eth0网卡下好多ipv6地址，不知道干啥的？

Question

问题描述

eth0网卡下有多个ipv6地址，如下所示：
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500

    inet 192.168.1.88  netmask 255.255.255.0  broadcast 192.168.1.255
    inet6 fd49:d08a:9297:0:7cc0:845c:55bd:c0b3  prefixlen 64  scopeid 0x0<global>
    inet6 fd49:d08a:9297:0:6ccd:e668:921a:a9ab  prefixlen 64  scopeid 0x0<global>
    inet6 fd90:699d:a89d:0:6ccd:e668:921a:a9ab  prefixlen 64  scopeid 0x0<global>
    inet6 fd49:d08a:9297:0:c5f3:fe76:c7d8:869f  prefixlen 64  scopeid 0x0<global>
    inet6 fd90:699d:a89d:0:c5f3:fe76:c7d8:869f  prefixlen 64  scopeid 0x0<global>
    inet6 fd3f:3a96:586d:0:5d0d:3dbf:d933:a8c9  prefixlen 64  scopeid 0x0<global>
    inet6 fd3f:3a96:586d:0:64e5:649c:a3df:934a  prefixlen 64  scopeid 0x0<global>
    inet6 fd90:699d:a89d:0:5d0d:3dbf:d933:a8c9  prefixlen 64  scopeid 0x0<global>
    inet6 fd3f:3a96:586d:0:a991:feb6:7358:35ca  prefixlen 64  scopeid 0x0<global>
    inet6 fd3f:3a96:586d:0:45f:e996:62c5:631c  prefixlen 64  scopeid 0x0<global>
    inet6 fd90:699d:a89d:0:45f:e996:62c5:631c  prefixlen 64  scopeid 0x0<global>
    inet6 fd3f:3a96:586d:0:fe4d:d4ff:fef2:d43e  prefixlen 64  scopeid 0x0<global>
    inet6 fd49:d08a:9297:0:5d0d:3dbf:d933:a8c9  prefixlen 64  scopeid 0x0<global>
    inet6 fd49:d08a:9297:0:fe4d:d4ff:fef2:d43e  prefixlen 64  scopeid 0x0<global>
    inet6 fd90:699d:a89d:0:7cc0:845c:55bd:c0b3  prefixlen 64  scopeid 0x0<global>
    inet6 fd3f:3a96:586d:0:c5f3:fe76:c7d8:869f  prefixlen 64  scopeid 0x0<global>
    inet6 fd49:d08a:9297:0:258c:f1e8:c7f7:be70  prefixlen 64  scopeid 0x0<global>
    inet6 fd90:699d:a89d:0:fe4d:d4ff:fef2:d43e  prefixlen 64  scopeid 0x0<global>
    inet6 fd49:d08a:9297:0:a991:feb6:7358:35ca  prefixlen 64  scopeid 0x0<global>
    inet6 fd90:699d:a89d:0:a991:feb6:7358:35ca  prefixlen 64  scopeid 0x0<global>
    inet6 fd49:d08a:9297:0:64e5:649c:a3df:934a  prefixlen 64  scopeid 0x0<global>
    inet6 fd90:699d:a89d:0:955a:caa7:3d4b:d419  prefixlen 64  scopeid 0x0<global>

请问这些ipv6地址是怎么形成的呢？

Answer 1

等待大神解答