Lab
A Cloud Guru

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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Path Info

Level

Advanced

Duration

1h 0m

Published

Apr 04, 2019

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
```

Author

A Cloud Guru

The Cloud Content team comprises subject matter experts hyper focused on services offered by the leading cloud vendors (AWS, GCP, and Azure), as well as cloud-related technologies such as Linux and DevOps. The team is thrilled to share their knowledge to help you build modern tech solutions from the ground up, secure and optimize your environments, and so much more!

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