See the book - Intro and Index (350K PDF)
Contents
1. LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL PSTN lines via an optional gateway so upgrading day to day business communication to this most advanced voice and data network is a breeze Enterprises don t need to disrupt their current external communication infrastructure and operations With IP PBX deployed an enterprise can even keep its regular telephone numbers This way the IP PBX switches local calls over the data network inside th nterprise and allows all users to share the sam xternal phone lines How it works Linux LiveCD VoIP Server Service provider Doriain Name System gp im servers Registrar MediaProxy ta Internet Multiprotocol 2 Voice Gateway Multiprotocol Geographical Voice Gateway Location B Residential networks File Server Figure 1 How an IP PBX integrates into the network An IP PBX or IP Telephone System consists of one or more SIP phones an IP PBX server and optionally a VOIP Gateway to connect to existing PSTN lines The IP PBX server functions in a similar manner to a proxy server SIP clients being either soft phones or hardware based phones register with the IP PBX server and when they wish to make a call they ask the IP PBX to establish the connection The IP PBX has a directory of all phones users and their corresponding SIP address and thus is able to connect an internal call or route an external call via either a VOIP 122. Prevy Sethns bonu 2 3 3 OPENVPN 2 1 CLIENT QUICKSTART FOR WINDOWS x The OpenVPN Client requires a configuration file and key certificate files You will receive these from fonosip com Once you have them save them to Program Files OpenVPN config To start OpenVPN first run the OpenVPN GUI by double clicking the desktop icon Note that on Windows Vista you will probably need to 19 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL run the OpenVPN GUI with administrator privileges so that it can add routes to the routing table that are pulled from the OpenVPN server You can do this by right clicking on the OpenVPN GUI desktop icon and selecting Run as administrator The OpenVPN GUI is a system tray applet so an icon for the GUI will appear in the lower right corner of the screen Right click on the system tray icon and a menu should appear showing the names of your OpenVPN configuration files and giving you the option to connect 2 3 4 FAQ Q What are the advantages of your VPN services for my VOIP business You get tons of benefits from our VPN services 1 VOIP Traversal nobody can block your VOIP traffic your local ISP can t block your VOIP calls any more Through VPN service all VOIP data are encrypted with 1024 bits SSL and tunneled within VPN packets Your VOIP traffic doesn t run on famous VOIP ports no SIP signal packet pattern can be matched by ISP 2 Privacy amp
3. LiNUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL LINUX LIVECD VOIP SERVER ADMINISTRATOR MANUAL Documentation Release Jan 2008 New Chapters OpenVPN Business Stun Server LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL Linux LiveCD VoIP Server Administrator Manual fonosip com info fonosip com C a w nd other providers covered by the GNU G hapter 6 MySQL and PHP MyAdmin Marc Delisle c wifi com ar he optional CDROM contains software provided by GNU Linux S EN ER hapter 2 3 and 4 and portions of other chapters part of Linux HowTo s nd Linux Guides copyright Linux Documentation Project LDP Asterisk ERAL PUBLIC LIC ENSE 1 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL Introduction to IP Telephony cccccccsccsscssscsssesesssensssssssssscssesessssssssssscssssssssesssesssceseees 8 1 1 Introductliolgeee eR NOE SEXUS a COE DRU Y TN E eee ae ace este EYE VR Y ISP tees 8 12 Network Diagram oso ee RAO eee ed epe e OR ate treiben 9 1 3 SIP Express Router SER Component eese eene enne tnne nennen teen trennen entren 10 1 4 Asterisk BAOBUA Component i osi op eer e OR HI RR RERO LOEO EERE 10 1 5 VolP Architecture and Security ti tui e en p ee ete et 10 126 P lt PBX BERLE Sees genu RO EUR EE SE tos IR evo ere bases ORI eae Il 1 6 Benefit 41 Much easier to instal
4. 3 6 3 IntrOdUCUOD ec BH PERDRE 73 3 6 3 2 Advantages ose OI DIR ERR UB D DEOR RIPE ERE 73 316 3 3 Technical Imntations eo eaten Dec e Oe REPOS 73 3 6 3 4 Example sef Config Hle oio RIGHE RU RR 74 3 7 SCOPE OPONS s oue In og a e doeet 77 3 7 1 Core Commands i aee eU et RU ettet ibt tte e rio rud 79 391 2 Message Forwarding mearra Ue einen ite eei Hr Pe oit ete es 81 3 7 3 Command Eine Parameters nete D dee oret Uter ite hus 82 3 7 4 Modules m MH 83 3 7 5 FIFO Commands Reference s edet eo fee t tee re earn E e ens 86 3 7 6 Used Database Tables ern eite geom don bte ee oe bl Rs 86 SIP EDU SER Cookbook example aeree eese stent nete ene testata stata stesso setae ts suse ta sene ta senta ses tn aen 88 4 1 PAT CHILE CHUL Os Boe i eae dh Sate CUERO GENER Hv cp EH I Oe ane etn ei ER ER 68 4 2 R gilYemehtso ie sepe pee e d ite e ed Seah pee eet 68 4 3 Installation iiit c e e eicere ro de i ER E eri RE nade cebat e Ege aguas 69 4 4 Configuration NEMPE EE 89 4 5 UserAOCCOMHHLS e S RE POUR vate eR EE RE MR DE 96 4 6 Debugging and Server Monitoring with Serctl esee nennen nenne 96 47 MODERATELY COMPLEX SAMPLE ie ete i pe erbe ae te esis deti e Dee oue 98 STUN o 108 5 1 STUN Description 5 Ha REO DG RE AREE Liha D ERROREM penes 108 5 2 SABE ELE 108 rnn 109 6 1 Introduction to ASt
