Category: Linux

DHCPv6: CentOS 7 Server & Mikrotik Client

IPv6 DHCP configuration with CentOS 7 as DHCP server and Mikrotik as DHCPv6 client. Note: Assumed you already have configured an IPv6 from subnet  on server interface. You may follow this guide. Subnet:  2000:5a40:0:12::/64 Gateway IP: 2000:5a40:0:12::1/64 Subnet Range: 2000:5a40:0:12::100-200   Verify that, DHCP package is installed # yum list installed | grep dhcp dhcp.x86_64 12:4.2.5-68.el7.centos.1 @updates dhcp-common.x86_64 12:4.2.5-68.el7.centos.1…

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Static IPv6 Configuration on CentOS 7

Enabling IPv6 IPv6 enabled on CentOS 7 by default. You can verify status # cat /proc/net/if_inet6 00000000000000000000000000000001 01 80 10 80 lo 24015a40000000120000000000000100 02 40 00 80 ens33 fe80000000000000020c29fffe5c6601 03 40 20 80 ens38 fe80000000000000020c29fffe5c66f7 02 40 20 80 ens33 If /proc/net/if_inet6 doesn’t exist try to load the kernel module # modprobe ipv6 # lsmod |…

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