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
3-69
1. The IP address of the relay agent.
2. The MAC address of the relay agent.
3. The combination of IP address and MAC address of the relay agent.
4. A user-defined string.
Server IP Address
1
st
Server
Setting Description Factory Default
IP address for the
1st DHCP server
Assigns the IP address of the 1st DHCP server that the
switch tries to access.
None
2
nd
Server
Setting Description Factory Default
IP address for the
2nd DHCP server
Assigns the IP address of the 2nd DHCP server that the
switch tries to access.
None
3
rd
Server
Setting Description Factory Default
IP address for the
3rd DHCP server
Assigns the IP address of the 3rd DHCP server that the
switch tries to access.
None
4
th
Server
Setting Description Factory Default
IP address for the
4th DHCP server
Assigns the IP address of the 4th DHCP server that the
switch tries to access.
None