What should I do if my centos system cannot connect to the external network?

王林
Release: 2020-03-21 11:39:41
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What should I do if my centos system cannot connect to the external network?

The solution is as follows:

1. Check the routing

# route -n
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What should I do if my centos system cannot connect to the external network?

If you are missing the first route, It is definitely impossible to ping the external network.

(Recommended tutorial:centos usage tutorial)

2. Add dns

# vim /etc/resolv.conf nameserver 8.8.8.8
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3. Add routing

# route add default gw 192.168.0.1
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4. Restart the network card

service network restart
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Recommended related video tutorials:linux video tutorial

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