Live trading Session from Disaster Recovery (DR) site – Equity, Equity Derivatives, SLB, Currency Derivatives, Commodity Derivatives, Electronic Gold Receipts Segment

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NOTICE Notice No. 20260622-1 Notice Date 22 Jun 2026 Category Trading Segment General Department Trading Operations Subject Live trading Session from Disaster Recovery (DR) site – Equity, Equity Derivatives, SLB, Currency Derivatives, Commodity Derivatives, Electronic Gold Receipts Segment Attachments No Attachment BSE - INTERNAL Live trading Session from Disaster Recovery (DR) site – Equity, Equity Derivatives, SLB, Currency Derivatives, Commodity Derivatives, Electronic Gold Receipts Segment Trading Members may kindly note that the Exchange shall be conducting Live Trading Sessions for its Equity, Equity Derivatives, SLB, Currency Derivatives, Commodity Derivatives, Electronic Gold Receipts Segment from its Disaster Recovery Site as per the below mentioned schedule Date Trading Sessions Location Schedule Monday, 22nd June 2026 to Tuesday, 23rd June 2026 Live Trading Disaster Recovery (DR) Normal Market Timings All leased line terminal users, accessing BSE applications for trading and related functions are requested to add below mentioned secondary DNS entry in your terminal. This is one-time change. Currently, only Preferred DNS server IP is mentioned i.e. 10.1.125.122. Now, one more IP needs to be added as Secondary DNS in Alternate DNS server – 10.1.22.162 Below is a view of terminal after adding secondary DNS. With the addition of secondary DNS entry it will help in seamless resolution of leased line based URLs when operating from Primary site or from Disaster site. Trading members shall be required to set the technical connection parameters of the Hyderabad DR site at their end, if not done already. These parameters are enclosed herewith as Annexure 1. Trading members connecting to the BOLT Plus trading system using BOLT TWS can change the settings in the configuration setting window. Trading members connecting through ETI shall have to set up the DR connection parameters in their ETI based trading application, as appropriate. BSE - INTERNAL Further, trading members may kindly note that it is recommended to maintain DR site connection parameters provided in Annexure 1, in their trading application for live trading session from DR site, as mentioned above. Connecting to DR Site of other Exchange systems i. Trading members can connect to other Exchange web-based systems like RTRMS, ZT, CLASS collateral, Extranet, etc through the weblinks (URL) provided in the enclosed Annexure 2 using their existing user id & password. ii. To connect the online trade file application, members shall have to change the remote server IP & port settings in the setting.ini file as per the DR connection parameters provided in Annexure 2. In case of any queries or clarifications, trading members may kindly get in touch with their respective Relationship Manager or contact either the BSE Helpdesk or the BSE Tech Support team teams for any clarification/ queries on this circular- TWS users (third party empaneled vendors & in-house system developers) BSE Tech Support 022-22728053; bse.tech@bseindia.com Help Desk 022-45720400/600 & 022-69158500; bsehelp@bseindia.com For & On Behalf of BSE Ltd, Ketan Jantre Sandeep Pujari Head - Trading operations DVP – Trading Operations