Whether you’re troubleshooting network problems or trying to set up a VPN, knowing what address your computer has configured as the default gateway is always useful. Running a simple command from the terminal can give you this.
Category Linux networking
Use the following to enable IP (IPv4) Forwarding in RedHat linux.
Many malicious attacks begin with a ping scan. Disabling ICMP echo requests prevents your system’s discovery with a ping.
Determine the auto-negotiated Ethernet connection speed and duplex using the mii-tool command.
Using mii-tool, the speed and duplex of an ethernet interface can be set manually.
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