IBM 4002-Y2A, Installation And User Manual

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Cable specifications for CX4 stacking ports: The following cable specifications
apply to the CX4 stacking ports:
v
Support for 802.3ak or 10 Gbps Ethernet CX4 standard and 16 Gbps inter-unit
stacking (up to 8 units in a stack)
v Support for cables up to 3 meters in length
v
Requires latch-style receptacle or SFF-8470 plug
Note: 4002-Y2A and 4002-Y4A devices can inter-operate in a stack with the
4002-Y2B and 4002-Y4B devices by installing and configuring the optional 10
GbE modules on each device. See “Connecting devices in a stack” on page
19 and the
FastIron Configuration Guide for additional information.
Port, system, and power status LEDs for the 4002-Y2B and
4002-Y4B
The 4002-Y2B and 4002-Y4B switches include a display panel for key system and
port indicators that simplifies installation and network troubleshooting. The LEDs,
which are located on the front panel for easy viewing, are shown below and
described in the following tables.
1
RJ45 port status LEDs
2
SFP port status LEDs
Table 8. Port status LEDs
LED Condition Status
Ethernet (1~24/48)
Link or Activity or
Speed On/Flashing Green The port has established a valid link at 1000 Mbps. Flashing
indicates the port is transmitting and receiving user packets.
On/Flashing Amber The port has established a valid link at 10 or 100 Mbps. Flashing
indicates the port is transmitting and receiving user packets.
Off A link is not established with a remote port.
HPoE (1~24/48) On Green The port is providing HPoE power to a connected device.
Off The port is not providing HPoE power.
SFP (1F~4F) Link or
Activity On/Flashing Green The SFP port has established a valid link. Flashing indicates the
port is transmitting and receiving user packets.
Off A link is not established with a remote port.
SFP (1F~4F) Speed On Green The SFP port is operating at 1000 Mbps.
On Amber The SFP port is operating at 100 Mbps.
Off A link is not established with a remote port.
Slot 3
1 2 1
nety014
Figure 10. Port status LEDs
8
Ethernet y-series Installation and User Guide: Installation and User Guide