43:22

10.1.5 Packet Tracer - Use CDP to Map a Network

52:25

12.5.13 Packet Tracer - Troubleshoot Enterprise Networks

11:19

7.6.1 Packet tracer - Conceptos de WAN (Resolucion)

17:06

7.6.1 Packet Tracer - WAN Concepts

16:29

10.8.1 Packet Tracer - Configure CDP, LLDP, and NTP

38:40

5.5.1 Packet Tracer - IPv4 ACL Implementation Challenge

24:24

13.1.10 Packet Tracer - Configure a Wireless Network

33:40

6.2.7 Packet Tracer - Investigate NAT Operation