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Re: VENET, VETH + SNAT [message #7623 is a reply to message #7584] Thu, 19 October 2006 08:48 Go to previous messageGo to previous message
chinaman is currently offline  chinaman
Messages: 15
Registered: August 2006
Junior Member
ip a l
2: lo: <LOOPBACK,UP> mtu 16436 qdisc noqueue
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
4: sit0: <NOARP> mtu 1480 qdisc noop
    link/sit 0.0.0.0 brd 0.0.0.0
6: eth0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast qlen 1000
    link/ether 00:13:72:67:28:15 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::213:72ff:fe67:2815/64 scope link
       valid_lft forever preferred_lft forever
8: eth1: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast qlen 1000
    link/ether 00:13:72:67:28:16 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::213:72ff:fe67:2816/64 scope link
       valid_lft forever preferred_lft forever
1: venet0: <BROADCAST,POINTOPOINT,NOARP,UP> mtu 1500 qdisc noqueue
    link/void
10: vzbr0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue
    link/ether 00:12:34:56:78:9a brd ff:ff:ff:ff:ff:ff
    inet 222.48.222.12/26 scope global vzbr0
    inet6 fe80::212:34ff:fe56:789a/64 scope link
       valid_lft forever preferred_lft forever
7: veth105.0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue
    link/ether 00:12:34:56:78:9a brd ff:ff:ff:ff:ff:ff
    inet6 fe80::212:34ff:fe56:789a/64 scope link
       valid_lft forever preferred_lft forever
9: veth103.0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue
    link/ether 00:ad:36:55:75:9a brd ff:ff:ff:ff:ff:ff
    inet6 fe80::2ad:36ff:fe55:759a/64 scope link
       valid_lft forever preferred_lft forever
13: veth105.1: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue
    link/ether 00:ad:56:55:45:9a brd ff:ff:ff:ff:ff:ff
    inet6 fe80::2ad:56ff:fe55:459a/64 scope link
       valid_lft forever preferred_lft forever
12: vzbr1: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue
    link/ether 00:13:72:67:28:16 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::213:72ff:fe67:2816/64 scope link
       valid_lft forever preferred_lft forever
15: veth104.0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue
    link/ether 00:37:56:55:55:9a brd ff:ff:ff:ff:ff:ff
    inet6 fe80::237:56ff:fe55:559a/64 scope link
       valid_lft forever preferred_lft forever
21: veth106.0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue
    link/ether 00:1d:34:5c:78:9a brd ff:ff:ff:ff:ff:ff
    inet 192.168.10.5/32 scope global veth106.0
    inet6 fe80::21d:34ff:fe5c:789a/64 scope link
       valid_lft forever preferred_lft forever


ip r l
255.222.233.213 dev vzbr0  scope link
255.222.233.214 dev vzbr0  scope link
222.48.222.0/26 dev vzbr0  proto kernel  scope link  src 222.48.222.12
default via 222.48.222.1 dev vzbr0


iptables -nL
Chain INPUT (policy ACCEPT)
target     prot opt source               destination

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination


brctl show
bridge name     bridge id               STP enabled     interfaces
vzbr0           8000.00123456789a       no              eth0
                                                        veth103.0
                                                        veth105.0
                                                        veth105.1
vzbr1           8000.001372672816       no              eth1
                                                        veth104.0




That's the current configuration (IPs are changed). There are 2 physical eth devices in HW. Each is bridged to different veth. each veth device has got it's own public IP inside VE.

What I want is to setup on top of this configuration venet (or veth) devices with SNAT. So some more VEs can share one public IP.

Thomas
 
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