Cisco Nexus 1000V System Management Configuration Guide, Release 4.2(1) SV1(4)

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Updated:: January 31, 2011

Chapter: Configuration Limits

Configuration Limits

Table 14-1 Configuration Limits for Cisco Nexus 1000V
Component	Supported Limit
Maximum Modules	66
Virtual Ethernet (VEM)	64
Virtual Supervisor (VSM)	2
Data Center per VSM	1
Active VLANs across all VEMs	2048 (2K)
MACs per VEM	16000 (16K)
MACs per VLAN per VEM	4000 (4K)
vEthernet interfaces per port profile - static binding type	1024 (1K)
PVLAN	512
vCenter Server connections	1 per VSM ¹
Characters per port-profile attribute	255
Distributed Virtual Switches (DVS) per vCenter	12
	Per DVS	Per Host
Virtual Service Domains (VSDs)	64	6
VSD interfaces	2048	214
vEthernet interfaces	2K	216
Port profiles	2048	—
System port profiles	32	32
Port channels	256	8
Physical NICs/trunks	512	32
vEthernet trunks	256	8
ACLs	128	16²
ACEs per ACL	128	16²
ACL Interfaces	2048	256
NetFlow policies	32	8
NetFlow interfaces	256	32
SPAN/ERSPAN sessions	64	64
QoS policy maps	128	16
QoS class maps	1024	128
QoS interfaces	2048	256
Port security	2000	216
MultiCast groups	512	512

¹Only one connection to vCenter Server is permitted at a time.

²This number can be exceeded if VEM has available memory.

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