| 1.0.0 | 05/01/17 | Initial version of Manual supporting Cboe/Bats integration changes for CFE. |
| 1.1.0 | 05/18/17 | Added Section 3.6 - Connectivity Redundancy Requirement. |
| 1.1.1 | 08/30/17 | Updated to include support for connectivity to the new CSMI platform scheduled for production activation on 01/22/18. |
| 1.1.2 | 08/31/17 | Various minor clarifications. |
| 1.1.3 | 09/15/17 | Updated Extranet Provider table. |
| 1.1.4 | 10/17/17 | Cboe branding/logo changes. |
| 1.1.5 | 01/22/18 | Update CFE Trade Desk phone number. |
| 1.1.6 | 10/05/18 | Updated data center provider information. |
| 1.1.7 | 11/08/18 | Updated data center provider information. |
| 1.1.8 | 06/10/19 | Various minor clarifications. |
| 1.1.9 | 07/15/19 | Updated Extranet Provider table. |
| 1.2.0 | 07/07/20 | Added provision for ER Optical Transceivers in NY4/NY5. Added Pico to Extranet Provider Table. |
| 1.2.1 | 09/11/20 | Updated CFE DR location from 400SL to 350 Cermak (effective 9/13/20). |
| 1.2.2 | 02/14/22 | Added new section 4 on L1 Market Data distribution. |
| 1.2.3 | 02/18/22 | Noted L1 Market Data Distribution ports will not count towards a TPH’s connectivity redundancy requirement. |
| 1.2.4 | 04/06/22 | Post 10G L1 launch changes to section 4. |
| 1.3.0 | 10/31/22 | Added L3 network diagram and breakdown of switch functions. Noted change in Customer Access layer switch mode. |
| 2.0.0 | 03/30/23 | - Added Options on Futures (OOF) connectivity.
- Increased L1 port limitation from four to eight.
|
| 2.0.1 | 05/30/23 | CFE will monitor inbound bandwidth per physical port at the TPH access switch level and will automatically disable any physical network connection which receives inbound data that exceeds the bandwidth limit (effective 06/26/23 06/26/23). |
| 2.0.2 | 06/09/23 | Updated inbound bandwidth limit effective date to 06/26/23. |
| 2.0.3 | 03/22/24 | Removed support for 1000BaseT connections in Chicago. |
| 2.0.4 | 08/14/24 | Noted upcoming L3 Customer Access Switch replacements in section 4.1 - L3 Customer Access Layer. |
| 2.0.5 | 09/19/24 | Upgraded bandwidth from 4x10G to 4x25G in L3 Data Center Core Layer. |
| 2.0.6 | 12/12/24 | |
| 2.0.7 | 12/13/24 | |
| 2.0.8 | 01/15/25 | Updated with Cboe Titanium branding. |
| 2.0.9 | 02/07/25 | Added Request for Physical Port Relocation. |
| 2.0.10 | 04/02/25 | Updated L3 Environment Core Layer, L3 Top of Rack (ToR) Layer, L3 Data Center Core Layer, and L3 Customer Access Layer with new internal uplink bandwidth and models for NY5 upgrade (effective 05/03/25). |
| 2.0.11 | 04/29/25 | Updated Latency Equalization with infrastructure details (effective 05/03/25). |
| 2.0.12 | 12/01/25 | Updated the Latency Equalization figure to include the Cboe Futures Timestamping Service. |
| 2.0.13 | 04/02/26 | Added L1 Edge Timestamping Layer (effective 05/02/26). |
| 2.0.14 | 05/14/26 | Added Standing Maintenance Window to include scheduled maintenance information. |
| 2.0.15 | 05/18/26 | |
| 2.0.16 | 08/13/26 | Updated CFE Latency Equalization - Secaucus graphic to include Edge Timestamp. |
