Chapter 6 – Inter-VLAN Routing Inter VLAN CCNA docx

• Focus on one type of inter VLAN routing using a Học viện mạng Bach Khoa - Website: www.bkacad.com 3 • Focus on one type of inter-VLAN routing using a separate router connected to the

Trang 1

Chapter 6 – Inter-VLAN Routing

CCNA Exploration 4.0

1

Trang 2

• 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

• Learn how different router interface configurations facilitate inter-VLAN routing.

• Troulbleshooting Inter-VLAN g

Học viện mạng Bach Khoa - Website: www.bkacad.com 2

Trang 3

Introducing Inter-VLAN Routing

• Each VLAN is a unique broadcast domain so computers 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

• Focus on one type of inter-VLAN routing using a

separate router connected to the switch infrastructure

Trang 4

Traditionnal Inter-VLAN

• PC1 in VLAN 10 communicate with PC3 in VLAN30

• Router need 2 interface Fa

Trang 5

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

Trang 6

Layer 3 Switch with Inter-VLAN

• Multilayer switches are capable of performing inter-VLAN routing.

routing.

Trang 7

Using Router as Gateway

Trang 8

Trang 9

Trang 10

Trang 11

Trang 12

Trang 13

Trang 14

Trang 15

Trang 16

Trang 17

Use sub-interfaces

Trang 18

Trang 19

Trang 20

Trang 21

Trang 22

Trang 23

Trang 24

Trang 25

Trang 26

Trang 27

Trang 28

Trang 29

Trang 30

Traditional Inter-VLAN Configuration

Trang 31

Trang 32

Router on-a-stick Inter-VLAN configuration

Trang 33

Trang 34

Switch configuration issues

• Solution: Assign switchport fa0/4 to VLAN10 g p

• “switchport access vlan 10”

Trang 35

• Solution: Configure switchport Fa/5 to mode Trunk

• “switchport mode trunk”

Trang 36

• Solution: Add a redundant link between S2 and S1 (STP)

Trang 37

Router configuration issues

• Solution: Reconnect Router Fa0/0 – S1 Fa0/4

Trang 38

Router configuration issues

• Solution:

• Fa0/0.10: “encapsulation dot1q 10”

Trang 39

IP addressing Issues

• S l ti R fi R1 f 0/0 i dd 172 17 10 1

• Solution: Re-configure R1 fa0/0: ip address 172.17.10.1

Trang 40

• Solution: Re-configure PC1: 172.17.10.21/24 g

Trang 41

• Solution: Re-configure PC1 subnet mask -> /24

Trang 42

Tiêu đề	Inter-VLAN Routing
Trường học	Học viện mạng Bach Khoa
Chuyên ngành	CCNA Exploration
Thể loại	Lecture Notes
Năm xuất bản	Unknown
Thành phố	Unknown

Định dạng
Số trang	42
Dung lượng	2,98 MB