Lecture CCNA Exploration 4.0 (Kỳ 3) - Chapter 6: Inter-VLAN Routing

Upon completion of this lesson, the successful participant will be able to: Learn about inter-VLAN routing and how it is used to permit devices on separate VLANs to communicate; learn different methods for accomplishing inter-VLAN routing, and the advantages and disadvantages of each; learn how different router interface configurations facilitate inter-VLAN routing.
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Lecture CCNA Exploration 4.0 (Kỳ 3) - Chapter 6: Inter-VLAN Routing Chapter 6 – Inter-VLAN Routing CCNA Exploration 4.0 1 Objectives • Learn about inter-VLAN routing and how it is used to permit devices on separate VLANs to communicate. • Learn different methods for accomplishing inter-VLAN routing, and the advantages and disadvantages of each. • Learn how different router interface configurations facilitate inter-VLAN routing. • Troulbleshooting Inter-VLAN Học viện mạng Bach Khoa - Website: www.bkacad.com 2 Introducing Inter-VLAN Routing • Each VLAN is a unique broadcast domain, so computers on separate VLANs are, by default, not able to communicate. • Focus on one type of inter-VLAN routing using a separate router connected to the switch infrastructure. Học viện mạng Bach Khoa - Website: www.bkacad.com 3 Traditionnal Inter-VLAN • PC1 in VLAN 10 communicate with PC3 in VLAN30 • Router need 2 interface Fa Học viện mạng Bach Khoa - Website: www.bkacad.com 4 Router on-a-stick • PC1 in VLAN 10 communicate with PC3 in VLAN 30 • Only need 1 physical interface on Router. Create sub- interfaces to serve communicating between VLANs Học viện mạng Bach Khoa - Website: www.bkacad.com 5 Layer 3 Switch with Inter-VLAN • Multilayer switches are capable of performing inter-VLAN routing. Học viện mạng Bach Khoa - Website: www.bkacad.com 6 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 7 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 8 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 9 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 10 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 11 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 12 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 13 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 14 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 15 Using Router as Gateway Học viện mạng Bach Khoa - Website: www.bkacad.com 16 Use sub-interfaces Học viện mạng Bach Khoa - Website: www.bkacad.com 17 Use sub-interfaces Học viện mạng Bach Khoa - Website: www.bkacad.com 18 Use sub-interfaces Học viện mạng Bach Khoa - Website: www.bkacad.com 19 Use sub-interfaces Học viện mạng Bach Khoa - Website: www.bkacad.com 20