Background Use ACL to block illegal DHCP Server on Nebula switch to ensure client can get correct DHCP IP address setting. Scenario and Topology Due to Nebula not supporting DHCP snooping now, we can use ACL to allow the trusted DHCP server IP address to send DHCP packets using UDP port 67 and deny other IP address to…
Scenario 1: Deny specific IP from other LAN/VLAN to access a server in LAN2. Ex: The user wants to deny 192.168.1.10 to access the server with IP address 192.168.2.10. Scenario 2: Deny specific IP from WAN to access a server in LAN which you have configured virtual server (port forwarding) for it. Ex: The user wants to…
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