TFS-HACKFEST-3.md

@@ -66,24 +66,26 @@ This Hackfest will be dedicated to the use of P4 in TeraFlowSDN, starting with a
   - Monitoring setup
   - Monitoring visualization
   - Policy deployment
--  [![Walkthrough](http://img.youtube.com/vi/ouWFkFxCzC/0.jpg)](http://www.youtube.com/watch?v=ouWFkFxCzC) 
+-  [![Walkthrough](http://img.youtube.com/vi/ouWFkFxCzCg/0.jpg)](http://www.youtube.com/watch?v=ouWFkFxCzCg) 
 ## Tuesday, 17 October 2023 - 9:00 am - 6:00 pm
 
 - Welcome Day 2
-- [Interactive Hacking Session <span dir="">#</span>1](uploads/63f4d84c4d0537ec53c791274e25971b/TFS-HF3-Day2-S1-InteractiveSession1.pdf)
+- [Interactive Hacking Session#1 <span dir="">#</span>1](uploads/63f4d84c4d0537ec53c791274e25971b/TFS-HF3-Day2-S1-InteractiveSession1.pdf)
   - TeraFlowSDN protobuf files
   - Writing monitoring probes
   - Objective 1: Create a new monitoring probe in python
   - Objective 2: Measure packet loss, report to TFS, and create policy
+- [![Hack1](http://img.youtube.com/vi/T_6RKfK3Ovs/0.jpg)](http://www.youtube.com/watch?v=T_6RKfK3Ovs) 
 - 10h30 Coffee Break (sponsored by HE SNS ACROSS)
 - Hacking the Day 1 P4-based demo
 - Lunch break (self-paid)
-- [Interactive Hacking Session <span dir="">#</span>2](uploads/9f7c346d45e8599760e9b0ac915cb796/TFS-HF3-Day2-S2-InteractiveSession2.pdf)
+- [Interactive Hacking Session#2 <span dir="">#</span>2](uploads/9f7c346d45e8599760e9b0ac915cb796/TFS-HF3-Day2-S2-InteractiveSession2.pdf)
   - Quick P4 tutorial
   - Toy case for P4 telemetry
   - Implementation
     - Exercise <span dir="">#</span>1
     - Exercise <span dir="">#</span>2
+- [![Hack2](http://img.youtube.com/vi/v82CEfTxvsM/0.jpg)](http://www.youtube.com/watch?v=v82CEfTxvsM) 
 - 15h30 Coffee Break (sponsored by HE SNS ACROSS)
 - [Future Work](uploads/9b373061f94dbdcdd28d1b5a6dec34df/TFS-HF3-Day2-S3-FutureWork.pdf)
   - Introduction to P4-based In-band Network Telemetry (INT)