NEHU Data and Voice Network (NDVN)

SAIF Building, NEHU campus, Umshing, Shillong 793022
Tel Nos. : 272-6195, 272-6196, 272-6197 and 255-1297
E-mail: &

The NEHU Data and Voice Network (NDVN) Facility, commissioned in 2003 as VSAT Facility is the network backbone for all Information and Communication Technology (ICT) related services  covering to all academic and administrative departments including Hostels and Residential  quarters.


Administrative in-charge: Prof. A. K. Chandra

Technical Officer: Mr. Ivan Lyngdoh
System Analyst: Mr. S. Nongkhlaw
Technical Assistant Mr. S. N. Sharma
Field Assistant (Technical): Mr. Kapoorchand Chaudhury (On contract)

NDVN Committee 

1. The Dean, School of Technology Chairperson
2. Mr.Sekhar Dey, TD NIC,Expert Member
3. Registrar or Nominee Member
4. Finance Officer or Nominee Member
5. Head Computer Centre Member
6. Dr. Arnab Maji, Department of Information Technology Member
7. Shri. M. Kharjana, System Analyst, Computer Centre Member
8. Shri. Welfrank Thongni Member
9. Mr. Ivan Lyngdoh Convener

Facility & Services

1. The WIFI project of the MHRD-MEITY through ERNET commissioned and operational now has more than 5000 registered users and the following are the components : -

1st Phase

Sl. No. Description Qnty
1. Core Switch - Cisco Nexus 7000, N7K-C7010 1
2. Zonal Switch-type2 - Cisco Nexus 5000, N5K-C56128P 4
3. Cisco WS-C2960X-24PD-L  24 port PoE 10/100/1000 Mbps Switch 35
4. Cisco WS-C2960X-24TD-L  24 port 10/100/1000 Mbps Switch 35
5. Cisco 5520, AIR-CT5520-100-K9 Wireless LAN Controller 2
6. Cisco 3702E  Wireless Access Points 170
7. Cisco 3702E with external enclosure  Wireless Access 17
8. Cisco UCS C240 M4S  with Enterprise Linux Server- 1
9. KVM switch, Keyboard & display– 1
10. 5KVA online UPS with 1 hour battery backup 4
11. 1KVA UPS with 30 minutes battery backup- 36
12. Resident Engineer 2
13. All required Passive components (Racks, UTP, Fibre cables & accessories)

2nd  Phase

Sl. No. Description Qty
1. 48 port 10/100/1000Base-T module 1
2. Access Switch-Layer2 with console/ auxiliary ports along with all other accessories and required modules /components:  
  i). 24  port PoE 10/100/1000 Mbps (Ethernet-RJ45) switch with 2  1Gig/2 10Gig uplinking Ports with SFP+ support- Cisco WS-C2960X-24PD-L 15
ii). 24 port 10/100/1000 Mbps (Ethernet-RJ45) switch with 2 1Gig/2 10Gig uplinking Ports with SFP+ support Cisco WS-C2960X-24TD-L 71
iii). 1000BaseLX SFP 30
3. Network Management Software (NMS) for 100 switches - Cisco Prime Infrastructure, R-PI2X-K9 1
4. Additional licenses for 50 switches for NMS ( ref.Previous PO) 1
5. Wireless Access System(WLAN)  
i. Wireless Access Points supporting 802.11a/b/g/n/ac and with suitable antenna - Cisco 3702E 260
6. Firewall: Appliance based Hardware firewall with minimum 4x 1Gigabit Ethernet ports - Cisco ASA  5555-X with FirePOWER services, ASA5555-FPWR-K9 1
7. IPS: Appliance based Hardware IPS with minimum 6x 1Gigabit Ethernet ports - Radware DP1016 1
8. Latest Servers with Windows server 2008 or latest -Cisco UCS C240 M4S 2


The HP Blade Chassis C7000 host 9 Blade Servers for the following  services:-

  • 4 Nos of Squid Proxy servers
  • Examination Webserver ( )
  • DNS Servers
  • Dell Server running Mail  ( and LDAP for single sign on authentication.
  • IBM severs running HP’s Intelligent Management Center ()IMC) and Extreme’s Epicenter for Network Management  System.
  • IBM Server running Avaya VisAbility Management Suite for telephony Administration.
  • HP ML 150 Gen9 2  x86 64bit processor (Intel Xeon E52620 v3)? 64 GB ? 2*600 GB SAS running   NEHU Webserver


  1. The National Knowledge Network (NKN) of 1 Gbps link commissioned on 19th May 2010 provides Internet access and other related applications (Internet, IP authenticated e-journals from UGC-Infonet E-journal consortium, mail and web etc.) to all Academic and Administrative departments.
  2. The Extreme Summit Black Diamond 8806 Core Switch with 24 ports 1/10 Gbps Fibre connectivity and latest MSM and OS provides connectivity, routing, vlans access to and from all layers 2 (L2) switches located in departments’ buildings.
  3. All Departments are connected to the core switch with the Layer 2 Switches consisting of   Extreme Summit X150-24t,  Extreme Summit  X150-48t, HP Procurve 1920  Cisco SG500 with gigabit uplinks.
  4. Dedicated Internet connections with 48 port L2 HP Procurve Switches are provided to most departments having computer laboratory facilities.
  5. The NextGen Firewall DELL SonicWall SuperMassive  9200 provides the required up-to-date  network security and performance.
  6. The DELL SonicWall Email Appliance Security   (ESA) provides enhanced security and spam filter for the mail server.
  7. WI-FI connectivity is available in all hostels with LAN-Controller based Access Points.
  8. Broadband Internet connectivity is provided to all P- Type, L- Type, Type V, Type IV and Type III residential quarters with the installation of 6  nos of IPDSLAM.
  9. The Network provides IP  CCTV cameras connectivity across the campus. 


  1. Two Avaya S8730 servers in hot-standby mode, two G650 Media-gateways located in NDVN, Administrative Building and Political Science Department  and four  G450 Media-gateways located in the School of Technology (SOT), Old Guest House, Type II and New SOT provide TDM backbone and IP enable switch architecture for the voice/telephony network.  All the Media-gateways are connected  and registered to the Server-over-IP-Back-Bone.
  2. The 2 Mbps PRI and 2 Mbps Level-DID leased lines from BSNL integrated with the IP –PBX  Server provide incoming and outgoing telephone calls facilities to/from the network
  3. Voice Network (Telephone connectivity) is extended to all Departments, Centres, Administrative building and most residences quarters with a capacity of over 1500 telephone extensions.
  4. 2 nos of Desktop PC DELL OPTIPLEX 3060MX XCTO having Windows 10 Pro 64 Licensed & Preloaded Intel® Core™ i5-8500  8 GB DDR4-2666 SDRAM  1 TB 7200 rpm SATA for CUBE Software for call logging and required billing  and Remote Maintenance respectively.


  • Intranet and Internet connectivity for the Digital Repository under the Library Digitalization Project of UPE.
  • Intranet and Internet connectivity for the University Management Software (UMS), the ERP e-governance project running several Academic, Finance and Administration Modules.
  • Web and sub-domain services to
    1. Library Services (OPAC).
    2. Access to Computer Centre’s  HPC (Sulekor).
    3. Bioinformatics Centre - NEIHPID (North-East India Helminth Parasite Information Database
    4. Geography Department’s Automatics weather station.