User manual
    Using ESP Manager 
Manual Documentation Number: ESP904-0504  Chapter 4  23 
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 – www.bb-elec.com 
B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com
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The ESP Manager software allows: 
•  Searching for servers connected to the network 
•  Displaying and changing the configuration of those servers 
•  Installing virtual COM ports on a computer 
•  Displaying and configuring virtual COM ports 
•  Uninstalling virtual COM ports on a computer 
•  Upgrading the ESP904 firmware 
Hardware Setup: 
Step 1: Connect the ESP904 to the LAN or to a computer Ethernet port. 
Figure 17. Ethernet Connection via a LAN 
  Using ESP Manager 
24  Chapter 4  Manual Documentation Number: ESP904-0504 
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 – www.bb-elec.com 
B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com
Figure 18. Direct Ethernet Connection using a Crossover Cable 
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Use an Ethernet Crossover Cable if connecting directly to a computer LAN 
card. 
Step 2: Apply power. The Red Power indicator will light, the Link indicator 
lights when an Ethernet connection is made, and the Ready indicator 
will flash. 
Software Setup: 
Step 3: To run the ESP Manager from the Programs menu click on: 
Start → Programs → B&B Electronics → VLINX → ESP Servers 
→ VLINX ESP Manager










