Server User Manual
 Network Connections  
Manual Documentation Number: ESP901-902_4105m  Appendix D  81 
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 Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com
A
A
P
P
P
P
E
E
N
N
D
D
I
I
X
X
D
D
:
:
N
N
E
E
T
T
W
W
O
O
R
R
K
K
C
C
O
O
N
N
N
N
E
E
C
C
T
T
I
I
O
O
N
N
S
S
Standard Ethernet Cable RJ-45 Pin-out 
RJ-45 Pin  Signal  Wire Color  RJ-45 Pin 
1 TX+ White-Green 1 
2 TX+ Green  2 
3 RX+ White-Orange 3 
4 Not used Blue  4 
5 Not used White-Blue  5 
6 RX- Orange  6 
7 Not used White-Brown 7 
8 Not used Brown  8 
Figure 72.  Pin-out for a Standard Ethernet Cable 
Network Connections 
82  Appendix D  Manual Documentation Number: ESP901-902_4105m 
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 Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com
Crossover Ethernet Cable RJ-45 Pin-out 
RJ-45 Pin  Signal  Wire Color  RJ-45 Pin 
1 TX+ White-Green 3 
2 TX+ Green  6 
3 RX+ White-Orange 1 
4 Not used Blue  4 
5 Not used White-Blue  5 
6 RX- Orange  2 
7 Not used White-Brown 7 
8 Not used Brown  8 
Figure 73.  Pin-out for a Crossover Ethernet Cable 










