National Stock Exchange of India Limited

Circular

All Members

Sub: Connectivity – Digital submission of Category I with larger pool of child IPs.

This circular is issued in continuation to Exchange circular NSE/MSD/73957 dated April 29, 2026. The Exchange continuously reviews and enhances its connectivity framework to empower members. In this regard, based on receipt of feedback from the market participants, Exchange is pleased to announce introduction of new category of Lease Line i.e. Category "I" with larger pool of child IPs for the members who wish to access only Commodity Derivative Segment through a dedicated leased line connectivity.

Members are requested to take note of following points in this regard:

• Only access to Commodity Derivatives Segment shall be available on this category.
• “I” category connectivity shall be available to the members across all POP’s.
• The new category shall be available in both Managed Service and Self-Service models.
• Initially, 1 IP (Parent) shall be provided against each application.
• Member subsequently shall have an option to avail additional 119 child IPs on the scenario.
• Child IP’s shall be allotted with no additional cost to member.
• Annual Recovery Charges of Rs 2000 + taxes as applicable shall be applicable at scenario level for each parent IP.
• Member shall be allotted 120 messages per second per IP subscribed on I category link in Commodity Derivatives Segment.
• Members may note that lines procured under Category I shall not be available for conversion to the other Category or vice versa.

The said offering help members to reap the following benefits:

• Consolidation of existing connectivity and network architecture.
• Reduction in last mile and other connectivity related charges.
• Saving on time and efforts in managing and troubleshooting connectivity related matters.

Member desirous of applying for category “I” or availing additional child IPs as per the above-mentioned facility shall be able to place the request as per the existing process via ENIT Path:

1. For Category “I” Application - ENIT > Membership > TCP IP scenario > Activation
2. For Child IP application - ENIT > Membership > TCP IP scenario > Activation (Type – Child)

All other details as communicated vide circular ref no. NSE/MSD/73957 dated April 29, 2026, shall remain unchanged.

---

Page 1 of 2

---

National Stock Exchange of India Limited

The given functionalities shall be available on ENIT w.e.f. August 03, 2026, BOD.

Based on feedback and demand from market participants the Exchange shall continue to review and augment the Lease Line Connectivity offering.

For and on behalf of National Stock Exchange of India Limited

Bharat Gandhi Associate Vice President

Disclaimer:

Participants may note that the Exchange is not a telecom service provider, however, to facilitate its participants to procure connectivity to its trading system, the Exchange has appointed SIFY Technologies Limited as Telecom Network Integrator (TNI) for ownership, management and implementation and for providing end-to end telecom network connectivity (Last mile connectivity for members). It is solely a participant’s responsibility to procure and maintain their network architecture, assets, and connectivity. Participants should note that National Stock Exchange of India Limited (“NSEIL”) is only a facilitator of this service via Telecom Network Integrator (TNI). Neither NSEIL nor its directors, managers, officers, employees, or agents guarantee the functioning of the connectivity, SLAs, uptime etc. (“Service”) provided by Telecom Network Integrators and last mile telecom service providers. NSEIL does not warrant the accuracy, adequacy or completeness of this Service and expressly disclaims liability for errors or omissions in the same. NSEIL does not provide any warranty of an express or statutory nature including but not limited to the warranties of title, merchantability, fitness for a particular purpose or for any non-performance or interruption or incidents in relation to the Service. In no event, will NSEIL be liable for any damages, including without limitation direct or indirect, special, incidental, or consequential damages, losses or expenses arising in connection with this Service or use thereof or inability to use by any party, or in connection with any failure of performance, error, omission, interruption and/or defect. Participants shall take due care and shall solely be responsible for creating back-ups in terms of connectivity with NSEIL.

---

Page 2 of 2