User`s manual
Table Of Contents
- 1. Introduction
 - 2. Getting Started
 - 3. Featured Functions
- Configuring Basic Settings
 - Using Port Trunking
 - Configuring SNMP
 - Using Communication Redundancy
 - Using Traffic Prioritization
 - Using Virtual LAN
 - Using Multicast Filtering
 - Using Bandwidth Management
 - Using Port Access Control
 - Using IP Filter
 - Using Auto Warning
 - Using Line-Swap-Fast-Recovery
 - Using Set Device IP
 - Using Diagnosis
 - LLDP
 - Using Monitor
 - Using the MAC Address Table
 - Using System Log
 - Using HTTPS/SSL
 
 - A. MIB Groups
 - B. Specifications
 - C. Modbus/TCP Map
 

PT-7728 User’s Manual  Featured Functions 
3-49
y  Packets from Device E will travel through Trunk Port 3 with tagged VID 4. Switch B will 
recognize its VLAN, pass it to port 7, and then remove tags received successfully by Device I. 
Packets from Device I will travel through Trunk Port 3 with tagged VID 4. Switch A will 
recognize its VLAN and pass it to port 2, but will not remove tags received successfully by 
Device E. 
Configuring Virtual LAN 
VLAN Settings 
To configure 802.1Q VLAN on the PT-7728, use the VLAN Setting page to configure the ports. 
VLAN Mode 
Setting Description  Factory Default
802.1Q VLAN  Set VLAN mode to 802.1Q VLAN  802.1Q VLAN 
802.1Q VLAN 
(Unaware) 
Set VLAN mode to Unaware 
Management VLAN ID 
Setting Description  Factory Default
VLAN ID from 
1 to 4094 
Assigns the VLAN ID of this PT-7728.  1 
Port Type 
Setting Description  Factory Default
Access  This port type is used to connect single devices without tags. 
Access 
Trunk Select Trunk port type to connect another 802.1Q VLAN 
aware switch or another LAN that combines tagged and/or 
untagged devices and/or other switches/hubs. 










