Editing VLAN
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==Advantages of VLAN== | ==Advantages of VLAN== | ||
− | * Increases the number of '''broadcast domains''' but reduces the size of each '''broadcast domain''', which in turn reduces network traffic and increases network security ( | + | * Increases the number of '''broadcast domains''' but reduces the size of each '''broadcast domain''', which in turn reduces network traffic and increases network security (both of which are hampered in case of single large broadcast domain) |
* Reduces management effort to create subnetworks | * Reduces management effort to create subnetworks | ||
* Reduces hardware requirement, as networks can be logically instead of physically separated | * Reduces hardware requirement, as networks can be logically instead of physically separated | ||
* Increases control over multiple traffic types. | * Increases control over multiple traffic types. | ||
− | == Common VLAN configurations for | + | == Common VLAN configurations for VE == |
VLAN can be used in following ways: | VLAN can be used in following ways: | ||
− | * Create VLAN device on physical network interface (eth0) and move it (VLAN device) to | + | * Create VLAN device on physical network interface (eth0) and move it (VLAN device) to VE: |
<pre> | <pre> | ||
host # vconfig add eth0 <vlan_id> | host # vconfig add eth0 <vlan_id> | ||
− | host # vzctl set < | + | host # vzctl set <VEID> --netdev_add eth0.<vlan_id> --save |
</pre> | </pre> | ||
− | * Create VLAN device inside | + | * Create VLAN device inside VE on veth device |
<pre> | <pre> | ||
ve # vconfig add eth0 <vlan_id> | ve # vconfig add eth0 <vlan_id> | ||
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The second option is available only in kernel with virtualized VLAN (since 2.6.18-028test005 version). | The second option is available only in kernel with virtualized VLAN (since 2.6.18-028test005 version). | ||
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