Using Mikrotik to create low cost Wi-Fi Infrastructure with Billing and Voice Services Mukul Agarwal <mukul@enterux.c

1. Mikrotik MUM – Mumbai April 18 2008 Using Mikrotik to create low cost Wi-Fi Infrastructure with Billing and Voice ServicesMukul Agarwal <mukul@enterux.com>Mitul Limbani <mitul@enterux.com>

2. Mikrotik MUM – Mumbai April 18 2008 About Us • Enterux History • Enterux started in 2001 as pure Open Source Technology company • Educating Public and Private sector on Open Source and Open Standards • Focusing on low-cost revolutionary open source technologies that make the projects money-spinners for our clients • Instrumental in building the Asterisk Open Source telephony engine user community in India (http://asterisk.pbx.in//) • Has developed, deployed and supported commercial grade Voice products based on Asterisk, OpenSER, Freeswitch (ITSB Billing Engine, IP PBX, IVR Engine, Dialers (Progressive. Predicitive, CRM Integrated), etc.

3. Mikrotik MUM – Mumbai April 18 2008 So where is Mikrotik ? To deliver voice in the Indian economic - regulatory scenario; network , connectivity & bandwidth are the need of the day In the Indian environment, wireless networks deploy fast Mikrotik is the most comprehensive, economical and rugged equipment for the purpose.

4. Mikrotik MUM – Mumbai April 18 2008 Why Wireless? Primary networks are wire; of late wireless Wireless is the fastest and has lowest (TOTAL COST OF OWNERSHIP) TCO.

5. Mikrotik MUM – Mumbai April 18 2008 Bandwidth Management Provisioning for - dynamic IP addressing DSL style - Static IP DSL style shared bandwidth - Leased routes

6. Mikrotik MUM – Mumbai April 18 2008 Latency Multiple hops on 802.11 cause latency problems and loss of bandwidth throughput Bandwidth loss can be reduced by assigning IP addresses to the base stations without dns Optimum bandwidth can be delivered to the customer if the hops are restricted to less than 4.

7. Mikrotik MUM – Mumbai April 18 2008 Frequency Frequencies available for 802.11 ~ 2.4 Ghz – 2.4835 Ghz ~ 5.725 Ghz – 5.875 Ghz Interference experienced from cordless phone, microwave oven, food processors, etc. Electro Magnetic Interference – High tension Power transmission lines

8. Mikrotik MUM – Mumbai April 18 2008 Telephony VoIP fixed voip lines are operational with clear voice clarity we are working on mobile voip We have tested mobility within the range of a single access point We are working on signal handover between access points with zero or minimal indecipherable packet loss

9. Mikrotik MUM – Mumbai April 18 2008 Bandwidth for Voice Per channel 16 kilo bits per second Restricting Bandwidth for only voice usage

10. Mikrotik MUM – Mumbai April 18 2008 Billing System • entVoice Billing Engine Core Features • Realtime • Postpaid/Prepaid billing • Concurrent calls for users • Unlimited devices for users • Provider rules • Least Cost Routing • Fail-Over • User tariffs • Day setup • Directions/Direction Groups • CDR Rerating • Credit control • Custom rates Additional Features • Services / Subscriptions • Generate Invoices for customers • Generate Vouchers or special offers • CCAvenue Pay Gateyway Integration • Can add Manual Payments • Calling Card Module For Government Regulation • Call Recording for LIS (Lawful Interception System)

11. Mikrotik MUM – Mumbai April 18 2008 Power Supply Grid is standard Solar / Wind or composite solution being tested as there are territories where power supply is poor and several areas which still lack power supply.

12. Mikrotik MUM – Mumbai April 18 2008 For Any Queries Contact Us:- Enterux Solutions (Corporate Office) 110 Reena Complex, Opp. Nathani Steel, Vidyavihar (W), Mumbai, 400 086. http://www.enterux.com/ Contact Name:- Mr. Mukul Agarwal Email ID:- mukul@enterux.com Phone : +91-99080 MUKUL (68585) Contact Name:- Mr. Mitul Limbani Email ID:- mitul@enterux.com Phone : +91-98203 32422