr activity in the system. In future I 
plan to have centralized phonebook based in LDAP.


I think that having centralized LDAP directory and accessing it from 
clients via SOAP/XML is a best option. If security is an issue, SOAP/XML 
Digital Signature and Encryption could be used here.


Maybe we will live until times when hardware vendors will support SOAP 
clients in their phones, or at least XML browsers or some sort of thin 
clients. I see SNOM is doing something in XML - maybe worth checking.


I think that will be the soft-phone manufacturers that will first adapt 
idea of central phonebook, based on SOAP message exchanges with 
centralized LDAP directory servers.



--
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Arek Bekiersz



Joao Pereira wrote:

Hello to all
Im using X-lite, eyeBeam and Cisco 79XX phones and I would like to know 
the best way of implement a centralized address book system.
Maybe the solution is LDAP, but these clients doesnt seem to support 
LDAP.Who should contact the LDAP directory? the SIP clients or the SIP 
server?


Thanks
Joao Pereira

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[Asterisk-Users] Re: [Serusers] adress book

2006-01-30 Thread Arek Bekiersz

Yes its how I started (ldap+radius(
But it depends what you want to do.

1) If you want to have nice display in softphone (or hardware phone with 
LCD) of global system phonebook and/or private phonebook - I'm sorry, no 
vendor is supporting this.
I was trying to convince few videophone manufacturers to support XML or 
SOAP, but there are other reasons they won't do it now (they all go 
proprietary).


2) If you want to just implement a SIP-like phonebook functionality, 
like you hook-off, you press # and number of phonebook entry and system 
dials for you, then voila. You can do it yourself. Just write clever 
SER module, or PHP script and use Ldap.



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Arek Bekiersz



Voipers Portugal wrote:

Hi,
I am using SER with centralized LDAP backend which is accessed by 
RADIUS. Maybe it could work out for you.

Jose Simoes

 
On 1/30/06, *Arek Bekiersz* [EMAIL PROTECTED] mailto:[EMAIL PROTECTED] 
wrote:


Hello Joao,



I'm using SER and Asterisks-based system, with centralized LDAP backend.
To access LDAP I use SOAP and DSML.This is now used for every
provisioning/management/billing/ivr activity in the system. In future I
plan to have centralized phonebook based in LDAP.

I think that having centralized LDAP directory and accessing it from
clients via SOAP/XML is a best option. If security is an issue, SOAP/XML
Digital Signature and Encryption could be used here.

Maybe we will live until times when hardware vendors will support SOAP
clients in their phones, or at least XML browsers or some sort of thin
clients. I see SNOM is doing something in XML - maybe worth checking.

I think that will be the soft-phone manufacturers that will first adapt
idea of central phonebook, based on SOAP message exchanges with
centralized LDAP directory servers.



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Arek Bekiersz

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Re: [Asterisk-Users] VOIP Router

2006-01-26 Thread Arek Bekiersz

Hi,


Try one of Venus 2804, 2808 or 2832 from Tainet corporation.
They support SIP or MGCP and they come with VPN.

http://www.tainet.net
Proceed to Product/VoIP/Venus

--
Regards,
Arek Bekiersz



Mohamed Farid wrote:

Dear All :
I need to link my HQ to some Remote Sites - I need a Router which 
supports VOIP , and VPN

Also the Router Should has 3 FXS ports and 1 FXO ...
The call should be routed from the Remote Site to the HQ through a VPN 
tunnel ( 3DES ) ...

Any Advise ?
Mohamed Farid ,,

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[Asterisk-Users] Asterisk - no outband DTMF with Mediatrix

2004-05-04 Thread Arek Bekiersz
Dear List members,



I have this problem with Mediatrix 24-FXS-line gateway and out-of-band DTMF.
It seems not working - the RTP mode is not working and when I select INFO
mode, the Mediatrix is behaving just the same as with RTP mode.

Here is a bunch of logs to explain this:

1. The RTP out-of-band mode (dtmfmode=rfc2833):
This is OK reply from Asterisk to Mediatrix when RTP mode selected. Seems OK
;-):

[...]
SIP/2.0 200 OK
CSeq: 1091919829 INVITE

v=0
o=root 35059 35059 IN IP4 xxx
s=session
c=IN IP4 xxx
t=0 0
m=audio 12210 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
[...]

And then, during connection with asterisk, when we use DTMF, this shows on
debug:
[...]
May  3 17:49:42 NOTICE[139648000]: rtp.c:418 ast_rtp_read: Unknown RTP codec
96 received
May  3 17:49:42 NOTICE[139648000]: rtp.c:418 ast_rtp_read: Unknown RTP codec
96 received
[...]


2. INFO mode (dtmfmode=info):

Proper INVITE from Mediatrix:

[...]
INVITE sip:[EMAIL PROTECTED]:5060 SIP/2.0
CSeq: 1657017135 INVITE
Content-Type: application/sdp
Contact: Port 3 sip:[EMAIL PROTECTED]
Supported: replaces
User-Agent: MxSipApp/4.4.11.68 MxSF/v3.2.7.30

v=0
o=MxSIP 4563726510189014186 6429835688411497953 IN IP4 xxx
s=-
c=IN IP4 xxx
t=0 0
a=sendrecv
m=audio 5004 RTP/AVP 8 18 4 0 13 111
a=rtpmap:8 PCMA/8000
a=rtpmap:18 G729/8000
a=rtpmap:4 G723/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:111 X-nt-inforeq/8000
[...]

And then nothing happens, Asterisk shows no DTMF events.

Thanks for any help,
Arek Bekiersz

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[Asterisk-Users] Asterisk and SER - choppy sound with G.729

2004-04-14 Thread Arek Bekiersz



Hi,

We are using Asterisk running on FreeBSD,as 
IVR / Voicemail for SER.We have redirected certain callsfrom 
SERto *.On * there is some 'testing' extension. It's simply playing 
some demo now;-)

As long as I use plain G.711 the sound is nice. 
When I switch toG.729 the sound is choppy, not recognizable. What is going 
on? Debug shows everything is normal..

I understand that all jingles / sounds are recorded 
in gsm format. Maybe I should try to convert them to g.729, as * isnot 
converting it correctly on the fly? ButI don't see anyhigh-CPU-usage 
when* is doing this anyway...

I'm usingCisco ATA, or X-pro softphone, so I 
am aware of silence-suppression (I have switched it off).

Thank You for any help,
Arek Bekiersz

[EMAIL PROTECTED]