[CentOS] can't disable tcp6 on centos 7
Gordon Messmer
gordon.messmer at gmail.com
Mon May 4 15:19:52 UTC 2015
On 05/03/2015 03:55 PM, Tim Dunphy wrote:
> You mention that it's listening on both tcp v4 and v6. But I only see v6 in
> that output. How are you determining that
On Linux, IPv4 is mapped inside the IPv6 space. An application that
listens on an address-less v6 port is listening on both IPv4 and IPv6.
For example, look at TCP port 22 for SSH.
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