NIT-Rourkela has a large campus-wide Network infrastructure, designed to meet the computing and communication (internet) needs of the Institute.

• All Academic blocks/ departments, Classrooms, Laboratories, Computing labs, Administrative blocks/ offices, Library, Seminar Halls, Sports Complex, Student Activity Centre, Auditorium, Telephone Exchange, Hostels, Health Centre, Estate Office and some parts of the residential area are connected with 40G/10G/1G fiber optic backbone and provided with 24x7 Internet facility.
• The Institute LAN is consisting of more than 17000 nodes.
• WiFi network is also available in some department and hostels.
• Internet connectivity:
  • 24x7 Internet connectivity is available in the campus which includes Academic area, all Hostels, Residential area and other entities of the institute.
  • Institute has a total bandwidth of 5Gbps provided by following ISPs:
    • Vodafone Idea – 2Gbps
    • National Knowledge Network (NKN) through NMEICT project – 1Gbps
    • BSNL – 2Gbps
• ISP Link Load Balancer: Two number of ARRAY APV 2800 appliances are deployed for balanced routing of internet traffic through each ILL links and proper utilization of bandwidth provided by each ISP.
• Gateway Security device (Checkpoint - 13500) for:
  • Firewall & Policy Based Routing - to rout inbound and outbound internet traffic.
  • Application Control - to restrict unwanted and malicious applications.
  • URL Filtering - to block/restrict websites that contains undesirable and harmful contents.
  • Identity Awareness - to provide authentication based internet access to the users.
  • Intrusion Detection System (IDS) & Intrusion Prevention System (IPS) – to monitor network traffic for suspicious activity and policy breaching and take action to prevent it.
  • Anti-Bot – to detect bot-infected hosts and prevent damage by blocking bot communication between infected hosts and a remote operator.
  • Anti-Virus –to prevent any network virus to get into the network from outside.
  • Anti-Spam & Email Security – to prevent/filter spam emails reaching their destinations and mitigate threats from phishing, malware and ransomware.
  • Quality of Service (QoS) - to control network traffic and ensure the performance of critical applications with limited network capacity.
• Gateway Security Management Server is running on VMware. It manages the policies on Gateway Security device i.e. Check Point 13500, manage the logs and generates reports.
• Prime network devices:
  
  • L3 Core Switch-1 no.
    Make: Extreme
    Model: Black Diamond X8 (BD X8)
  • 40G Distribution Switch – 3 nos.
    Make: Extreme
    Model: Summit X670-G2-48X-4q
  • 10G Distribution Switch – 25 nos.
    Make: Extreme
    Model: Summit X460-G2-24T-10GE4
  • 1G Distribution Switch – Approximately 70 nos.
    Make: Extreme
    Model: Summit X440-24T and Summit X430-24T
  • 1G Edge Switches – Approximately 580 nos.
    Make: Extreme
    Model: Summit X440-24T and Summit X430-24T
  • Wireless Controllers:
    • Extreme WM 3700 (Hardware) – 2 nos.
    • Cambium cnMaestro (VMware) – 1 no.
    • Extreme WiNG v7.5.1 (VMware) – 1 no.
  • Wireless Access Points - Approximately 80 nos:
    • Extreme AP 4600
    • Cambium E410.
    • Extreme AP 7662i
    • Extreme AP 460i (outdoor)