1. Trunk Mode Configuration 구성도

1) Trunk Mode Configuration 구성도

  • 본 글은 단순히 vQFX Configuration을 입력하고 동작을 확인하는 목적
  • 동작에 대한 설명은 '동작 과정' 글이나' vMX Configuration' 글을 참고

 

2) 테스트 장비

  • Emulator : EVE-NG
  • OS : Juniper vQFX 19.4R1.10

 

 

2. Trunk Mode Configuration

1) 서로 다른 Switch 간 동일 VLAN 통신

(1) 서로 다른 Switch 간 동일 VLAN 통신 Configuration

< SW1 : VLAN 10 생성 >
set vlans VLAN10 description VLAN10
set vlans VLAN10 vlan-id 10

< SW1 : xe-0/0/0 Trunk Mode 설정 >
set interfaces xe-0/0/0 description SW2
set interfaces xe-0/0/0 unit 0 family ethernet-switching interface-mode trunk
set interfaces xe-0/0/0 unit 0 family ethernet-switching vlan members VLAN10

< SW1 : xe-0/0/1 Access Mode 설정 >
set interfaces xe-0/0/1 description PC1
set interfaces xe-0/0/1 unit 0 family ethernet-switching interface-mode access
set interfaces xe-0/0/1 unit 0 family ethernet-switching vlan members VLAN10
< SW2 : VLAN 10 생성 >
set vlans VLAN10 description VLAN10
set vlans VLAN10 vlan-id 10

< SW2 : ge-0/0/0 Trunk Mode 설정 >
set interfaces xe-0/0/0 description SW1
set interfaces xe-0/0/0 unit 0 family ethernet-switching interface-mode trunk
set interfaces xe-0/0/0 unit 0 family ethernet-switching vlan members VLAN10

< SW2 : ge-0/0/1 Access Mode 설정 >
set interfaces xe-0/0/1 description PC2
set interfaces xe-0/0/1 unit 0 family ethernet-switching interface-mode access
set interfaces xe-0/0/1 unit 0 family ethernet-switching vlan members VLAN10
root@SW1> show ethernet-switching interface               
Routing Instance Name : default-switch
Logical Interface flags (DL - disable learning, AD - packet action drop,
                         LH - MAC limit hit, DN - interface down,
                         MMAS - Mac-move action shutdown,  AS - Autostate-exclude enabled,
                         SCTL - shutdown by Storm-control, MI - MAC+IP limit hit)

Logical         Vlan                   TAG   MAC    MAC+IP STP         Logical          Tagging
interface       members                      limit  limit  state       interface flags
xe-0/0/0.0                                   8192   8192                                tagged   
                VLAN10                 10    1024   1024   Forwarding                   tagged   
Routing Instance Name : default-switch
Logical Interface flags (DL - disable learning, AD - packet action drop,
                         LH - MAC limit hit, DN - interface down,
                         MMAS - Mac-move action shutdown,  AS - Autostate-exclude enabled,
                         SCTL - shutdown by Storm-control, MI - MAC+IP limit hit)
                                        
Logical         Vlan                   TAG   MAC    MAC+IP STP         Logical          Tagging
interface       members                      limit  limit  state       interface flags
xe-0/0/1.0                                   8192   8192                                untagged 
                VLAN10                 10    1024   1024   Forwarding                   untagged
root@SW2> show ethernet-switching interface 
Routing Instance Name : default-switch
Logical Interface flags (DL - disable learning, AD - packet action drop,
                         LH - MAC limit hit, DN - interface down,
                         MMAS - Mac-move action shutdown,  AS - Autostate-exclude enabled,
                         SCTL - shutdown by Storm-control, MI - MAC+IP limit hit)

Logical         Vlan                   TAG   MAC    MAC+IP STP         Logical          Tagging
interface       members                      limit  limit  state       interface flags
xe-0/0/0.0                                   8192   8192                                tagged   
                VLAN10                 10    1024   1024   Forwarding                   tagged   
Routing Instance Name : default-switch
Logical Interface flags (DL - disable learning, AD - packet action drop,
                         LH - MAC limit hit, DN - interface down,
                         MMAS - Mac-move action shutdown,  AS - Autostate-exclude enabled,
                         SCTL - shutdown by Storm-control, MI - MAC+IP limit hit)
                                        
Logical         Vlan                   TAG   MAC    MAC+IP STP         Logical          Tagging
interface       members                      limit  limit  state       interface flags
xe-0/0/1.0                                   8192   8192                                untagged 
                VLAN10                 10    1024   1024   Forwarding                   untagged
root@SW1> show vlans 

Routing instance        VLAN name             Tag          Interfaces
default-switch          VLAN10                10       
                                                           xe-0/0/0.0*
                                                           xe-0/0/1.0*
default-switch          default               1
root@SW2> show vlans 

Routing instance        VLAN name             Tag          Interfaces
default-switch          VLAN10                10       
                                                           xe-0/0/0.0*
                                                           xe-0/0/1.0*
default-switch          default               1

 

(2) 서로 다른 Switch 간 동일 VLAN 통신 확인

 

 

