Brocade FCX Series Hardware Installation Guide - Manual (Page 83)

Use the mac-address parameter to remove a specified MAC address from all VLANs. Specify the MAC
address in the following format: HHHH.HHHH.HHHH.
Use the ethernet port-num parameter to remove all MAC addresses for a specified Ethernet port.
Use the vlan number parameter to remove all MAC addresses for a specified VLAN.
Displaying FCX CPU usage
You can display the amount of the FCX CPU in use. To do so, enter the show cpu command at any
level of the CLI:
device# show cpu
31 percent busy, from 3248 sec ago
1 sec avg: 10 percent busy
5 sec avg: 10 percent busy
60 sec avg: 10 percent busy
300 sec avg: 10 percent busy
Syntax: show cpu
Hardware maintenance schedule
FCX switch hardware components require minimal maintenance. Brocade recommends cleaning the
fiber-optic connectors on a fiber-optic port and the connected fiber cable each time you disconnect the
cable.
You can replace the copper and fiber optic modules (SFPs or mini-GBICs).
Replacing a copper or fiber optic module
You can remove an SFP from a slot and replace it with a new one while the FastIron CX is powered on
and running.
This section provides information about the following tasks:
• Removing a copper or fiber optic module
• Installing a new copper or fiber optic module
• Cabling a fiber optic module
Removing a copper or fiber optic module
You can remove a copper or fiber SFP (also called a mini-GBIC) from a slot while the FastIron CX is
powered on and running.
While removing a copper or fiber optic module, be sure to wear an ESD wrist strap with a plug for
connection to the ESD connector on the FastIron CX.
Displaying FCX CPU usage
Brocade FCX Series Hardware Installation Guide 81
53-1003077-01