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Overview of SANReN Network Infrastructure and High-Speed Connectivity in South Africa

The South African National Research Network (SANReN) connects key institutions across the country with high-speed optical fiber links, enabling robust research and collaboration. This infrastructure features various 10Gbps and 40Gbps Wavelength Division Multiplexing (WDM) links connecting cities like Pretoria, Johannesburg, Cape Town, Durban, and more. Key institutions include CSIR, Unisa, WITS, and UCT, facilitating cutting-edge research through reliable and fast internet connectivity. This document highlights major links and network configurations within the SANReN framework.

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Overview of SANReN Network Infrastructure and High-Speed Connectivity in South Africa

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  1. SANReN National Network Pretoria CSIR Unisa SANReN 40Gbps WDM Johannesburg R.H. WITS Durban Infraco 10Gbps WDM CSIR Cape Town CHPC B.H.

  2. TUT Soshanguve SANReN 10GB local (grey) ring TUT Garankuwa UL Medunsa Infraco 10GB WDM Durban UP Onderstepoort UP Mamelodi UP Sport UP Medical UP Main (λ1) Nat. Library Infraco TUT Main (λ3) CSIR SANReN 10GB WDM Link to Infraco Unisa Sunnyside Pair 1 Pair 2 UP Groenkloof Unisa Main (λ2) SANReN 40GB WDM SANReN 30GB WDM Ring Pair 1 HartRAO SANReN 10GB grey link to Hartbeeshoek Pair 2 WITS Cisco 4924 SANReN Pretoria

  3. SANReN 20GB DWM Ring Pretoria CSIR SANReN 10GB local (grey) ring Unisa Florida JINX 10GB UJ 1 IS 10GB WITS 1,2,3 CSIR UJ Bunting(λ2) UJ Main (λ2) WITS Main (λ1) Reefhead Infraco SANReN 40GB DWM Cape Town CHPC Cisco 4924 SANReN Johannesburg

  4. WDM Link to Infraco (CHPC) WDM Ring West WDM Ring East Cisco WXC 32 Channel WDM Filter λ1 W λ2 W λ3 W λ4 W λ5 W λ6 W λ7 W λ8 W λ9 W λ1 E λ2 E λ1 S WSX West Xponders 3-4 WSX South Xponders 1-2 Link to CSIR via WITS 10Gbps JINX 10 GB Grey Ring Grey Ring Prot 10Gbps IS Ring 7609 Prot P1 P1 P2 P2 P3 P3 P4 P4 P1 P2 P3 P4 Cisco 7609 ES20 P1 P2 ES20 P1 P2 P1 P2 P3 P4 P1 P2 P3 P4 P1 P2 P3 P4 8-10GBE RODAN RODAN 6704 6704 8-10GBE 6704 P1 P1 P2 P2 P3 P3 P4 P4 P1 P2 P3 P4 Cisco CRS-1 Johannesburg Reef Head

  5. Pretoria Unisa SANReN 10GB WDM Mangosuthu Tech Infraco Infraco 10GB WDM CSIR UZulu DUT Cape Town Beachhead UKZN Cisco 4924 SANReN Durban

  6. UCT Main (λ3) CPUT CT (λ1) CPUT BV (λ1) UWC Main (λ2) Beachhead CHPC Reefhead Durban Infraco 10GB WDM ring SANReN 10GB local (grey) rings CPUT GS Infraco Infraco CPUT MB SANReN 10GB WDM Infraco Links US Main US Business TENET/CHEC US Tygerberg CPUT Tygerberg MRC iThemba SANReN 30GB WDM ring Cisco 4924 SANReN Cape Town

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