/etc/sysctl.conf
[ol]net.ipv4.tcp_congestion_control=bbr
net.core.default_qdisc=fq
net.ipv4.conf.all.rp_filter=1
net.ipv4.icmp_echo_ignore_broadcasts=1
net.ipv4.conf.default.forwarding=1
net.ipv4.conf.default.proxy_arp = 0
net.ipv4.ip_forward=1
kernel.sysrq = 1
net.ipv4.conf.default.send_redirects = 1
net.ipv4.conf.all.send_redirects = 0
net.ipv6.conf.all.accept_dad = 1
net.ipv6.conf.all.accept_ra = 0
net.ipv6.conf.all.accept_redirects = 1
net.ipv6.conf.all.accept_source_route = 0
net.ipv6.conf.all.autoconf = 0
net.ipv6.conf.all.disable_ipv6 = 0
net.ipv6.conf.all.forwarding=1[/ol]复制代码
/etc/dhcp/dhcpd.conf
[ol]subnet 192.168.18.0 netmask 255.255.255.0 {
range 192.168.18.100 192.168.18.150;
#dns 3
option domain-name-servers 8.8.8.8, 8.8.4.4;
option subnet-mask 255.255.255.0;
option routers 192.168.18.1;
option broadcast-address 192.168.18.255;
default-lease-time 1111;
max-lease-time 500020;
}
ddns-update-style none;[/ol]复制代码
/etc/default/isc-dhcp-server
[ol]
INTERFACESv4="vmbr1"
[/ol]复制代码
/etc/network/interfaces
[ol]
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet manual
iface eth1 inet manual
auto vmbr0
iface vmbr0 inet static
address 123.123.123.123/25
gateway 123.123.123.1
bridge-ports eth0
bridge-stp off
bridge-fd 0
dns-nameservers 8.8.8.8 8.8.4.4
hwaddress 0c:c4:7a:71:42:ee
bridge-sftp off
iface vmbr0 inet6 static
address 2400:2222:630:80e6::1/64
gateway 2400:2222:630:80e6:ff:ff:ff:ff
auto vmbr1
iface vmbr1 inet static
address 192.168.18.1/24
bridge-ports none
bridge-stp off
bridge-fd 0
post-up echo 1 > /proc/sys/net/ipv4/ip_forward
post-up iptables -t nat -A POSTROUTING -s '192.168.18.0/24' -o vmbr0 -j MASQUERADE
post-down iptables -t nat -D POSTROUTING -s '192.168.18.0/24' -o vmbr0 -j MASQUERADE
[/ol]复制代码
配置完以上，发现小鸡网络都通，【 ping（v4和v6）五次 花费很久】
[ol][email protected]:~# ping ipv6.google.com
PING ipv6.google.com(hkg07s38-in-x0e.1e100.net (2404:2222:4005:812::200e)) 56 data bytes
64 bytes from hkg07s38-in-x0e.1e100.net (2404:2222:4005:812::200e): icmp_seq=1 ttl=121 time=2.18 ms
64 bytes from hkg07s38-in-x0e.1e100.net (2404:2222:4005:812::200e): icmp_seq=2 ttl=121 time=2.15 ms
64 bytes from hkg07s38-in-x0e.1e100.net (2404:2222:4005:812::200e): icmp_seq=3 ttl=121 time=2.20 ms
^C64 bytes from 2404:6800:4005:812::200e: icmp_seq=4 ttl=121 time=2.18 ms
--- ipv6.google.com ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 15049ms[/ol]复制代码
[ol][email protected]:~# ping baidu.com
PING baidu.com (39.156.66.10) 56(84) bytes of data.
64 bytes from 39.156.66.10 (39.156.66.10): icmp_seq=1 ttl=44 time=42.2 ms
64 bytes from 39.156.66.10 (39.156.66.10): icmp_seq=2 ttl=44 time=42.3 ms
64 bytes from 39.156.66.10 (39.156.66.10): icmp_seq=3 ttl=44 time=42.3 ms
64 bytes from 39.156.66.10 (39.156.66.10): icmp_seq=4 ttl=44 time=42.2 ms
^C64 bytes from 39.156.66.10: icmp_seq=5 ttl=44 time=42.2 ms
--- baidu.com ping statistics ---
5 packets transmitted, 5 received, 0% packet loss, time 20206ms
rtt min/avg/max/mdev = 42.168/42.249/42.349/0.061 ms[/ol]复制代码
没上dhcp ipv4的时候ipv6网络访问正常，现在趴了别人的贴子，发现出现了以上问题
请问我配置哪里有问题呀？
