作者:蜃海 | 来源:互联网 | 2023-01-29 12:50
软件:radvd、dhcp1)启用ipv6vietcsysctl.confnet.ipv6.conf.all.disable_ipv60net.ipv6.conf.defaul
软件:radvd、dhcp
1)启用ipv6
vi /etc/sysctl.conf
net.ipv6.conf.all.disable_ipv6 = 0
net.ipv6.conf.default.disable_ipv6 = 0
net.ipv6.conf.lo.disable_ipv6 = 0
net.ipv6.conf.all.forwarding = 1
vi /etc/sysconfig/network
NETWORKING_IPV6=yes
IPV6FORWARDING=yes
HOSTNAME=dhcpserver
OnBOOT=yes
使配置生效并查看效果
sysctl -p
cat /proc/sys/net/ipv6/conf/all/forwarding
2)配置网卡
vi /etc/sysconfig/network-scripts/ifcfg-ens33
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_OnLY=no
BOOTPROTO=static
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCOnF=no
IPV6_DEFROUTE=yes
IPV6_PEERDNS=yes
IPV6_PEERROUTES=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=ens33
UUID=c99f931f-acbe-4769-99de-63625a57ddba
DEVICE=ens33
OnBOOT=yes
#IPADDR=x.x.x.x
#GATEWAY=x.x.x.x
#NETMASK=X.X.X.X
PEERDNS=yes
PEERROUTES=yes
IPV6ADDR=2001:db8:8::1/64
#IPV6_DEFAULTGW=2001:db8:8::1000
IPV6FORWARDING=yes
#//IPV6 SLAAC configure client
#IPV6_AUTOCOnF=no
#DHCPV6C=yes
vi ifcfg-ens34
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_OnLY=no
BOOTPROTO=dhcp
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCOnF=no
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=ens34
UUID=d684b872-93b2-44e2-af4e-56e9c0e3ee86
DEVICE=ens34
OnBOOT=yes
PEERDNS=yes
IPV6ADDR=3001:db8:8::1/64
IPV6FORWARDING=yes
重启网络服务
systemctl restart network
3)安装并配置radvd
yum -y install radvd
vi /etc/radvd.conf
interface ens33
{
AdvSendAdvert on;
AdvManagedFlag on;
AdvOtherConfigFlag on;
MinRtrAdvInterval 30;
MaxRtrAdvInterval 100;
AdvLinkMTU 1480;
# prefix 2001:db8:8::/64
# {
# AdvOnLink on;
# AdvAutonomous on;
# AdvRouterAddr off;
# };
# RDNSS 2001:db8:8::100
# {};
};
systemctl enable radvd
systemctl start radvd
4)安装并配置DHCP
yum -y install dhcp
vi /etc/dhcp/dhcpd6.conf
default-lease-time 2592000;
preferred-lifetime 604800;
option dhcp-renewal-time 3600;
option dhcp-rebinding-time 7200;
allow leasequery;
option dhcp6.name-servers 2001:db8:8::100;
option dhcp6.domain-search "test.example.com","example.com";
option dhcp6.preference 255;
option dhcp6.info-refresh-time 21600;
option dhcp6.rapid-commit;
dhcpv6-lease-file-name "/var/lib/dhcpd/dhcpd6.leases";
# The subnet where the server is attached
subnet6 2001:db8:8::/64 {
# Range for clients
range6 2001:db8:8::2 2001:db8:8::10;
# Range for clients requesting a temporary address
#range6 2001:db8:0:1::/64 temporary;
# Additional options
#option dhcp6.name-servers fec0:0:0:1::1;
#option dhcp6.domain-search "domain.example";
# Prefix range for delegation to sub-routers
prefix6 2201:db8:0:100:: 2201:db8:0:f00:: /56;
}
systemctl enable dhcpd6
systemctl start dhcpd6
5)关闭防火墙
systemctl stop firewalld.service
注意:必须要关闭防火墙否则造成dhcpv6分配地址无法下发。