[root@server1 ~]# yum -y update
Loaded plugins: fastestmirror, security
Loading mirror speeds from cached hostfile
YumRepo Error: All mirror URLs are not using ftp, http[s] or file.
 Eg. Invalid release/
removing mirrorlist with no valid mirrors: /var/cache/yum/base/mirrorlist.txt
Error: Cannot find a valid baseurl for repo: base

[root@server1 etc]# nano resolv.conf
-bash: nano: command not found
[root@server1 etc]# pico resolv.conf
-bash: pico: command not found

[root@server1 ~]# cat /etc/resolv.conf
search domain.com
nameserver 8.8.4.4
nameserver 8.8.8.8

[root@server1 ~]# ping www.r10.net
PING www.r10.net (104.27.8.115) 56(84) bytes of data.
64 bytes from 104.27.8.115: icmp_seq=1 ttl=53 time=54.8 ms
64 bytes from 104.27.8.115: icmp_seq=2 ttl=53 time=54.7 ms
64 bytes from 104.27.8.115: icmp_seq=3 ttl=53 time=54.8 ms
64 bytes from 104.27.8.115: icmp_seq=4 ttl=53 time=54.9 ms
64 bytes from 104.27.8.115: icmp_seq=5 ttl=53 time=54.8 ms
64 bytes from 104.27.8.115: icmp_seq=6 ttl=53 time=54.7 ms
64 bytes from 104.27.8.115: icmp_seq=7 ttl=53 time=54.8 ms