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OPS705 Lab 4 (2207)

92 bytes added, 09:26, 16 October 2020
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Part 1: Replacing firewalld with iptables
== Part 1: Replacing ''firewalld'' with ''iptables'' ==
[[Image:Ops705_lab4_fig1.png|thumb|right|500px|Figure 1. Default iptables firewall rules.]]
The default firewall for CentOS, ''firewalld'' is more complex than we need. We'll be reverting to the easier to use ''iptables'' standard. '''Make sure you follow these instructions in order. If you don't, you may be locked out of your Linux VM forever.''' If you encounter errors on any step, stop and ask for help. Do not continue!