Guidelines And Limitations For M2/M2Xl Series Modules - Cisco Nexus 7000 Series Configuration Manual

Configuring SPAN
• Traditional SPAN sessions support traffic from the F Series and M Series modules. Extended SPAN
• Beginning with Cisco NX-OS Release 5.2, you can configure the Cisco Nexus 2000 Series Fabric
• If a port channel is the SPAN destination interface for SPAN traffic that is sourced from a Cisco Nexus
• MTU truncation and the SPAN rate limit are not supported on M1 Series modules.
• SPAN sampling is not supported on M Series modules.
• Multicast best effort mode applies only to M1 Series modules.
• Extended SPAN sessions cannot source incoming traffic on M1 Series modules in either the ingress or
• Traditional SPAN sessions support traffic from the F Series and M Series modules. Extended SPAN
• M1 Series modules and Supervisor 1 do not support rule-based SPAN. They support only VLAN filtering.
• M1 and M2 Series modules support exception SPAN only in the nonadministration VDC, and at least

Guidelines and Limitations for M2/M2XL Series Modules

• Beginning with Cisco NX-OS Release 5.2, you can configure the Cisco Nexus 2000 Series Fabric
• For certain rate limit and packet size values on F Series modules, M2 Series modules, and Supervisor
• SPAN sampling is not supported on M Series modules.
sessions support traffic only from the F Series and M2 Series modules.
Extender (FEX) interfaces and the fabric port channels that are connected to the Cisco Nexus 2000 Series
Fabric Extender as SPAN sources. However, you cannot configure them as SPAN destinations.
Note SPAN on Fabric Extender interfaces and fabric port channels is supported on the M1
Series and M2 Series modules. SPAN runs on the Cisco Nexus 7000 Series device, not
on the Fabric Extender.
7000 M1 Series module, only a single member interface will receive copied source packets. The same
limitation does not apply to SPAN traffic sourced from all other Cisco Nexus series modules, including
the Cisco Nexus 7000 M1-XL Series modules.
egress direction.
sessions support traffic only from the F Series and M2 Series modules.
one interface of the module must be present for the VDC.
Extender (FEX) interfaces and the fabric port channels that are connected to the Cisco Nexus 2000 Series
Fabric Extender as SPAN sources. However, you cannot configure them as SPAN destinations.
SPAN on Fabric Extender interfaces and fabric port channels is supported on the M1
Note
Series and M2 Series modules. SPAN runs on the Cisco Nexus 7000 Series device, not
on the Fabric Extender.
2, the SPAN packet rate is less than the configured value because of the internal accounting of packet
sizes and internal headers.
Guidelines and Limitations for M2/M2XL Series Modules
Cisco Nexus 7000 Series NX-OS System Management Configuration Guide
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