When you suddenly can ping www.yahoo.com but can ping its ip address 98.137.11.163. You may have a DNS issue.
Use this sample configuration from my Centos 8 Server.
Thermalite Network configuration
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | [root@thermalite ~]# cat /etc/sysconfig/network-scripts/ifcfg-enp2s0 TYPE="Ethernet" PROXY_METHOD="none" BROWSER_ONLY="no" BOOTPROTO="none" DEFROUTE="yes" IPV4_FAILURE_FATAL="no" IPV6INIT="yes" IPV6_AUTOCONF="yes" IPV6_DEFROUTE="yes" IPV6_FAILURE_FATAL="no" IPV6_ADDR_GEN_MODE="stable-privacy" NAME="enp2s0" UUID="fc6f7668-2012-4473-9037-56296cb3aff7" DEVICE="enp2s0" ONBOOT="yes" IPADDR=192.168.1.100 PREFIX=24 GATEWAY=192.168.1.1 [root@thermalite ~]# [root@thermalite ~]# cat /etc/resolv.conf # Generated by NetworkManager search fios-router.home nameserver 192.168.1.1 [root@thermalite ~]# [root@thermalite ~]# cat /etc/networks default 0.0.0.0 loopback 127.0.0.0 link-local 169.254.0.0 [root@thermalite ~]# [root@thermalite ~]# cat /etc/sysconfig/network # Created by anaconda #NETWORKING=yes #NETWORKING_IPV6=no #HOSTNAME=thermalite.localdomain [root@thermalite ~]# |
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