Troubleshooting RPM Issues

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Troubleshooting RPM Issues

In this exercise, you will need to install `telnet` and install `Apache`. *This course is not approved or sponsored by Red Hat.*

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Lab Info

Level

Advanced

Last updated

Sep 17, 2025

Duration

1h 0m

Challenge

Install telnet.
First, let's become root:
```
sudo -i
```
Install the telnet package:
```
yum install -y telnet
```
Verify the integrity of the RPM database:
```
cd /var/lib/rpm/
```
```
/usr/lib/rpm/rpmdb_verify Packages
```
Rebuild the RPM database:
```
rpm -vv --rebuilddb
```
Verify the integrity of the new RPM database:
```
/usr/lib/rpm/rpmdb_verify Packages
```
Query installed packages for errors:
```
rpm -qa > /dev/null
```
Install telnet:
```
yum install -y telnet
```
Challenge

Install Apache.
Install Apache:
```
yum install -y httpd
```
Edit /etc/yum.conf to remove the exclusion for httpd:
```
vim /etc/yum.conf
```
Now, try to install Apache:
```
yum install -y httpd
```

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