5. ATA WAN connect your line from your xDSL modem router LAN port for your home network you can connect e g your PC lap top or wireless router PHONE here you can connect your analogue telephone LINE connect your analogue PSTN telephone lin USB you can connect PC or lap top with a free USB port I Some SIP devices have more than one LAN port and or PHONE port available For the hardware connections from your SIP device look at the above information and your user manual After connecting the hardware you have to make sure that your software is installed and configured the right way 15 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL Software configuration General SIP pore 3 5060 Registrar fonosip com Proxy server fonosip com Outbound proxy server leav mpty Account name your fonosip com username Password your fonosip com password Display name number your fonosip com username or sip number Stunserver option stun fonosip com Codecs G 711 64 kbps G 726 32 kbps Co 729 Jos G 723 5 3 amp 6 3 kbps If you have audio problems Use a STUN server e g stun fonosip com with port 3478 if supported by your device Use the G 711 codec For more specific technical information please visit the FAQ pages 2 2 FREQUENTLY ASKED QUESTIONS
6. For example Bring up the customer record of the caller automatically when you receive his her call dramatically improving customer service and cutting cost by reducing time spent on each caller Outbound calls can be placed directly from Outlook removing the need for the user to type in the phone number 1 6 8 BENEFIT 8 TWICE THE PHONE SYSTEM FEATURES FOR HALF THE PRICE Since an IP PBX is software based it is easier for developers to add and improve feature sets Most VOIP phone systems come with a rich feature set including auto attendant voice mail ring groups advanced reporting and more These options are often very expensive in proprietary systems 1 6 9 BENEFIT 9 ALLOW HOT DESKING amp ROAMING Hot desking the process of being able to easily move offices desks based on the task at hand has become very popular Unfortunately traditional PBXs require extensions to be re patched to the new location With an IP PBX the user simply takes his phone to his new desk No patching required Users can roam too if an employee has to work from home he she can simply fire up their SIP software phone and are able to answer calls to their extension just as they would in the office Calls can be diverted anywhere in the world because of the SIP protocol characteristics 1 6 10 BENEFIT 10 BETTER PHONE USABILITY SIP PHONES ARE EASIER
7. more like balancing the tire ona Take firewalls as an you add latency or If you think of the firewall as a through which traffic must be processed adds delay packet and compares it to a set of rules and delays processing just Firewalls operate through a rules engine This takes The same types of delays can be added by intrusion detection systems antivurs engines and a number of security measures achieve the best possible security without degrading VoIP services To achieve this balance readiness assessment test network Once you have deployed VoIP it is important those requirements service and call quality VoIP services without you absolutely need consistent monitoring of network performance to measu quality New attacks surface Tra this happens every day xperi Effectiv nc mo ffic patterns change The trick is CO to perform a solid network You need to evaluate your requirements and the ability to meet the design phase of building your VoIP your assumptions about security your netwokr really support your This is all part of Then you have to to ensure validity re design test Can to perform some re ongoing call The security posture of a corporate network changes constantly Firewall rules change And nitoring of a corporate envi delivering acceptable ca Perhaps the cumulative and impacts many thin
8. 21 What type of internet connection do I need umoa e E 17 2 2 8 Why use SIP Re envies cave ree ENEE E cs actives evsne EG er age eU NR EOS E eee E TERES ee 17 232 9 Do I need computer speakers and a microphone eeeeeeene 17 22 10 What kind ot headset should EI USS oerte e nee estet ie 17 2 2 11 Free washington state number 2 2 12 Testing the Service sein a Shia edin GE HER DURER ER UE ERU POR TEIE ENISI Ae 22 19 Premium ACCOUN CS e ied ne Batwa Prec ACCOURES EON ae dagen eas E Seta eei 2 2 15 Troubleshooting My phone can not log in 18 2 2 016 Tro ubleshooting Voice Quality ione ele tont ie er Den ee eus 18 2 2 17 Troubleshooting Firewall blocked ports 18 222208 DID number porting akerise e ei 2 2 T9 WHY invest in a Codec G72 u s er RT TR A EERE EE SM anon EEEE IER ORe 19 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL 2 2 20 Advanced Troubleshooting civics cisvsccsosuccecssnnbeotesstechosnessckinnsvosssadevtehedeckisneusedsaseveeds 19 243 ODESTIV PN c 19 2 9 d Secure Ecryption OpenVPN ACCESS essere eren ek e enne ener enne 19 2 32 Install the OpenVEN 241 GETENG verroin eee etie t eee nerit perte 19 2339513 OpenVPN 251 Client Ourckstart for WLiDndOWSoiseteese eere reru 19 2 3 4 EAQGU uitam n gr pote E EUR DON REDE OV CDU DR Pteioimm 20 SIP Express Router SER 4 eerie eese eese eese tasto seta sts stas ts sete soos ss toss eo aseo setas seas essersi 21 3 1 Introduc
