18 Connections and Cabling March 2005
Ethernet Management Port (EMP)
Cable Requirements
There are specific cable type requirements (i.e., straight-
through or crossover) based on the location of the Ethernet
Management Port (EMP) and the type of device to which it is
connecting. Refer to the information below:
Note. For information on manually configuring Ethernet
ports for cabling requirements, refer to “Configuring
Ethernet Ports” in the Network Configuration Guide.
Refer to the diagram below for console/modem port and EMP
locations.
For detailed information on all port types, including console/
modem, EMP, Ethernet, and Gigabit Ethernet, refer to the
module descriptions on pages 51 through 59.
EMP to a Switch Straight-
through
EMP to a Computer or
Workstation
Crossover
OS7-ENI-C24
1x 3x 5x 7x 9x 11x 13x 15x 17x 19x 21x 23x
OK1
OK2
22x20x18x16x14x12x10x8x6x4x
OS7-ENI-C24
1x 3x 5x 7x 9x 11x 13x 15x 17x 19x 21x 23x
OK1
OK
2
22x20x18x16x14x12x10x8x6x4x
OS7-ENI-C24
1x 3x 5x 7x 9x 11x 13x 15x 17x 19x 21x 23x
OK1
OK2
22x20x18x16x14x12x10x8x6x4x
OS7-ENI-C24
1x 3x 5x 7x 9x 11x 13x 15x 17x 19x 21x 23x
OK1
OK2
22x20x18x16x14x12x10x8x6x4x
OmniSwitch 7700
T
M
1
2
3
4
5
6
7
8
N
I
N
I
CM
M
P
W
R
PS
3
PS2
PS
1
A
B
OS7700-CMM
EMP
LINK
ACT
OK1
OK2
PRI
SEC
TEMP
FAN
C
O
N
S
O
L
E
/
M
O
D
EM
OS7700-CMM
EMP
LIN
K
ACT
OK1
OK2
PRI
SEC
TEMP
F
AN
OS7-GNI-U2
OK1
OK2
ACT
LIN
K
ACT
LIN
K
R
X
T
X
R
X
T
X
1
2
OS7-GNI-U2
OK1
OK
2
ACT
LIN
K
ACT
LIN
K
R
X
T
X
R
X
T
X
1
2
OS7-GNI-U2
OK1
OK
2
ACT
LIN
K
ACT
LIN
K
R
X
T
X
R
X
T
X
1
2
OS7-GNI-U2
OK1
OK
2
ACT
LIN
K
ACT
LIN
K
R
X
T
X
R
X
T
X
1
2
50
/
60Hz, 8.0/
7.0
/
3.5 A
1
00
/
11
5
/
2
50
V
O
V
E
R
T
EMP
D
C
OK
AC
OK
50
/
60Hz, 8.0/
7.0
/
3.5 A
1
00
/
11
5
/
2
50
V
O
V
E
R
T
EMP
D
C
OK
AC
OK
50
/
60Hz, 8.0/
7.0
/
3.5 A
1
00
/
11
5
/
2
50
V
O
V
E
R
T
EMP
D
C
OK
AC
OK
C
O
N
SO
L
E
/
M
O
DEM
9x 11x 13x 15x 17x 19
EMP
LINK
ACT
CONSOLE
/MODEM
