Transcript Document
iWeek Presentation Alan Bacher : Portfolio Head - Internet Access Elements of Neotel’s Network Global Transit Network services Content / Applications Internet Peering Voice Interconnect Access: Fibre Access: Wireless National network Tata Communications Largest carrier of international wholesale voice minutes Tier 1 IP network carrying 15% of the Internet’s traffic Presence in 195 countries, across the 5 continents Amongst the largest owners of submarine cable capacity • A global player, delivering a new world of communications • Home base in developing markets: India, South Africa, Far East Tier 1 Internet in South Africa Latencies to destinations globally are minimised by using shortest fibre routes to create mesh network Reliability – SAT-3 failure on 21 Jan 2010 • IP Layer provides restoration per packet • No interruption to user connectivity • Redundancy through SAT-3, SAFE, SEACOM and now EASSy International IP Traffic IP Traffic on SAT-3 IP Traffic on SEACOM Connecting South Africa ZIMBABWE METROPOLITAN NETWORKS • 4000 km in Gauteng, CT, Durban Phalaborwa POLOKWANE BOTSWANA MOZAMBIQUE NATIONAL LONG DISTANCE NELSPRUIT PRETORIA EASSy WITBANK JOHANNESBURG • 12000 km, linking major centres Ermelo SWAZILAND SEACOM Sasolburg NAMIBIA SAFE Welkom KIMBERLEY Bethlehem RICHARDS BAY BLOEMFONTEIN LESOTHO PIETERMARITZBURG DURBAN WACS Umtata SAT-3 Yzerfontein Bisho EAST LONDON Melkbosstrand CAPE TOWN George SAFE PORT ELIZABETH Mtunzini Connecting Southern Africa ZIMBABWE To Zimbabwe To Botswana Phalaborwa POLOKWANE BOTSWANA MOZAMBIQUE NELSPRUIT PRETORIA To Namibia To Mozambique WITBANK JOHANNESBURG Ermelo SWAZILAND Sasolburg NAMIBIA Welkom To Swaziland KIMBERLEY Bethlehem RICHARDS BAY BLOEMFONTEIN LESOTHO PIETERMARITZBURG DURBAN Umtata Bisho EAST LONDON CAPE TOWN George PORT ELIZABETH To Lesotho Metro and access optical fibre network NeoMetro Link – The new onramp High bandwidth Ethernet point-to-point connectivity in metros South Africa’s first Metro Ethernet service, with speeds up to 1 Gbps Optical fibre metropolitan networks and FTTC and FTTB access Replacing leased lines as the standard connectivity for all services METRO ETHERNET SERVICES SITE 2 WWW E LIN E- 1 VLA N1 VLAN 2 SITE 1 ELIN E VLA 2 MPLS VPN N3 VOICE LEGEND UNI CPE METRO ETHERNET RING SITE 3 NeoBroadband – Fibre Broadband • • • • • • • • • • The Broadband flagship in South Africa Speed: 1 – 15 Mbps, Uncapped, Unshaped Symmetrical up/down, low contention ratio High Availability: Dual fibre feed to building Flexibility: Software upgrade/downgrade Managed Customer Premises Equipment Simple integration into customer LAN Multiline and single line voice service (VoIP) Areas: Targeted buildings / office parks Why NeoBroadband Fibre? • True Broadband performance, world class network • One provider accountable for entire service • Immune to lightning, rain, corrosion, copper theft NeoBroadband – WiMAX Broadband • WiMAX Fixed Broadband Wireless service • Down: 1 – 8 Mbps, Up: 768 kbps – 3 Mbps • Unshaped, Uncapped with Fair Use Policy • Flexibility: Software upgrade/downgrade • Optional bundled customer switch/router • Simple integration into customer LAN • Single line voice service (VoIP) • Rapid installation, with outdoor antenna • Areas: Zones in Gauteng, Cape Town, Durban • Why NeoBroadband WiMAX? • DSL performance over wireless access • One provider accountable for entire service • Immune to lightning, rain, corrosion, copper theft Neotel’s Content Delivery Network • What is a Content Delivery Network? • • • • • • Developed to cache (mirror) files across the Internet Concept pioneered by Akamai in the late 1990s CDNs today carry more varied traffic, including streaming Akamai, Limelight, Level 3, Panther, BitGravity dominate Today account for 10% of all Internet traffic, with one third video Video is about a third of the traffic, but not of the economic value • Why use a Content Delivery Network? • • • • Distributed servers, distributed bandwidth Consistent local performance, close to users Optimised for content e.g. video delivery Only the largest players can build their own Sources: Frost & Sullivan, ATLAS Internet Observatory Thank You