InifiniBand Trade Association Plugfest

The InfiniBand™ Trade Association is proud to announce the

43^rd InfiniBand™ and RoCE Plugfest

June 1^st – June 19^th, 2026

University of New Hampshire – Interoperability Labs

21 Madbury Rd., Ste 100 Durham, NH 03824-2066

RDMA Plugfest Summary

This event provides an opportunity for participants to measure their products for compliance with the RDMA specifications and includes both InfiniBand® and RoCE Interoperability testing.

Agenda for Plugfest 43

June 1 – June 5 (Test Equipment Vendors Only)
1. 1. Setup and calibration for Test Equipment Vendors
  2. QSFP112, QSFP-DD & OSFP Memory Map Cable Testing
  3. VNA S-Parameter Cable Testing

June 8 – June 12 (All Members Welcome)
1. 1. Active Time Domain (ATD) Cable Testing
  2. VNA S-Parameter Cable Testing
  3. IBTA CTS IB Protocol Testing
  4. Interoperability Testing – InfiniBand
  5. Interoperability Testing – RoCE

June 15 – June 19 (All Members Welcome)
1. 1. IBTA CTS Transport Protocol Testing
  2. IBTA Physical Layer Device Testing
  3. Interoperability Testing – InfiniBand – continued
  4. Interoperability Testing – RoCE – continued
June 19^th Final Day Logistics
- This is a scheduled half-day for completing final shipping preparations. Please note that staffing will be reduced.

Registration Information

Plugfest Registration – Please follow this link to register for the IBTA Plugfest.

Cable and Device registration deadline: Monday, April 13, 2026

Shipping Deadlines – must arrive at UNH-IOL:
- Cables and Devices: Friday May 15th
- Test Equipment: Friday May 15th
Plugfest General Information – Follow this link for information about Plugfest requirements, cost, travel, lodging, directions and shipping information.

Compliance and Interoperability Working Group Members – CIWG

- CIWG Members can access the Plugfest documents in the Plugfest 43 Folder on the IBTA website.

- IBTA Methods of Implementation (MOI)

Need to join an IBTA work group? Please follow the instructions in the document located here

Integrators’ Lists

InfiniBand devices and cables successfully passing the IB Compliance Tests and Interoperability procedures will be listed on the InfiniBand Integrators’ List

RoCE devices and cables successfully passing the RoCE Interoperability procedures will be listed on RoCE Integrators’ List

See IBTA Integrators’ List Logo Usage Guidelines for more details on the use of the IBTA Logo.

Questions, Comments, or any other information related to the Plugfest: ibtaplugfest@iol.unh.edu

If you are an IBTA member and would like to signup for updates from the UNH IOL go here: UNH IOL Updates

IBTA Plugfest #43 Registration

Please complete the following 2 steps:

1. Complete the IBTA Participation and NDA – You do not need to complete the NDA if you have participated in at least one Plugfest event since PF33. Any NDA signed after PF33 is permanent and you do not need to sign a new NDA again.

IBTA Plugfest NDA
Sign and return an electronic version to IBTA.
Email IBTA for any questions about the NDA.

2. Complete the Registration Form

For Cable Vendors – Complete the Cable Vendor Registration Form
For Infiniband Device Vendors – Complete the IB Device Vendor Registration Form
For RoCE Device Vendors – Complete the RoCE Device Vendor Registration Form
For Test Equipment Vendors – Complete the Test Equipment Vendor Registration Form

Return all registration documents by email to: ibta_plugfest@soft-forge.com.

NOTE: All Plugfest #43 related documents are available to CIWG members here: PF43 Information