본문 바로가기
네트워크 구성도

L3, L2스위치 망 구성(포트채널, Trunk, Access)

by 비산동피바다 2020. 11. 10.
반응형

다음과 같이 망을 구성 하려고 한다.

 

#특징 - L3스위치와, L2스위치를 포트채널로 구성하였고, 총 4대의 PC는 각각 다른 대역이다.

 

#주의

 1) L3스위치에서 각각의 vlan을 활성화를 시켜줘야 라우팅테이블에 잡힌다.  명령어 - sh ip route

2) 각각의 pc에 디폴트 게이트웨이를 넣어 줘야된다.

 


1. 하단 L2스위치

Switch#sh run

Building configuration...

 

Current configuration : 2619 bytes

!

version 12.2

no service timestamps log datetime msec

no service timestamps debug datetime msec

no service password-encryption

!

hostname Switch

!

!

!

!

!

!

spanning-tree mode pvst

spanning-tree extend system-id

!

interface Port-channel1      - GigabitEthernet0/1,2 를 하나의 가상의 인터페이스로 묶음

switchport trunk allowed vlan 1,10,20,30      -  허용되는 vlan은 1,10,20,30

switchport mode trunk    - trunk 설정 함

!

interface FastEthernet0/1

switchport access vlan 10

switchport mode access

!

interface FastEthernet0/2

switchport access vlan 10

switchport mode access

!

interface FastEthernet0/3

switchport access vlan 10

switchport mode access

!

interface FastEthernet0/4

switchport access vlan 10

switchport mode access

!

interface FastEthernet0/5

switchport access vlan 10

switchport mode access

!

interface FastEthernet0/6

switchport access vlan 10

switchport mode access

!

interface FastEthernet0/7

switchport access vlan 10

switchport mode access

!

interface FastEthernet0/8

switchport access vlan 10

switchport mode access

!

interface FastEthernet0/9

switchport access vlan 20

switchport mode access

!

interface FastEthernet0/10

switchport access vlan 20

switchport mode access

!

interface FastEthernet0/11

switchport access vlan 20

switchport mode access

!

interface FastEthernet0/12

switchport access vlan 20

switchport mode access

!

interface FastEthernet0/13

switchport access vlan 20

switchport mode access

!

interface FastEthernet0/14

switchport access vlan 20

switchport mode access

!

interface FastEthernet0/15

switchport access vlan 20

switchport mode access

!

interface FastEthernet0/16

switchport access vlan 20

switchport mode access

!

interface FastEthernet0/17

switchport access vlan 30

switchport mode access

!

interface FastEthernet0/18

switchport access vlan 30

switchport mode access

!

interface FastEthernet0/19

switchport access vlan 30

switchport mode access

!

interface FastEthernet0/20

switchport access vlan 30

switchport mode access

!

interface FastEthernet0/21

switchport access vlan 30

switchport mode access

!

interface FastEthernet0/22

switchport access vlan 30

switchport mode access

!

interface FastEthernet0/23

switchport access vlan 30

switchport mode access

!

interface FastEthernet0/24

switchport access vlan 30

switchport mode access

!

interface GigabitEthernet0/1

switchport trunk allowed vlan 1,10,20,30

switchport mode trunk

channel-protocol lacp   - 프로토콜은 lacp로 설정

channel-group 1 mode active    - active모드는 무조건 lacp로만 연결한다는 뜻

!

interface GigabitEthernet0/2

switchport trunk allowed vlan 1,10,20,30

switchport mode trunk

channel-protocol lacp

channel-group 1 mode active

!

interface Vlan1

no ip address

!

!

!

!

line con 0

!

line vty 0 4

login

line vty 5 15

login

!

!

!

!

end


2. L3스위치

Switch#sh run

Building configuration...

 

Current configuration : 2071 bytes

!

version 16.3.2

no service timestamps log datetime msec

no service timestamps debug datetime msec

no service password-encryption

!

hostname Switch

!

!

!

!

!

!

!

no ip cef

ip routing

!

no ipv6 cef

!

!

!

!

!

!

!

!

!

!

!

!

!

!

spanning-tree mode pvst

!

!

!

!

!

!

interface Port-channel1    - L3스위치도 마찬가지로 포트채널 구성

switchport trunk allowed vlan 1,10,20,30    -  허용되는 Vlan은 1,10,20,30

switchport trunk encapsulation dot1q   - L3스위치는 해당 명령어를 쓰지 않으면 Trunk설정을 할수가 없음!!

switchport mode trunk

!

interface GigabitEthernet1/0/1

switchport trunk allowed vlan 1,10,20,30

switchport trunk encapsulation dot1q

switchport mode trunk

channel-protocol lacp

channel-group 1 mode active

!

interface GigabitEthernet1/0/2

switchport trunk allowed vlan 1,10,20,30

switchport trunk encapsulation dot1q

switchport mode trunk

channel-protocol lacp

channel-group 1 mode active

!

interface GigabitEthernet1/0/3

!

interface GigabitEthernet1/0/4

!

interface GigabitEthernet1/0/5

!

interface GigabitEthernet1/0/6

!

interface GigabitEthernet1/0/7

!

interface GigabitEthernet1/0/8

!

interface GigabitEthernet1/0/9

!

interface GigabitEthernet1/0/10

!

interface GigabitEthernet1/0/11

!

interface GigabitEthernet1/0/12

!

interface GigabitEthernet1/0/13

!

interface GigabitEthernet1/0/14

!

interface GigabitEthernet1/0/15

!

interface GigabitEthernet1/0/16

!

interface GigabitEthernet1/0/17

!

interface GigabitEthernet1/0/18

!

interface GigabitEthernet1/0/19

!

interface GigabitEthernet1/0/20

!

interface GigabitEthernet1/0/21

!

interface GigabitEthernet1/0/22

!

interface GigabitEthernet1/0/23

!

interface GigabitEthernet1/0/24

!

interface GigabitEthernet1/1/1

!

interface GigabitEthernet1/1/2

!

interface GigabitEthernet1/1/3

!

interface GigabitEthernet1/1/4

!

interface Vlan1   - 각각의 vlan 인터페이스에 네트워크 주소 입력

ip address 192.168.0.1 255.255.255.0

!

interface Vlan10

mac-address 00e0.a370.bc01

ip address 192.168.241.1 255.255.255.0

!

interface Vlan20

mac-address 00e0.a370.bc02

ip address 192.168.242.1 255.255.255.0

!

interface Vlan30

mac-address 00e0.a370.bc03

ip address 192.168.243.1 255.255.255.0

!

ip classless

!

ip flow-export version 9

!

!

!

!

!

!

!

!

line con 0

!

line aux 0

!

line vty 0 4

login

!

!

!

!

end

 

 

Switch#


3. 오른쪽 L2스위치

 

해당 L2스위치는 기본 vlan이 1이므로 따로 셋팅하지 않음


4. 결과

 

반응형

댓글