PILOT WIRELESS NETWORK PILOT WIRELESS NETWORK FOR ACCESS TO THE INTERNET FOR ACCESS TO THE INTERNET IN IN POZNAN POZNAN Tadeusz Szkudlarz Tadeusz Szkudlarz - - The The City of City of Poznan Poznan tadeusz_szkudlarz@um.poznan.pl tadeusz_szkudlarz@um.poznan.pl and Networking Networking Center Zbigniew O ł Zbigniew O ł tuszyk tuszyk – – Poznan Poznan Supercomputing Supercomputing and Center zbigniew.oltuszyk@man.poznan.pl zbigniew.oltuszyk@man.poznan.pl
GENERAL INFORMATION GENERAL INFORMATION • Investor – The City of Poznan • Access to Network, hosting, NOC – PSNC • Network Topology – Wi-Fi Mesh • Technology – Nortel (chosen in a public tender chosen in a public tender – Nortel ( ) The second offer of Cisco was 100% more expensive ) • Contractor– COMP S.A. Warszawa • Cost of investment – 154 195pln (~50.000 €)
INFRASTRUCTURE INFRASTRUCTURE • Managing wireless network: Managing wireless network: • wireless gateway 7240 – – x 2 (the redundancy mode) – wireless gateway 7240 x 2 (the redundancy mode) – management system (Nortel Optivity Optivity NMS) – management system (Nortel NMS) – server (DHCP/RADIUS/Captive Portal) – server (DHCP/RADIUS/Captive Portal) – Wireless Access Point (AP): • Wireless Access Point (AP): • – outdoor (Nortel 7220) outdoor (Nortel 7220) – – x 7 x 7 – – indoor (Nortel 7215) indoor (Nortel 7215) – – x 6 x 6 – Access to network (routing) • Access to network (routing) • router (OSPF) – router (OSPF) – firewall (Linux/IPtables IPtables) ) – firewall (Linux/ – switch L2 – switch L2 –
NETWORK TOPOLOGY NETWORK TOPOLOGY Core wireless network • Core wireless network • Mesh Nortel AP 7220, 5GHz – Mesh Nortel AP 7220, 5GHz – Security and management • Security and management • Mesh wireless gateway 7240 – Mesh wireless gateway 7240 – Firewall – Firewall – Management users and monitoring AP • Management users and monitoring AP • – Server FTP, DHCP, RADIUS Server FTP, DHCP, RADIUS – – Linux on IBM x3550 Linux on IBM x3550 – Nortel Optivity Optivity NMS, , Nagios Nagios – Nortel NMS –
LOGICAL NETWORK TOPOLOGY LOGICAL NETWORK TOPOLOGY
AP 7215 (indoor indoor) ) AP 7215 ( installed in the Offices s of the City of Pozna Pozna ń ń installed in the Office of the City of The main role is to network access for employees of the City The main role is to network access for employees of the City
AP 7220 (outdoor outdoor) ) AP 7220 ( The main role is to network access for tourists The main role is to network access for tourists
LOCATION AP (outdoor outdoor) ) LOCATION AP ( AP were installed on the tower of City Hall AP were installed on the tower of City Hall and surrounding buildings and surrounding buildings
MAP SIGNAL COVERINGS MAP SIGNAL COVERINGS the most attractive touristic places in the center of Pozna Pozna ń ń the most attractive touristic places in the center of
NETWORK SERVICES NETWORK SERVICES SSID Poznan- -Internet Internet- -Free Free • SSID Poznan • – Public, free access to Internet for tourists, residents Public, free access to Internet for tourists, residents – and visitors. and visitors. Limited available network resource (www, e- -mail) mail) • Limited available network resource (www, e • Limited bandwidth 100 kbit kbit / users • Limited bandwidth 100 / users • Limited single time session – – 2h • Limited single time session 2h • Access requires the identification and acceptance • Access requires the identification and acceptance • of the Rules of Procedure of the Rules of Procedure Open network, without encryption • Open network, without encryption •
NETWORK SERVICES NETWORK SERVICES SSID Poznan- -UM UM • SSID Poznan • Access for City Councilor and authorized employees of – Access for City Councilor and authorized employees of – the City the City Network without restrictions on bandwidth and time – Network without restrictions on bandwidth and time – session of network session of network Network with encryption WPA2/WPA- -TKIP TKIP – Network with encryption WPA2/WPA – Triple authentication (id, password, certificate) – Triple authentication (id, password, certificate) – – Access to urban applications Access to urban applications (Internet. Asyst (Internet. Asyst. . Radnego Radnego, , – Internet. Asystent Asystent Prezydenta) ) Internet. Prezydenta
NETWORK SERVICES NETWORK SERVICES SSID e edu dur roam oam (http://www.eduroam.pl www.eduroam.pl) ) • SSID (http:// • Access to the network service for users science – Access to the network service for users science – Everywhere the same network configuration – Everywhere the same network configuration – Same username and password regardless of location – Same username and password regardless of location – Access to a broad set of services such as www, VPN, – Access to a broad set of services such as www, VPN, – email email Is available in: – Is available in: – Europe – Europe – Asia (Australia ,Japan, China) – Asia (Australia ,Japan, China) –
NETWORK SERVICES NETWORK SERVICES Temporary SSID support and maintenance for • Temporary SSID support and maintenance for • significant events significant events – Theater Festival MALTA Theater Festival MALTA – Wielkopolskie Innovation Days – Wielkopolskie Innovation Days – In total, it is possible to develop the 8 different • In total, it is possible to develop the 8 different • subnets SSID, with different network parameters. subnets SSID, with different network parameters.
NETWORK SERVICES NETWORK SERVICES THE OLD MARKET SQUARE GUIDE • THE OLD MARKET SQUARE GUIDE •
NETWORK USE NETWORK USE The number of people benefiting from the • The number of people benefiting from the • network network (number ( number of single log of single log- -ins ins) ): : since the beginning of the project: 289.800 – since the beginning of the project: 289.800 – – from VI to VIII 2007 (Tourist season from VI to VIII 2007 (Tourist season ) : 13.690 : 13.690 – from VI to VIII 2008 (Tourist season ) : 67.206 : 67.206 – from VI to VIII 2008 (Tourist season –
PROBLEMS PROBLEMS Technical: • Technical: • Small range of mobile devices (palm, phone) – Small range of mobile devices (palm, phone) – – Signal interference Signal interference – – large number of private Wi- large number of private Wi -Fi Fi – • Procedural: Procedural: • Law – – only limited free free public access to Internet – Law only limited public access to Internet – – Restorer of historic buildings Restorer of historic buildings – – Installation AP only in Installation AP only in – designated areas designated areas
FUTURE FUTURE New locations: • New locations: • Places of tourist importance – Places of tourist importance – – Around school Around school – • New technology: New technology: • We start testing Motorola – We start testing Motorola – New services: • New services: • City VoIP – City VoIP – New applications – New applications –
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