9. 3 3 11 Authentication Policy Prevention of Unauthorized Domain Name Use in From and More 66 3 3 12 Connecting to PBX Voicemail Using a Cisco Gateway sseseeeeeeeeeeeeenen en 67 3 5 Troubleshooting RTT HP 68 3 5 1 SIP requests are replied by ser with 483 Too Many Hops or 513 Message Too Large 69 3 5 2 Windows Messenger authentication fails seeseeeeeeeeeeeeeeeen nennen nennen 69 4 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL 3 5 3 Windows Messenger Reponds with 400 Bad Request sse 69 3 5 4 Multiple phones register with a single address of record sss 70 3 5 5 I receive ERROR t_newtran transaction already in process in my logs 70 3 5 6 I try to add an alias but serctl complains that table does not exist ssssssesss 70 3 5 7 I started ser with children 4 but many more processes were started What is wrong 70 3 5 8 I decided to use a compiled version of ser but it does not start any more 71 3 6 Complementary Applications oe Re Ee epa eI SUR Neq neben 71 3 6 1 seret command line tool penisine pee ec RR UR leat ue ERES Ete estes 71 3 6 2 Web User Provisioning serweb essessesseeseeseeeeeee nennen nennen een eene ERER teen 72 3 6 3 VOICEImall reo cies sees hs ede RP URDU OR RR RE UBRO DERE 73
10. FAQ 2 2 1 CAN I MAKE FRI Lr E PHONE CALLS Yes all IP to IP calls are free Recommend the service to your friends and talk to them free even if they are in different countries Registration is free the account is created instantly 2 2 2 REASONS TO USE FONOSIP COM VOIP TECNOLOGY Price of the call In most cases it is much more cost effective In Some cases it is free Convenience You may use your address book You can call while shopping on line You can receive calls to your home phone number while you are traveling And so much more Features Call forwarding transfers conferencing are on your fingertips It is open we peer with most SIP networks and also exchange ENUM calls Which means you can make more free calls You can call to from Skype also It is cool 16 2 2 3 CAN I CALL TO R Yes but you n low 2 2 4 CAN I US Yes in any cou 2 2 5 DO YOU P Yes we provide email technical support on average LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL eed to add credit E THE n ntry ROVIDE rH 2 2 6 WHAT ARE ECHNICAL SUPPORT EGULAR PHONE LINES OR MOBILE PHONES to your account Calling rates are very ERVICE IN ANY COUNTRY Answer times are 1 business days IHE MINIMUM SYST To run the xten or coun
11. LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL gateway or a VOIP service provider THE TOP 10 BENEFITS T 1 6 1 BENEFIT 1 MUCH EASIER TO INSTALL amp CONFIGURE THAN A PROPRIETARY PHONE SYSTEM An IP PBX runs as livecd software on a dedicated computer and can leverage the advanced processing power of the computer and user interface Anyone proficient in networking and computers can install and maintain an IP PBX By contrast a proprietary phone system often requires an installer trained on that particular proprietary system 1 6 2 BENEFIT 2 EASIER TO MANAGE INTERFACE ECAUSE OF WEB GUI BASED CONFIGURATION t9 An IP PBX can be managed via a web based configuration interface or a GUI allowing you to easily maintain and fine tune your phone system Proprietary phone systems have difficult to use interfaces which are often designed to be used only by the phone technicians 1 6 3 BENEFIT 43 SIGNIFICANT COST SAVINGS USING VOIP PROVIDERS With an IP PBX you can easily use a VOIP service provider for long distance and international calls The monthly savings are significant If you have branch offices you can easily connect phone systems between branches and make free phone calls 1 6 4 BENEFIT 44 ELIMINATE PHONE WIRING An IP PBX allows you to connect hardware phones directly t
12. Oriskuu s d nene Une ee HE 109 6 1 1 Linux Telephony Inberfage uoughb i RERO NE DRE ERE RE EE ETER 109 61 52 Supported VOLE Protocols ume ECRIRE mS 110 6 1 3 Codec and i1b6 formatSg i ene a Renee ONERE 111 6 1 4 Why Asterisk s Import nt aeuenameseen iint th erek Sehe K rants SEES is 112 63155 Example NetWork Sere eere coop oen ciere tiere ev eee eerte eee epeets 112 6 1 6 Th Asterisk Dice Li A Tire eee re bte ee exe tete ib remeees 113 6 1 7 Asterisk Extenslon uuesaudeugtee n EO RT ea E eE a EEEE IER EEEE AREO 115 6 1 8 Simple Group Configuration Example extensions conf 121 6 1 9 Programmabdyd tyi Aoi Sees Goh E PEE PER ES 122 7 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL Linux LiveCD VOIP S rver cccccccccccsscsscsscsscssessssssssccsscscsscssssscsssssssessssssssssssssssssssssssssssssssess 124 7 1 LiveGD Product description Np nete 124 XNolP Server Base System ette eee tt meti baee tte vebe terea 124 7 2 AdDitional MOGULOS ced DO DERE RERO ROB DEDE HERES 124 Optional Advanced Modules s eripe er reete rtr er pe Ee Herr pe Per eee dieere 125 7 3 FAO Linux LiveCD VoIP S ryer aac aa eN EE EE EEE GU te e eren 125 7 4 LiveCD VoIP Server Network Diagram nnne enne enne enne ennt 129 7 5 Web Administator Screen CADP EULESS visicccacevecesacevicesuccsancibesvanesi et aese EEEE iere Re Een 130 7 6 Quick STATE GU de isa acl ti e re TER RE e e ERE ee ce RE REP OE INR UO 136 7 7 Quick Start Adm
