Maintaining a Base Ubuntu Server

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Weekly SOP for Maintaining Netspective Ubuntu Servers

Configuration Management check (see what’s not committed and why):

cd /etc
sudo git status

Updating software:

sudo apt-get update
sudo aptitude safe-upgrade

Check for intrusions:

sudo psad -S

Analyze system with tiger (use tigexp to list explanations for FAIL codes):

sudo -i
grep FAIL /var/log/tiger/`ls -t1 /var/log/tiger | head -1`

Scan ports with nmap:

sudo nmap -v -sS localhost
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Check for rootkits:

sudo chkrootkit

Look at logs:

sudo logwatch | less

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