Cisco Cisco MDS 9000 NX-OS Software Release 5.0

S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m

Cisco MDS 9000 Family NX-OS Configuration Guide

Cisco MDS NX-OS Release 5.0(x)

Cisco MDS NX-OS Release 5.0(x)
Configuration Limits

Revised: January 2012, Cisco MDS NX-OS Release 5.0(x)

The features supported by Cisco MDS NX-OS have maximum configuration limits. Some of the features
have configuration limits less than the maximum limits. The following table lists the known feature
configuration limits for Release 5.0(x) and lists the maximum configuration limits for the features.

Feature

Verified Configuration Limit
for Release NX-OS 5.0(x)

Maximum Configuration Limit

VSANs

80 VSANs per physical fabric 4000 VSANs per physical fabric

Switches in a single MDS physical
fabric or VSAN

60 switches per fabric (75
switches per fabric

)

239 switches

PortChannels and member ports in
PortChannels

For MDS 91xx switches, 16
PortChannels with 16
members ports in all
PortChannels (you can have
16 PortChannels, each with 1
member, or 1 PortChannel
with 16 members).

For MDS 95xx switches, 256
PortChannels, 16 members
maximum in a single port
channel.

For MDS 91xx switches, 16
PortChannels with 16 members
ports in all PortChannels (you
can have 16 PortChannels, each
with 1 member, or 1 PortChannel
with 16 members).

For MDS 95xx switches, 256
PortChannels, 16 members
maximum in a single port
channel.

Switches in multivendor switch
fabric

32 switches per VSAN

239 switches

SSH

61 sessions

64 sessions

Domains per VSAN

60 domains per VSAN (75
domains per VSAN

)

239 domains

FCNS entries per fabric

10 K per fabric

Device alias

8 K per fabric

20 K per fabric