13. Security nobody can find out that you are running VOIP traffic your local ISP can t figure out what applications you are running with the internet connection and the highest encrypted VPN packet doesn t make any sense to the network monitor Thus no one can find that you are running VOIP traffic through the network and on one can sniff the VOIP phone call conversation 3 Flexibility you can run VOIP service with any kind of internet connection the VPN router works with almost any kind of network connection it can always establish reliable and steady VPN connection with our VPN Servers even you have only dynamic or private IP for the internet 4 Convenience you get static public IP for your VOIP device with a static public IP you can easily run VOIP inbound or traffic exchange Service no headache NAT port mapping or DMZ setting required any more Some VOIP gateways or VOIP softswitch which don t support NAT traversal also work 100 in such a deployment 5 Phone call quality get better voice quality with higher MOS result People may get surprised but it s true that in professional tests under the same network condition SSL VPN network provides better voice quality than regular network Q I am told that using VOIP crossing the VPN system can actually improve the voice quality is it true Yes that s true Our solution is industry advanced 1024
14. TO USE Employees often struggle using advanced phone features Setting up a conference transferring a call On an old PBX it all requires instruction Not so with an IP PBX all features ar asily performed from a user friendly Web GUI Proprietary systems often requir xpensive system phones to get an idea what is going on on your phone system Even then status information is cryptic at best Conclusion Investing in a software based IP PBX makes a lot of sense not only for new companies buying a phone system but also for companies who already have a PBX An IP PBX delivers such significant savings in management maintenance and ongoing call costs that upgrading to an IP PBX should be the obvious choice for any company 14 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL 2 END USER VOIP PRIMER 2 1 GENERIC ATA CONFIGURATION EXAMPLE You can use fonosip com with the following types of Sip devices SIP ATA Analogue Telephone Adapter SIP Router xDSL Modem The most devices ar quipped with a combination of the following ports Example 1 POWER SETUP WAN LAN PHONELINE this is merely an example layout every type of device can be different Example 2 Windows er Mac OS X this is merely an example layout every type of device can be different A DSL connect your line from your A DSL provider not available on a
15. bits SSL based VPN network the improvement of voice quality as measured by MOS scores comes to encapsulating the UDP VOIP voice packets RTP and RTCP into TCP IP Please refer to some professional publishings concerning this topic Network World Test shows VoIP call quality can improve with SSL VPN links link O Reilly Emerging Telephony Strangely SSL VPNs can help VoIP call quality link 20
16. e REOR re RUE E LESER te EOS t e Eee E due EH 44 3 4 1 Recommended Operational Practices eese eene nennen nennen 44 3 4 2 Real time Traffic Watching nennen E TETEE tenete trennen 45 3 4 1 Tracing Errors in Server Chains nee eerte eni e EEEo en ote 46 3 4 2 Watching Server Health eee tette eie rire re rere espe eee ee orte 47 3 4 5 Ts Server Alive ted goto ipn dota ele oh abst tienda 47 3 4 6 Dealing with DNS entente e Pret teurer ere eec ee deesse c etes ot eda 47 3 4 7 I uunc 48 3 4 8 Labeling Outbound Requests sesessseeeeeeeseeeeeeeeeenen nennen nennen nennen nene enne 50 3 3 SER HOWTOS tea tededette teer Ee RI CHR e Uere ARE e rie Ce EE 51 3 3 1 User Mana eE espe ee RR ONUS 51 3 3 2 User Aliases e b EIE OH ORE RH 52 3 3 3 Access Control PSTN Gateway seseessseseseseseeeeee enne nene enne tenentes nenr enne nene R 54 3 3 4 AGCOUDLUDB ote ase nta ON OE aedi 57 3 3 5 Reha bihlty 5 eai e etg e ee dem duster SEE EO EE hanks 59 3 3 6 Stateful versus Stateless Forwarding eese eene ene eene 62 3 3 7 Serving Multiple Domains eee eeceesceseceseceseceaecaeecseeeaeeeaeeseecsaecsaecsaesaecsaecsaecsaeeseeeaeeeas 63 3 3 8 Reporting Missed Calls eese teer rene perdete eie tape e ben ettet epe Seo tei inet 63 3 3 9 NAT Traversal 2 etti ri e E EO ERES ec Eee genre eie oet ipe eie 64 3 3 10 Using Only Latest User s Contact for Forwarding eese 65
