CANOGA PERKINS L357 Gigabit Ethernet Service Unit User Manual
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EdgeAccess Universal Chassis System
L357 Gigabit Ethernet Service Unit
4-18
4. When you finish running Loopback, press
LOOPBACK SETUP
Local Remote
Chassis/Slot 4/3B 2/5
Loopback Switch Setting: N/A N/A
Loop Test MAC Address: 00 40 2A 80 58 32 00 40 2A 80 58 33
1) Loopback Option Control Software Software
2) Loopback State Disabled Disabled
3) Swap MAC Address
at Loopback Point? Yes Yes
4) Recalculate CRC
at Loopback Point? Yes Yes
Figure 29. Diagnostics Screen
Table 9. Diagnostics Screen Definitions
Selection Description
Loopback Switch Setting
Shows hardware setting only when in a Model 1020; Local,
Remote, or Normal
Loop Test MAC Address
Shows unique MAC address for destination of loopback packets
1) Loopback Option Control Set to Hardware (option for Model 1020 only) or Software
2) Loopback State
Set to Local, Remote, or Clear All Loopbacks
3) Swap MAC Address at
Loopback Point?
Set to Yes or No; use to run loopback packets through a switch
4) Recalculate CRC at
Loopback Point?
Set to Yes or No; use to run loopback packets through a switch
4.6.1 Remote Latency/Jitter Test
Use the Remote Latency/Jitter Test report and menu to set up test conditions and view test results for
troubleshooting the L351 and its link partner. To test latency and jitter, follow these steps:
1. From the Diagnostics menu, type 2, Remote Latency/Jitter Test, and press
Latency/Jitter Test screen appears.
2. Type the number for the test parameter option you want to set, type the value, and press
3. Type 8 to start the test or type 9 to end the test.
4. When you finish running the Remote Latency/Jitter test, press
Diagnostics screen.