3Com 4.2.2 manual Performing Policy-based Vlan Moves, Null Policy, ATM and Vlan Policies Map

5-12CHAPTER 5: NETWORK MODIFICATION TASKS

VLAN server is deployed in the network. This policy is not supported in this release.

■IP Subnet based automatic VLAN configuration policy

Performing

Policy-based VLAN

Moves

Segments or devices assigned to this policy will automatically be configured into various VLANs based on a predefined IP Subnet address to VLAN mapping. A parameter database called Subnet Vdb must be created and setup using the Locator Tool prior to using this policy. This policy can only be applied to CoreBuilder 7x00-series interface cards and SuperStack II Switch 2700 ports in this release.

■Null Policy

This policy is used for removing segments and devices from assigned policies. Once segments or devices are placed in the Null Policy, the original policy is no longer enforced on that device or segment.

ATM and VLAN Policies Map

The ATM and VLAN Policies Map, see Figure 5-5, is used for managing the logical connectivity of end-users or segments through Virtual LANs based on predefined policies. The ATM and VLAN Policies Map displays a set of policies and the segments or devices assigned to each policy.

Each policy icon represents a predefined policy to which various segments and devices in the network may be assigned. Once a segment or a device is assigned to a policy via a simple move mechanism, the device