Configuration manual

E-Series ExaScale Debugging and Diagnostics | 1239
Figure 63-2. ExaScale line card to SFM loopback test walkthrough
Line card on-board TSF3
The line card on-board TSF3 loopback test is run when the line card boots up.The state of the SFMs do not
matter. This test helps to ensure the sanity of the line card. While the test is running, the line card TSF3 is
in loopback mode.
Refer to Figure 63-3 for a graphic representation of the packet walk. These packets are sent whenever a
line card boots up. The line card on-board TSF3 test packet sent:
1. from the line card CPU (LC-CPU) to the
2. LC-Switch to the
3. iFPTM to the
4. On-board TSF3 to the
Line card-RPM Party Bus links
Line card-SFM links
Line card to SFM Packet Walk
Line card CPU (LC-CPU) to
Line card switch to
iFPTM to
TSF3 to SFM
SFM to TSF3
TSF3 to eFPTM
eFPTM to linecard switch
Backplane
CAM
iFPTM
eFPTM
LC-Switch
P
I
C
CPU
Line card
T
S
F
3
SFM5 SFM6 SFM7 SFM8 SFM9 SFM0 SFM1 SFM2 SFM3 SFM4
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F
3
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F
3
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3
T
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3
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3
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3
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3
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3
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SFMs