17. ems This will help you to understand the different types of servers including proxy servers redirect servers acess control provisioning and policy servers You will learn about telephone number portability Next you will learn about the quality of service Q0S security and reliability you can expect from voice over data telephone systems and services Find out how you can get guaranteed toll quality service with some voice over data telephone systems and why you may experienc choes and audio distortion on others Learn about how secure your connections are and the different forms of security including the control of physical access authentication checks and data encryption Understand how to maximize the reliability of your calls by understanding the reliability of different parts of the network Finally you will discover some of the advanced features and services that are possible with Internet telephone service that is not possible with most traditional telephone systems This includes unified messaging ways to connect telephon xtension anywhere in the world how you can setup one or many global telephone numbers that will ring to your IP telephone without international charges Learn how voice over data telephone service allows you to share notes pictures and files using a whiteboard while you are talking for interactive web seminars Webinars If you are considering converting some of your telephone systems and
18. gs we do quality So most importa 11 quality nt thing to remember is that maintaining a balance be means you need to deply performance service d VoIP is unlike email attention to assure appropriate call and tools to monitor security livery team who supports closely with the network security TE nd to end delay Delay abso Each of these impacts the call all quality your users ronment is needed to delay is utel tween call the right tools It also ceam nd nd servic quality But s an to to strengthen security add delay quality and security is vital tools to monitor quality and means that the VoIP services will need to work y impacts call that That that requires care and when managed well ut brings values in cost savings and efficiency that far outweigh the labor effort 1 6 IP PBX BENEFITS It really needs to be viewed as a total service The benefits of replacing your old PBX with an IP PBX What is an IP PBX An IP PBX is a complete telephony system that provides telephone calls over IP data networks the network All conversations are sent as data packets over The technology includes advanced communication features but also provides a significant dose nterprises seek Th IP PBX is 11 of worry free scalability and robustness that all also able to connect to traditional
19. h the popularity of Microsoft s Windows Messenger The SIP Express Router is extremely configurable to allow the creation of various routing and admission policies as well as setting up new and customized services Its configurability allows it to serve many roles network security barrier application server or PSTN gateway guard for example 1 4 ASTERISK B2BUA COMPONENT Asterisk B2BUA solution can use IAX2 SIP termination providers Can do Codec transcoding Class 5 telephony features Distributed RTP Proxying Can provide A Z wholesale service for multi port gateways asterisk SIP or IAX2 or other ser proxys 1 5 VOIP ARCHITECTURE AND SECURITY How to assure that your VoIP deployment is secure First we have to accept that security in general terms is overhead It is something we add to the base transport of packet data As such security impacts performance and call quality is one aspect of performance To achieve total operational support we have to balance many factors For some people it is the simple balance of security vs quality 10 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL Finding balance in the network is much car example There are many angles and aspects When you inspect packets thi delay We often call node in the network inserting a firewall that inpsects each time to consider in a firewall s nodal delay
20. inistration Guides eee ete tree en Ted eee e teak Y Tee ye aye ee oN 137 Z8 JSERcfegdefault configuration diem ete ee a a Pe ORE obec coat treten 141 7 9 SER cfg multiple AZ Termination Provider with Automatic Backup Routes eese 156 TAO Asterisk B2BUA iae er ros eo e er E PI C ated anette OU ea aoa TUR 164 7 11 High Availability Backup SER Machine eese eerte enne eee nennen 167 ill Example ser cfg primary machine eerren e o Lp EE e ten t vans SETRA 167 7 11 2 Example ser cfg Secondary Machine eseesessseseeeee eee nnne enne 167 T7 11 3 Example DNS SRV records inem uo premo o ERSO ogni 175 7 11 4 Example multiple geographic B2BUA configs 0 eee eee eeeeeecesecnse cess cece caeeeaeeeeseeaeeneeeerens 175 7 12 IPTABLES Filtering and Security esee eene tenth nennen eene rennen nnne tree 176 MySQL and PHP Myadmin Introduction eerie etes renes eee een seen sse tas senes etos s sens se toss eno 178 8 1 eR MESI Posies ck A SEEE A E ET A A E E AE ES A N SE 178 8 2 TOOLkit f r his guideuncs Ange e AG Gh AE Ae tene 178 8 3 Creating Sample Table S ii ea eP ER MEME 178 8 4 Data modifrcatdoniuuesengesenee ed OB UNO EHE OR PC OR Er 180 8 5 Adding Data with INSERT oleo ERU er Ee en RE aay a tenes 180 8 6 Updating Data with UPDATE iind Ue e HERO aea ess 181 8 7 Deleting Data with DELETE ERU UBER UO i oe tea EN E 182 8 8 Retrieving Data with SELECT eri
