HP 316095-B21 - StorageWorks Edge Switch 2/24 Service Manual page 76

Diagnostics
1
1 3
1
1 3
1
1 3
Figure 19: Daisy-Chained Ethernet Hubs
1. At the first (top) Ethernet hub, ensure an RJ-45 Ethernet patch cable connects
2. At the middle Ethernet hub, ensure the patch cable from the top hub connects
3. At the bottom Ethernet hub, ensure the patch cable from the middle hub
To check two hubs, use
only).
Was a corrective action performed?
NO
78
4
5
8
9
1 6
1 7
2 0
2 1
4
5
8
9
1 6
1 7
2 0
2 1
4
5
8
9
1 6
1 7
2 0
2 1
to port 24 and the medium-dependent interface (MDI) switch is set to MDI
(in).
to port 12, the patch cable from the bottom hub connects to port 24, and the
MDI switch is set to MDI (in).
connects to port 12 and the MDI switch is set to MDIX (out).
step 2
YES
Go to step 1.
1 2
MI D
MD IX
2 4
1
1
1 2
M ID
M DI X
2 4
1
1 2
M ID
M D IX
2 4
1
and step 3 (middle and bottom hub instructions
Edge Switch 2/24 Service Manual