How to disable IPv6 on CentOS
There are several ways to disable IPv6. The recommended method is to edit /etc/sysctl.conf rather than disable the IPv6 module, which causes problems with SELinux and other components…
EXPLORE THE TOPIC
IPv6.
4 articles on this topic
How to fix error: 97: Address family not supported by protocol on Zimbra
When starting the zimbra service, you may encounter the error message below: Starting nginx...nginx: [emerg] socket() [::]:7143 failed (97: Address family not supported by protocol) failed. Starting mta...Faile
How to fix "wget: unable to resolve host address" issue
If wget reports unable to resolve host address, first test network connectivity, then check whether wget is trying IPv6 on a machine without IPv6 access.
Use IPv6 address be specified with scp, sftp and ssh
Use scp, sftp, and ssh with IPv6 addresses by enclosing the address in square brackets, as demonstrated with fe80::219:99ff:fe20:c251.