bids are invited for internet bandwidth and replication service - internet leased line; goverment service provider, private service provider; class a, class b; na; 50 1. 50 mbps internet bandwidth (1:1 premium) through optical fiber cable lease line connection is required at iti noc, f-100(west wing), ns unit, iti limited , doorvani nagar,bangalore-560016 . 2. the service providers may carry out the necessary site survey before quoting bid to assess fiber feasibility and installation requirements, at their own cost. vendor can visit the site for inspection with prior appointment. 3. the service provider shall provide all the necessary equipment, fiber cabling, electrical wiring, data cabling etc required for the service providence free of charge and support/manage them without additional charges to iti for the period of the po. iti will provide the ups electrical power. however, the service provider is requested to take a note of the available infrastructure at the site and ensure that the same is available to them for the above purpose. the service provider may take back their equipment at the end of po / contract period. 4. the last mile connection from the service providers pop to the iti location specified in sl. no. 1 should be fiber optic. 5. the service provider must provision the internet link using two physically separate optical fiber cable (ofc) paths from their network to the iti noc location. these two ofc routes must:  originate from different points of presence (pops) or separate distribution points  follow geographically distinct trenching or duct paths (i.e., not share conduits, poles, or routes at any point)  be capable of automatic or manual failover in case of fiber cut or outage on one path the intent is to ensure true path-level and pop-level redundancy to maintain uninterrupted service. the service provider must submit a network diagram and route map clearly illustrating both ofc paths. failure to meet this requirement shall result in disqualification. 6. the service provider shall provide the ofc cable connectivity up to the iti location mentioned in sl. no. 1. modem/media converter/router/any other device, if required, to ensure compatibility with wan port (sfp/ 1gbe type) of iti firewall/router, shall be provided by isp free of cost. total quantity :