Taking Online classes for Cisco ICND1, ICND2, CCENT, & CCNA

Been a computer tech for 28 years. Electronics background.

Learning VTP, PVST, EIGRP, STP, PVLAN, Etherchannel Any help is always greatly appreciated.

Owned Cisco equipment: SG500X-48, 2821 Router, 3750 Router, PIX 525 Firewall , WAP-1130A Wireless AP,
2501 router (really old, but basically unused), 1601, and 1605 routers

Packet Tracer 6.1 student edition.