21. l amp configure than a proprietary phone Systemiocu eer Ur ue er Reb E 13 1 6 2 Benefit 2 Easier to manage because of web GUI based configuration Interface oseere eE aE eter tert eee EEA e EE KE Ei 13 E 63 Benefit 3 Significant cost savings using VOIP providers 13 1 6 4 Benefit 44 Eliminate phone Wiring essees oeren onae uE SENTERET YR ERES 13 L 6 5 Benefit 5 BLiminate vendor lock inlusasenesescueee eer REESE 13 1 6 6 Benefit 467 SOcXaLaDl8goanesstineeec one dice 13 1 6 7 Benefit 7 Better customer service amp productivity 14 1 6 8 Benefit 48 Twice the phone system features for half the price 14 1 6 9 Benefit 9 Allow hot desking amp LOAMANG A eceessececsenceeessseeeeeesseeeeeseaes 14 1 6 10 Benefit 10 Better phone usability SIP phones are easier to use 14 Bnd User VolP Prime erc sbacacssdepanvsacdcssbepessucedesasesussuisebes 15 2 1 Generic ATA configuration example nennen Ea RK nene 15 2 2 Frequently Asked Questions FAQ eiseres e a RRE E entente AERES 16 2 2 1 Can I make Free phone calls 395Z eere etre eret EEEO EE Eeke Ent 16 2 22 Reasons to use FonoSIP com VoIP tecnology eeeeeeeeee 16 2 23 Can I call to regular phone lines or mobile phones 2 17 2 2 4 Can IL use the service in any COUNELY 3 oret IHRER rena 17 2205 Do you provide technical support ixsesnlcueeethei e e n Lr REPRE S 17 22416 What are the minimum system requirements for a softphone 17 25
22. l try opening SIP ports SIP signalling ports UDP 5060 5061 DNS port UDP 53 TFTP port UDP 69 RTP RTCP ports UDP 10000 30000 Mode details on Router Firewall SIP Troubleshooting http www fonosip com english trouble html 2 42 16 TROUBLESHOOTING VOICE QUALITY If you experience low voice quality make sure Your SIP phone is configured to use codec G729 as priority one Your local internet connection is not congested by a large file download In that case you can improve your network with an intelligent Switch such as the Encore 8 port with 1 VoIP Port NHG08 Or Linux LiveCD Router which also can prioritize UDP VoIP packets 252117 TROUBLESHOOTING FIREWALL BLOCKED PORTS We offer an optional Secure encryption OpenVPN access available for any softphone on windows mac linux Can also be used with hardware phones behind cisco and openwrt routers gateways In addition connecting to the voip server using the VPN can improve the quality of your connection since most ISPs give priority to encrypted traffic It can also solve ISP filtering and firewall or NAT traversal issues 18 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL 2 2 18 DID NUMBER PORTING We do not provide DID service number porting We assign new numbers for each DID we provision 222 19 WHY INVEST IN A CODEC G729 Unfortunately all softphones
23. les for server and clients 197 9 8 4 Editing the client configuration files sess enne 198 9 8 5 Starting the chent 3 cs cesses ote C RET RERO IE EEEE EE E CIE Re puncte e EEEE EE REVISE HI 200 9 8 6 Configuring OpenVPN to run automatically on system startup seeeeeeee 201 9 8 7 Pushing DHCP options to clients eeeseeeeeeeseeeeeneen nennen nennen ene rennen nete 206 9 8 8 Sample OpenVPN 2 0 configuration files essent eene eene 220 10 Linksys WRT54GS with Openwrt esee sees eese ense tn seta seta seta stint tn stesse es sss ens senses stus tn seen 227 10 1 Install TPK PACKAGES eee eese ie e n E ET Ere eere eG TEA EREET M Tes ERR 227 LOZ Configuration Files e qe aer ette mee eq Te UE 227 10 3 Start OpenVPN vs a titi ai bre e t de tre e t e re bte i 228 10 4 Performance Testing eese esee eene nennen net nnet nnne en nest nene et test nene enne se tenen tese tn nennen nnne 228 DES m A D E duce 230 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL 1 INTRODUCTION TO IP TELEPHONY 1 1 INTRODUCTION This Introduction to IP Telephony converting some or all of their telephon telephone systems such as PBX section explains why companies are systems from dedicated to more standard IP telephony systems These conversions allow for telephone bill cost reduction increased ability to control telephon services inf
24. metier otare eee ARE RE cova ce EEK EY ERR Re oe XR Re Eee 182 8 9 Co nditionsisoscnesseu e OR AB a I AOR d enc ite oh te Gate ae 183 8 10 Aggregate functliOnsiinsssustaA le eU goa es rn aee Eee RUE ESTRUM ieee 184 8 11 JO DS ipu eee p RM etu bte e Ata ate 184 8 12 COnDnCLusiODivmue ERR P OU M Pena mets 185 OPENVPN 186 9 1 Test shows VoIP call quality can improve with SSL VPN links eese 186 9 4 2 OpenVPN Introductions aper eu 186 9 3 EnGPyDtLiOnise aer pen OB HO D PERO UR DR RE REFER E Gea 186 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL 9 4 AUERENET Ca tl Oni hes Re ERE A Ns ates a Bani A TUER c eae 186 95 5 INGE Totale 187 9 6 SS OCU CVs c ETE EEEE vane oda five chev tang dachen sa aev senas0hcd out veyegea diab cass aastantaona tee 187 9 7 OpenVPN Static Key Mini HOWTO ccccsecesssecesnceessecesneeescecesneeesceceeneecsaeceeneeesaeceeeeeeaeceeneeenaeens 187 9 7 1 InttOdUCtOn cette e epe Pu b dees ent eee epe ee e fms 187 9 7 2 Static Key disadvantages eere epe apr epe n e etre 188 9 7 3 Simple Example 2 niet eer i ere E ei e tyes corsets 188 9 8 OpenVPN Howto 2 0 4 ena e OR DO or ee e tei ee eo ee bre ert 191 9 8 1 Webmin Screen Captute sette tenere tb EESE EOE eet spesa repe eee antena 191 9 8 2 IntrOdUCtOh 1 e tette RE IR REUNIR E HEP VERO Pee e Ic ee cbe EIA EEEN EESTE 191 9 8 3 Creating configuration fi
