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linux:sw:dhcp:rogue [2023/08/22 09:18] niziak |
linux:sw:dhcp:rogue [2024/04/26 11:34] (current) niziak |
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| - | ====== Rogue server detection ====== | + | ====== Rogue DHCP server detection ====== |
| Turn off DHCP server. | Turn off DHCP server. | ||
| Line 6: | Line 6: | ||
| <code bash> | <code bash> | ||
| - | sudo nmap --script broadcast-dhcp-discover -e br-lan | + | tcpdump -i any -nelt udp port 68 | grep -i "boot.*reply" |
| </code> | </code> | ||
| <code bash> | <code bash> | ||
| - | tcpdump -i any -nelt udp port 68 | grep -i "boot.*reply" | + | sudo nmap --script broadcast-dhcp-discover -e br-lan |
| </code> | </code> | ||
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