HP 279720-B21 ProLiant BL p-Class GbE Interconnect Switch Menu-driven Interfac - Page 49
Configuring Port Mirroring - target
UPC - 613326400081
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Configuring the GbE Interconnect Switch using the Menu-driven Interface 3. After making your changes, highlight APPLY. 4. Press the Enter key. IMPORTANT: To save the configuration settings permanently, you must enter them into NVRAM using the Save Changes option on the main menu. Refer to the "Saving Changes" section earlier in this chapter. Configuring Port Mirroring The GbE Interconnect Switch allows you to copy frames transmitted and received on a port (source) and redirect the copies to another port (target). You can attach a monitoring device to the mirrored (target) port, such as a sniffer or an RMON probe, to view details about the packets passing through the source port. This setting is useful for network monitoring and troubleshooting purposes. The following configuration rules apply to any port mirroring configuration: • A target mirror port cannot be configured as a trunk member. • VLAN configuration settings for any ports configured for mirroring cannot be changed. • The source and target ports should be members of the same VAN. The direction of traffic on the source port can be one of the following: • Ingress traffic (received packets) on the source port • Egress traffic (transmitted packets) on the source port • Ingress and egress traffic on the source port . IMPORTANT: You cannot mirror a fast port onto a slower port. For example, if you try to mirror the traffic from a 1000-Mb/s port onto a 100-Mb/s port, you can cause throughput problems. The port from which you are copying frames must support an equal or lower speed than the port to which you are sending the copies. Also, the target port cannot be a member of a trunk group. HP ProLiant BL p-Class GbE Interconnect Switch Menu-driven Interface Reference Guide HP CONFIDENTIAL Codename: DeLorean Part Number: 322605-001 Last Saved On: 2/3/03 1:22 PM 2-39