Fortigate: How to configure 802.3ad Aggregate feature on firewall Fortigate

Overview

  • 802.3ad Aggregate is a method of grouping 2 or more network ports together making them a single connection to consolidate bandwidth (trunking) or provide faul tolerance
  • 802.3ad Aggregate with trunking feature increases the connection speed beyond the speed of single cable or single network port
  • The improvement in tranfer efficiency really makes sense in a server environment where multiple connections are made from workstations
  • Redundant also creates higher availabily and helps to avoid disruptions in network transmission

Diagram

How to configure

  • Login to the Fortigate web interface page with an Admin account
  • Choose Network -> Choose Interfaces -> Click Create New -> Choose Interface
  • Enter name for Interface
  • Choose Type: Choose 802.3ad Aggregate
  • In Interface members: Choose ports which you want
  • In Role: Choose LAN or DMZ according to your needs
  • In IP/Netmask: Enter IP to manage
  • In Administrative access: Choose service which you want

-> Click OK

Hình ảnh này chưa có thuộc tính alt; tên tệp của nó là image-1732-1024x487.png
  • We can create VLANs with the 802.3 ad Aggregate interface just created
  • In Interfaces -> Choose Create New -> Choose Interface
  • Enter name for VLAN
  • In Type: Choose VLAN
  • In Interface: Choose interface 802.3ad which was created before
  • In VLAN ID: Enter VLAN ID which you want
  • In Role: Choose LAN
  • In Address: Enter IP gateway of VLAN
Hình ảnh này chưa có thuộc tính alt; tên tệp của nó là image-1733-1024x487.png
  • In Administrative access -> Choose services which you want
  • In DHCP: Enable it
  • In Address range: Enter range IP which you want
  • In DNS server: Enter DNS which you want
Hình ảnh này chưa có thuộc tính alt; tên tệp của nó là image-1735-1024x487.png

-> Click OK

  • Check config
Hình ảnh này chưa có thuộc tính alt; tên tệp của nó là image-1737-1024x487.png

** After configuring the 802.3ad Aggregate feature, on the Switch device we will configure Port Channel for 2 network ports running trunk with Fortigate device

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