[root@m1 ~]# vzctl create 101 --ostemplate altlinux-sisyphus --config vps.basic
Creating VE private area: /var/lib/vz/private/101
Performing postcreate actions
VE private area was created
[root@m1 ~]# vzctl create 102 --ostemplate altlinux-sisyphus --config vps.basic
Creating VE private area: /var/lib/vz/private/102
Performing postcreate actions
VE private area was created

[root@m1 ~]# vzctl set 101 --veth_add veth1,00:12:34:56:78:9A,eth0,00:12:34:56:78:9B --save
Saved parameters for VE 101
[root@m1 ~]# vzctl set 102 --veth_add veth2,00:12:34:56:78:9C,eth0,00:12:34:56:78:9D --save
Saved parameters for VE 102

[root@m1 ~]# ip link set veth1 up
[root@m1 ~]# ip link set veth2 up

[root@m1 ~]# brctl addbr br0
[root@m1 ~]# brctl addif br0 veth1
[root@m1 ~]# brctl addif br0 veth2
[root@m1 ~]# brctl show           
bridge name     bridge id               STP enabled     interfaces
br0             8000.00123456789a       no              veth1
                                                        veth2

[root@m1 ~]# vzctl start 101
Starting VE ...
VE is mounted
Setting CPU units: 1000
Processing veth devices
VE start in progress...
[root@m1 ~]# vzctl start 102
Starting VE ...
VE is mounted
Setting CPU units: 1000
Processing veth devices
VE start in progress...

[root@m1 ~]# vzctl exec 101 ip address add 192.168.199.1/24 dev eth0
[root@m1 ~]# vzctl exec 102 ip address add 192.168.199.2/24 dev eth0
[root@m1 ~]# vzctl exec 101 ip link set eth0 up          
[root@m1 ~]# vzctl exec 102 ip link set eth0 up
[root@m1 ~]# vzctl exec 101 ping 192.168.199.2
... никого ...
[root@m1 ~]# vzctl exec 102 ping 192.168.199.1
... тоже никого ...

[root@m1 ~]# vzctl exec 101 ip address
1: 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
3: venet0: <BROADCAST,POINTOPOINT,NOARP,UP> mtu 1500 qdisc noqueue 
    link/void 
    inet 127.0.0.1/32 scope host venet0
5: eth0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue 
    link/ether 00:12:34:56:78:9b brd ff:ff:ff:ff:ff:ff
    inet 192.168.199.1/24 scope global eth0
    inet6 fe80::212:34ff:fe56:789b/64 scope link 
       valid_lft forever preferred_lft forever
[root@m1 ~]# vzctl exec 101 ip route  
192.168.199.0/24 dev eth0  proto kernel  scope link  src 192.168.199.1 
192.0.2.0/24 dev venet0  scope host 
default via 192.0.2.1 dev venet0 
[root@m1 ~]# vzctl exec 102 ip address
1: 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
3: venet0: <BROADCAST,POINTOPOINT,NOARP,UP> mtu 1500 qdisc noqueue 
    link/void 
    inet 127.0.0.1/32 scope host venet0
5: eth0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue 
    link/ether 00:12:34:56:78:9d brd ff:ff:ff:ff:ff:ff
    inet 192.168.199.2/24 scope global eth0
    inet6 fe80::212:34ff:fe56:789d/64 scope link 
       valid_lft forever preferred_lft forever
[root@m1 ~]# vzctl exec 102 ip route  
192.168.199.0/24 dev eth0  proto kernel  scope link  src 192.168.199.2 
192.0.2.0/24 dev venet0  scope host 
default via 192.0.2.1 dev venet0