Allied Telesis AT-S63 User Manual

Page 555

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AT-S63 Management Software Menus Interface User’s Guide

Section V: VLANs

555

Production VLANs on the switches:

ˆ

Sales VLAN - This VLAN spans both switches. It has a VID value of 2
and consists of five untagged ports on the top switch and five untagged
ports on the bottom switch.

The two parts of the VLAN are connected by a direct link from port 8 on
the top switch to port 7 on the bottom switch. This direct link allows the
two parts of the Sales VLAN to function as one logical LAN segment.

Port 6 on the top switch connects to the router. This port allows the
Sales VLAN to exchange Ethernet frames with the other VLANs and to
access the WAN.

ˆ

Engineering VLAN - The workstations of this VLAN are connected to
ports 11-14 on the top switch and ports 14, 16, and 18-19 on the
bottom switch.

Because this VLAN spans multiple switches, it needs a direct
connection between its various parts to provide a communications
path. This is provided in the example with a direct connection from port
20 on the top switch to port 19 on the bottom switch.

This VLAN uses port 13 on the top switch as a connection to the router
and the WAN.

ˆ

Production VLAN - This is the final VLAN in the example. It has the
VLAN of 4 and its ports have been assigned the PVID also of 4.

The nodes of this VLAN are connected to only the top switch. So this
VLAN does not require a direct connection to the bottom VLAN.
However, it uses port 22 as a connection to the router.

Sales VLAN

(VID 2)

Engineering VLAN

(VID 3)

Production VLAN

(VID 4)

AT-9424T/SP
Switch (top)

Ports 1 - 2, 4, 6, 8
(PVID 2)

Ports 11 - 14, 19 (PVID
3)

Ports 19, 21 - 23
(PVID 4)

AT-9424T/GB
Switch (bottom)

Ports 1 - 4, 7 (PVID 2)

Ports 14, 16, 18-19, 22
(PVID 3)

none

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