HP Cisco MDS 9020 Cisco MDS 9000 Family Fabric Manager Configuration Guide - R - Page 1246

SPAN Sources Chapter 60 Monitoring Network Traffic Using SPAN Send documentation comments to [email protected] Figure 60-1 SPAN Transmission SPAN source port Fibre Channel traffic fc3/1 Fibre Channel traffic fc1/2 Cisco MDS 9000 switch Fibre Channel analyzer fc9/1 SD port 85478 SPAN Sources SPAN sources refer to the interfaces from which traffic can be monitored. You can also specify VSAN as a SPAN source, in which case, all supported interfaces in the specified VSAN are included as SPAN sources. You can choose the SPAN traffic in the ingress direction, the egress direction, or both directions for any source interface: • Ingress source (Rx)-Traffic entering the switch fabric through this source interface is spanned or copied to the SD port (see Figure 60-2). Figure 60-2 SPAN Traffic from the Ingress Direction Ingress source port fc1/2 Fibre Channel traffic fc3/1 Cisco MDS 9000 switch fc9/1 SD port Fibre Channel analyzer 85479 • Egress source (Tx)-Traffic exiting the switch fabric through this source interface is spanned or copied to the SD port (see Figure 60-3). 60-2 Cisco MDS 9000 Family Fabric Manager Configuration Guide OL-17256-03, Cisco MDS NX-OS Release 4.x