2724 can be configured with VLAN trunking ports.   Here are instructions on setting port 1 to a trunk (tagged vlans 201,301,401) and ports 2 (vlan 201), 3 (vlan 301), and 4(vlan 401) to access ports.

- VLAN Membership page: click "Create VLAN" radio button, enter 201 in the vlan field, set port 1 to 'T' (for tagged), set port 2 to 'U' for untagged, click "Apply Changes"

- VLAN Membership page: click "Create VLAN" radio button, enter 301 in the vlan field, set port 1 to 'T' (for tagged), set port 3 to 'U' for untagged, click "Apply Changes"

- VLAN Membership page: click "Create VLAN" radio button, enter 401 in the vlan field, set port 1 to 'T' (for tagged), set port 4 to 'U' for untagged, click "Apply Changes"

- VLAN Port Setting page: Leave "Interface" set to "Port 1", set "PVID" to 201 (not really necessary), set "Frame Type" to "Admit Tag Only", click "Apply Changes"

- VLAN Port Setting page: Change"Interface" to "Port 2", set "PVID" to 201, click "Apply Changes"

- VLAN Port Setting page: Change"Interface" to "Port 3", set "PVID" to 301, click "Apply Changes"

- VLAN Port Setting page: Change"Interface" to "Port 4", set "PVID" to 401, click "Apply Changes"