
180
C
HAPTER
5: P
ATH
B
UILDER
S330 D
IAGNOSTICS
AND
P
ERFORMANCE
S
TATISTICS
Figure 137
OC3/STM-1 Loopback Menu
4
Select
[1] Set Loopback
. A prompt listing the loopback choices for the selected
port appears at the bottom of the screen.
5
Enter the number corresponding to the type of loopback you want to configure.
The following subsections describe the available loopbacks for each of the
PathBuilder S330 interfaces.
T1/E1 UNI Loopbacks
The following loopbacks are available for the T1/E1 UNI interface:
Network Line
—Loops the T1/E1 received data back on the output side after the
digital data has been recovered.
Local Card
—Loops the transmit T1/E1 output on the receive side; the transmitted
data will continue to go on the output.
Network Card
—Loops the T1/E1 received payload back toward the line output.
illustrates the loopbacks for T1/E1.
Figure 138
T1/E1 Loopbacks
Network Card
Local
Payload
Line
Network Side
T1/E1 Interface
Содержание 3C63311 - SuperStack II PathBuilder S310 Bridge/router
Страница 86: ...74 CHAPTER 3 GETTING STARTED ...
Страница 176: ...164 CHAPTER 4 CONFIGURING PATHBUILDER S330 S310 MODULES PORTS AND APPLICATIONS ...
Страница 260: ...248 INDEX ...