Proxmox 配置nat ipv4 dhcp 和 独立ipv6配置成功了，但是网络卡顿

古藤君

/etc/sysctl.conf

1. net.ipv4.tcp_congestion_control = bbr
   
2. net.core.default_qdisc = fq
   
3. net.ipv4.ip_forward = 1

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/etc/dhcp/dhcpd.conf

1. subnet 192.168.18.0 netmask 255.255.255.0 {
   
2. 
   
3.     range 192.168.18.100 192.168.18.150;
   
4. 
   
5.     #dns 3
   
6. 
   
7.     option domain-name-servers 8.8.8.8, 8.8.4.4;
   
8. 
   
9.     option subnet-mask 255.255.255.0;
   
10. 
    
11.     option routers 192.168.18.1;
    
12. 
    
13.     option broadcast-address 192.168.18.255;
    
14. 
    
15.     default-lease-time 1111;
    
16. 
    
17.     max-lease-time 500020;
    
18. 
    
19. }
    
20. 
    
21. ddns-update-style none;

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/etc/default/isc-dhcp-server

1. 
   
2. INTERFACESv4="vmbr1"
   

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/etc/network/interfaces

1. 
   
2. auto lo
   
3. iface lo inet loopback
   
4. 
   
5. auto eth0
   
6. iface eth0 inet manual
   
7. 
   
8. iface eth1 inet manual
   
9. 
   
10. auto vmbr0
    
11. iface vmbr0 inet static
    
12.         address 123.123.123.123/25
    
13.         gateway 123.123.123.1
    
14.         bridge-ports eth0
    
15.         bridge-stp off
    
16.         bridge-fd 0
    
17.         dns-nameservers 8.8.8.8 8.8.4.4
    
18.         hwaddress 0c:c4:7a:71:42:ee
    
19.         bridge-sftp off
    
20. 
    
21. iface vmbr0 inet6 static
    
22.         address 2400:2222:630:80e6::1/64
    
23.         gateway 2400:2222:630:80e6:ff:ff:ff:ff
    
24. 
    
25. auto vmbr1
    
26. iface vmbr1 inet static
    
27.         address 192.168.18.1/24
    
28.         bridge-ports none
    
29.         bridge-stp off
    
30.         bridge-fd 0
    
31.         post-up echo 1 > /proc/sys/net/ipv4/ip_forward
    
32.         post-up iptables -t nat -A POSTROUTING -s '192.168.18.0/24' -o vmbr0 -j MASQUERADE
    
33.         post-down iptables -t nat -D POSTROUTING -s '192.168.18.0/24' -o vmbr0 -j MASQUERADE
    

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配置完以上，发现小鸡网络都通，【 ping（v4和v6）五次  花费很久】

1. root@Copy-of-VM-Cloud:~# ping ipv6.google.com
   
2. PING ipv6.google.com(hkg07s38-in-x0e.1e100.net (2404:2222:4005:812::200e)) 56 data bytes
   
3. 64 bytes from hkg07s38-in-x0e.1e100.net (2404:2222:4005:812::200e): icmp_seq=1 ttl=121 time=2.18 ms
   
4. 64 bytes from hkg07s38-in-x0e.1e100.net (2404:2222:4005:812::200e): icmp_seq=2 ttl=121 time=2.15 ms
   
5. 64 bytes from hkg07s38-in-x0e.1e100.net (2404:2222:4005:812::200e): icmp_seq=3 ttl=121 time=2.20 ms
   
6. ^C64 bytes from 2404:6800:4005:812::200e: icmp_seq=4 ttl=121 time=2.18 ms
   
7. 
   