2) 서로 다른 Switch 간 다른 VLAN 통신

(1) 서로 다른 Switch 간 다른 VLAN 통신 Configuration

< SW1 : VLAN 10 생성 >
set vlans VLAN10 description VLAN10
set vlans VLAN10 vlan-id 10

< SW1 : VLAN 20 생성 >
set vlans VLAN20 description VLAN20
set vlans VLAN20 vlan-id 20

< SW1 : xe-0/0/0 Trunk Mode 설정 >
set interfaces xe-0/0/0 description SW2
set interfaces xe-0/0/0 unit 0 family ethernet-switching interface-mode trunk
set interfaces xe-0/0/0 unit 0 family ethernet-switching vlan members VLAN10
set interfaces xe-0/0/0 unit 0 family ethernet-switching vlan members VLAN20

< SW1 : xe-0/0/1 Access Mode 설정 >
set interfaces xe-0/0/1 description PC1
set interfaces xe-0/0/1 unit 0 family ethernet-switching interface-mode access
set interfaces xe-0/0/1 unit 0 family ethernet-switching vlan members VLAN10
< SW2 : VLAN 10 생성 >
set vlans VLAN10 description VLAN10
set vlans VLAN10 vlan-id 10

< SW2 : VLAN 20 생성 >
set vlans VLAN20 description VLAN20
set vlans VLAN20 vlan-id 20

< SW2 : xe-0/0/0 Trunk Mode 설정 >
set interfaces xe-0/0/0 description SW1
set interfaces xe-0/0/0 unit 0 family ethernet-switching interface-mode trunk
set interfaces xe-0/0/0 unit 0 family ethernet-switching vlan members VLAN10
set interfaces xe-0/0/0 unit 0 family ethernet-switching vlan members VLAN20

< SW2 : xe-0/0/1 Access Mode 설정 >
set interfaces xe-0/0/1 description PC2
set interfaces xe-0/0/1 unit 0 family ethernet-switching interface-mode access
set interfaces xe-0/0/1 unit 0 family ethernet-switching vlan members VLAN20
root@SW1> show ethernet-switching interface 
Routing Instance Name : default-switch
Logical Interface flags (DL - disable learning, AD - packet action drop,
                         LH - MAC limit hit, DN - interface down,
                         MMAS - Mac-move action shutdown,  AS - Autostate-exclude enabled,
                         SCTL - shutdown by Storm-control, MI - MAC+IP limit hit)

Logical         Vlan                   TAG   MAC    MAC+IP STP         Logical          Tagging
interface       members                      limit  limit  state       interface flags
xe-0/0/0.0                                   8192   8192                                tagged   
                VLAN10                 10    1024   1024   Forwarding                   tagged   
                VLAN20                 20    1024   1024   Forwarding                   tagged   
Routing Instance Name : default-switch
Logical Interface flags (DL - disable learning, AD - packet action drop,
                         LH - MAC limit hit, DN - interface down,
                         MMAS - Mac-move action shutdown,  AS - Autostate-exclude enabled,
                         SCTL - shutdown by Storm-control, MI - MAC+IP limit hit)

Logical         Vlan                   TAG   MAC    MAC+IP STP         Logical          Tagging
interface       members                      limit  limit  state       interface flags
xe-0/0/1.0                                   8192   8192                                untagged 
                VLAN10                 10    1024   1024   Forwarding                   untagged
root@SW2> show ethernet-switching interface 
Routing Instance Name : default-switch
Logical Interface flags (DL - disable learning, AD - packet action drop,
                         LH - MAC limit hit, DN - interface down,
                         MMAS - Mac-move action shutdown,  AS - Autostate-exclude enabled,
                         SCTL - shutdown by Storm-control, MI - MAC+IP limit hit)

Logical         Vlan                   TAG   MAC    MAC+IP STP         Logical          Tagging
interface       members                      limit  limit  state       interface flags
xe-0/0/0.0                                   8192   8192                                tagged   
                VLAN10                 10    1024   1024   Forwarding                   tagged   
                VLAN20                 20    1024   1024   Forwarding                   tagged   
Routing Instance Name : default-switch
Logical Interface flags (DL - disable learning, AD - packet action drop,
                         LH - MAC limit hit, DN - interface down,
                         MMAS - Mac-move action shutdown,  AS - Autostate-exclude enabled,
                         SCTL - shutdown by Storm-control, MI - MAC+IP limit hit)

Logical         Vlan                   TAG   MAC    MAC+IP STP         Logical          Tagging
interface       members                      limit  limit  state       interface flags
xe-0/0/1.0                                   8192   8192                                untagged 
                VLAN20                 20    1024   1024   Forwarding                   untagged
root@SW1> show vlans 

Routing instance        VLAN name             Tag          Interfaces
default-switch          VLAN10                10       
                                                           xe-0/0/0.0*
                                                           xe-0/0/1.0*
default-switch          VLAN20                20       
                                                           xe-0/0/0.0*
default-switch          default               1
root@SW2> show vlans 

Routing instance        VLAN name             Tag          Interfaces
default-switch          VLAN10                10       
                                                           xe-0/0/0.0*
default-switch          VLAN20                20       
                                                           xe-0/0/0.0*
                                                           xe-0/0/1.0*
default-switch          default               1

 

(2) 서로 다른 Switch 간 다른 VLAN 통신

 

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