25. ng equipment anywhere in he world using IP telephony or several international number to tomers can use a local telephon ry You will learn how voice over instantly display your accounting records and bills in real allow you to integrate information systems such as sales sys your telephone networks usually allows you to setup new telephone services time and This section explains the basics of how voice over data telep works converted to data signals conversion process can affect your voice quality tems with hone servic processes of sending packets through a data network such as Internet and how the losses of packets usually affect the voic and some do get lost quality You will be introduced to t This includes how the different ways that voice signals can be not all of them are the same and Discussed are the basic how the the do not he different types of voice over data communication systems that are used for company This includes publ communication networks lic Internet telephone services LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL providers ITSPs IP Centrex service providers and IP private branch exchange iPBX systems Also covered are the functional types of IP telephony network equipment such as gateways that are used in voice over data network and some key issues to consider when deploying VoIP syst
26. o a standard computer network port which it can share with the adjacent computer Software phones can be installed directly onto the PC You can now eliminate the phone wiring and make adding or moving of extensions much easier In new offices you can completely eliminate the extra ports to be used by the office phone system 1 6 5 BENEFIT 45 ELIMINATE VENDOR LOCK IN IP PBXs are based on the open SIP standard You can now mix and match any SIP hardware or software phone with any SIP based IP PBX PSTN Gateway or VOIP provider In contrast a proprietary phone system often requires proprietary phones to use advanced features and proprietary extension modules to add features 1 6 6 BENEFIT 6 SCALABLI Lj Proprietary systems are easy to outgrow Adding more phone lines or extensions often requires expensive hardware modules In some cases you need an entirely new phone system Not so with an IP PBX a standard computer can easily handle a large number of phone lines and extensions 13 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL just add more phones to your network to expand 1 6 7 BENEFIT 7 BETTER CUSTOMER SERVICE amp PRODUCTIVITY With an IP PBX you can deliver better customer service and better productivity Since the IP telephone system is now computer based you can integrate phone functions with business applications
27. om newer headsets connect via USB which are very good Also make sure that the headset has a microphone 2 21 FR I E WASHINGTON STA Free washingto n state DID numbe If you get a messag E NUMB ER already have an account Check your ipkall account here http phone ipkall com ipphone http phone ipkall com ipphone forgot asp 17 LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL 2 2k 2 TESTING THE SERVICE To test the service dial 393613 for an echo test A service in the USA that test the quality latency of your connection Also dial 555 411 393514 8004 Or dial one of the Service Numbers 222 3 PREMIUM ACCOUNTS VolP brujula net and FonoSIP com are the same company but all premium accounts have been moved to the fonosip com server I 2 2414 FR iE ACCOUNTS For testing free accounts make sure you set the sip proxy to voip brujula net not fonosip com See help manuals at voip brujula net english ayuda html 22415 TROUBLESHOOTING MY PHONE CAN NOT LOG IN If the phone fails to login or get one way audio please take the tim to double check your configuration as above If everything appears to be correct the problem may be your firewall If you are running XP try disabling the built in firewall If your router firewall suports DMZ put your hardware phone in the DMZ area If you have an external firewal
28. ormation services By upgrading t immediately reduce their telecommuni heir systems nication costs 40 to 80 Because IP telephony systems all to setup and disconn and the addition of new telephone companies can end user and system administrators rs and services this provides features and services increased control ov elephony is usually risks costs along with the abili audio how to maintain or use intelligent telephon his permits information systems data formats Internet IP Protocol as product catalog information t nternet order processing sys ie d be more easily linked to th f I data IP telephony systems and services are the sam System thus providing or companies to increase sales through interactive telephone You will lear the ability and n that not all voice over There are cost and quality tradeoffs along with common problem areas and There are many ways these systems can reduce telecommunication new revenue producing services You will understand how you can get better than telephone toll quality system reliability ms to increase company learn how employees can using adapters and call services Discover how you can get one telephone numbers so you call you when you are in another count data telephone servic and new ways to revenues You will their phone numbers and existi