8. --- ipv6.google.com ping statistics ---
   
9. 4 packets transmitted, 4 received, 0% packet loss, time 15049ms

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1. root@Copy-of-VM-Cloud:~# ping baidu.com
   
2. PING baidu.com (39.156.66.10) 56(84) bytes of data.
   
3. 64 bytes from 39.156.66.10 (39.156.66.10): icmp_seq=1 ttl=44 time=42.2 ms
   
4. 64 bytes from 39.156.66.10 (39.156.66.10): icmp_seq=2 ttl=44 time=42.3 ms
   
5. 64 bytes from 39.156.66.10 (39.156.66.10): icmp_seq=3 ttl=44 time=42.3 ms
   
6. 64 bytes from 39.156.66.10 (39.156.66.10): icmp_seq=4 ttl=44 time=42.2 ms
   
7. ^C64 bytes from 39.156.66.10: icmp_seq=5 ttl=44 time=42.2 ms
   
8. 
   
9. --- baidu.com ping statistics ---
   
10. 5 packets transmitted, 5 received, 0% packet loss, time 20206ms
    
11. rtt min/avg/max/mdev = 42.168/42.249/42.349/0.061 ms

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小鸡没上加上vmbr1 的时候 母鸡自动分配的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？

古藤君

1. root@Copy-of-VM-Cloud:~# ping 192.168.18.1
   
2. PING 192.168.18.1 (192.168.18.1) 56(84) bytes of data.
   
3. 64 bytes from 192.168.18.1: icmp_seq=1 ttl=64 time=0.127 ms
   
4. 64 bytes from 192.168.18.1: icmp_seq=2 ttl=64 time=0.126 ms
   
5. 64 bytes from 192.168.18.1: icmp_seq=3 ttl=64 time=0.118 ms
   
6. 64 bytes from 192.168.18.1: icmp_seq=4 ttl=64 time=0.171 ms
   
7. ^C
   
8. --- 192.168.18.1 ping statistics ---
   
9. 4 packets transmitted, 4 received, 0% packet loss, time 3004ms
   
10. rtt min/avg/max/mdev = 0.118/0.135/0.171/0.020 ms

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ping母鸡 反应倒是挺迅速的

古藤君

root@Copy-of-VM-Cloud:~# ip a

1. 
   
2. 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
   
3.     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
   
4.     inet 127.0.0.1/8 scope host lo
   
5.        valid_lft forever preferred_lft forever
   
6.     inet6 ::1/128 scope host
   
7.        valid_lft forever preferred_lft forever
   
8. 2: ens18: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
   
9.     link/ether aa:b0:dc:dd:43:af brd ff:ff:ff:ff:ff:ff
   
10.     altname enp0s18
    
11.     inet6 2400:2222:630:80e6:a8b0:dcff:fedd:43af/64 scope global dynamic mngtmpaddr
    
12.        valid_lft 2591481sec preferred_lft 604281sec
    
13.     inet6 fe80::a8b0:dcff:fedd:43af/64 scope link
    
14.        valid_lft forever preferred_lft forever
    
15. 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    
16.     link/ether 4e:da:8b:d0:ae:a5 brd ff:ff:ff:ff:ff:ff
    
17.     altname enp0s19
    
18.     altname ens19
    
19.     inet 192.168.18.102/24 brd 192.168.18.255 scope global dynamic eth1
    
20.        valid_lft 690sec preferred_lft 690sec
    
21.     inet6 fe80::4cda:8bff:fed0:aea5/64 scope link
    
22.        valid_lft forever preferred_lft forever

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supervps

https://lw.al/archives/pve-install-problem/
参考参考  我现在就一直用pve

古藤君

supervps 发表于 2023-2-7 21:10
https://lw.al/archives/%e4%ba%91%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%a3%85pve%e4%b8%80%e4%ba%9b%e6%ad%a5%e ...

好的 我去看看。。。
我怀疑我这个要么转发 要么dhcp出问题了


====================

看完了 我得不是CT
没法PVE上配置IP

supervps

古藤君 发表于 2023-2-7 21:12
好的 我去看看。。。
我怀疑我这个要么转发 要么dhcp出问题了

kvm一样啊 直接静态ip

燕十三丶

没卡顿过           

笑花落半世琉璃

没有卡顿过+1，可能我只是手动配，没有用dhcp