RHCSA Lec # 1

Network Settings

10/100 Mbps enp 350

1000Mbps em1

Wireless wlan0

loopback lo

Bridge vivbr0

Run the Following command

ifconfig

dhclient

mii-tool em1 //check connectivity

nmcli device //Network Interfaces check

nmcli connection show //Network Connection show

nmcli con show –--active //Show Active Connections

nmcli con del name //Delete Connection

Auto Configuration of Network

nmcli con add type Ethernet con-name corvit ifname eml

nmcli con mod corvit ipv4.method auto

nmcli con mod corvit connection.autoconnect yes

nmcli con up corvit

nmcli con del corvit//Delete Connection

nmcli con show//Show connections

Manual Configuration of Network

nmcli con add type ethernet con-name corvit ifname eml ip4 192.168.0.25 gw4 192.168.0.254

nmcli con mod corvit ipv4.method static

nmcli con mod corvit connection.autoconnect yes

nmcli con up corvit

nm-connection-editor//Open network Setting portal in G.U.I

How to Configure Yum Server and Local and Network Installation Method

1^st Condition I.P should remain static even after Reboot

Open The ISO file via Archive manager → Packages-→ Install vsftp

(Select All)

Ctrl+A

Copy at Places-→ Compute → var → ftp → Pub (Paste)

Then Run the Following Commands

createrepo -v /var/ftp/pub

systemctl restart vsftpd

systemctl enable vsftpd

firewall-cmd ----permanent ----add-service=ftp

firewall-cmd –-reload

setenforce 0

Client Settings

cd /etc/yum.repos.d

rm -rf *

touch ib.repo //creating new file

gedit ib.repo //open file

Then type

[RHEL-7]

name=Red Hat Enterprise Linux 7 x64 Repo

baseurl=ftp://ip/pub/

enable=1

gpgcheck=0

Save And Close

yum repolist

yum install softwarename

yum remove name

yum list all |grep-i