29. services be able to use IP telephony services or you just want to know more about the options and advantages of IP telephony services 1 2 NETWORK DIAGRAM SIP Phone sip user domain p f w x WD Gateway LINUX LIVECD VoIP SERVER ADMINISTRATOR MANUAL LINUX LIVECD VoIP SERVER NETWORK DIAGRAM 1 3 SIP EXPRESS ROUTER SER COMPONENT SIP Express Router SER is an industrial strength VoIP server based on the Session Initiation Protocol SIP RFC3261 It is engineered to power IP telephony infrastructures up to large scale The server keeps track of users sets up VoIP sessions relays instant messages and creates space for new plug in applications Its proven interoperability guarantees seamless integration with components from other vendors eliminating the risk of a single vendor trap It has successfully participated in various interoperability tests in which it worked with the products of other leading SIP vendors Its performance and robustness allows it to serve millions of users and accommodate needs of very large operators With a 3000 dual CPU PC the SIP Express Router is able to power IP telephony services in an area as large as the Bay Area during peak hours Even on an IPAQ PDA the server withstands 150 calls per second CPS The server has been powering our iptel org free SIP site withstanding heavy daily load that is further increasing wit
30. terpath x lite Pentium II 400 or fas addition you can use a wide range of with Processor phones EM REQUIR EMENTS FOR A SOFTPHONE 2 2 7 WHAT TYP E OF INTERNET CONN softphones you need a computer ter Memory 64MB RAM or better In hardware VoIP SIP adaptors and ECTION DO I NEED Broadband is required for the FREE X Lite client For dial up users G 729 compression is required and is delivered through the commercial version of the Xten Softphone X Pro Or any other SIP phone that supports G729 2 2 8 WHY USE E SIP SIP has many advantages over propietary solutions such as Skype and others Many more phones support it you have the o is G729 2 2 9 DO IN 2 py If your PC has computer speak external How 2 20 WHAT KIND OF HEADSE including GSM and WIFI phones And ption of using the best compression codec available which T D COMPUTER SPEAK a sound card ins ers internal or external ever a computer You need a computer headset no has two separa RS AND A MICROPHONE talled then all you need are your and a PC microphone internal or headset with microphone should be used and is strongly recommended to avoid echoing SHOULD I USE t a telephone headset A computer headset te connectors one for the microphone and one for the Speaker s
31. that support the codec G729 are paid This is because G729 is patented But it is worth the price since you will minimize the traffic needed for voip thus getting higher quality of Service under more network conditions Also support of G729 by fonosip com is a benefit that free services such as skype or IM based networks can not afford to provide since they must distribute the softphones for free 25 24 20 ADVANCED TROUBLESHOOTING Troubleshooting More than one sip phone behind NAT Router Troubleshooting your SIP connection Troubleshooting Firewall blocked ports or ISP filtering advanced troubleshooting 2 3 OPENVPN 2 3 1 SECURE ECRYPTION OPENVPN ACCESS Secure encryption OpenVPN access available for any softphone on windows mac linux windows mobile Can also MTS be used with hardware phones behind openwrt or linux routers gateways In addition to providing private calls connecting to the FonoSIP server using the VPN has the following benefits can improve the quality of your voip connection since most ISPs give priority to encrypted traffic can solve ISP filtering in UAE or Mexico for example can solve firewall or NAT traversal issues 2 3 2 INSTALL THE OPENVPN 2 1 CLII Gl NT Yew Loy Download the openvpn windows client from this link riso RR Windows Mobile from this link
32. tion to SER Sereni e teet e o diee idee cation tad eae costes dere ete eret 2l 3 2 Request Routing and SER Scripts eese eene tnnt ettet nentes nennen enne nenne nnne nnne nnne 21 3 2 1 Conditional Statements sese nennen een Eres VE EEVEE tenerent tren 22 3 2 2 Operators and Operands sese rennen rennen trennen nennen 23 3 2 3 URE Matching tenent eeu ieri aug ogaqueucoitenmonmdesevedutut s 25 32 3 1 Domain Matching e ereer ono ette depo ete tete et tibt ee ee urere bipes 25 32 3 22 Numbering Plans sree neier re eerte oo eta e ee be tertie 27 3 2 3 Request URI Rewriting notte rettet Ee rp EE ETE EE EEEE ES 27 3 2 4 Destination Setor 30 3 2 5 User Location inrer roten e e ete ote ttr dies d dene peritus dm e eti e EERE 31 3 3 External Modules oreen ee em eere Sa Sees cl Wada ORE ee Oa Waa ge bey de teet Sa a eS ERR eg 32 3 3 1 Writing Scripts iere eng te ete e rte e e eroe danas 34 3 3 2 Default Configuration Script eessessesssssseseeseeeeeee eene enne tenent eent tenete trennen 35 3 3 3 Stateful User Agent Server eee evades ep eripe ect eate EE eere ere tiet ee aoan 38 3 3 4 Redirect Server E tenets 40 3 3 5 Executing External Script 5 pete pt ch cous rere ea trao sovdes cio eee eee vet ap eto 41 3 3 6 On Reply Processing Forward on Unavailable eese 42 34 SER Server Operation aieo o
Download Pdf Manuals
Related Search