VLANs and TRUNKING (Catalyst 1900 Switches)
CCNA - V3 P1 - Configuring Catalyst Switch Operations
CCNA P3 V3 Configuring a Catalyst Switch
Study Guide Switching 3.0 (Building Cisco Multilayer Switched Networks)
Lab 6.2.9 Firmware Upgrade of a Catalyst 2900 Series Switch
Cisco CCNP Switching Exam Certification Guide
Những điều căn bản trong quản trị Switch Cisco – phần 1
TestKing''''s Building Cisco Multilayer Switched Networks