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Cisco UCS 6100 and 6200 Series Configuration Limits for Cisco UCS Manager, Release 2.1

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Configuration Limits

Configuration Limits

The following tables list the Cisco verified limits for Cisco UCS 6100 and 6200 series fabric interconnects running Cisco UCS Manager release 2.1(x).


Note


For additional VMware ESX configuration information, see the Cisco VM-FEX Best Practices for VMware ESX Environment Deployment Guide available at the following URL: http:/​/​www.cisco.com/​en/​US/​solutions/​collateral/​ns340/​ns517/​ns224/​ns944/​vm_​fex_​best_​practices_​deployment_​guide_​ns1124_​Networking_​Solutions_​White_​Paper.html


Ethernet Environment Configuration Limits

Feature Cisco UCS 6100 Series Cisco UCS 6200 Series

Active VLANs per Cisco UCS domain

982

This is the combined total of VLANs and VSANs that can be configured on each fabric interconnect. Of that total, no more than 32 can be VSANs.

982

This is the combined total of VLANs and VSANs that can be configured on each fabric interconnect. Of that total, no more than 32 can be VSANs.

VLAN/VSAN ID space per Cisco UCS domain

4013 unreserved space

4013 unreserved space

STP logical Interfaces (also referred to as VLAN port count) per fabric interconnect
Note   

The only exception is for failover vNICs. These consume resources on a per Cisco UCS domain basis.

14000

64000 (with VLAN Port Count Optimization enabled)

VIFs (virtual interfaces) per fabric interconnect that map through VM-FEX to a vNIC or VM itself
Note   

The only exception is for failover vNICs. These consume resources on a per Cisco UCS domain basis.

2000

2000

IGMP groups per Cisco UCS domain

1000

1000

Uplink port channels per fabric interconnect

12

12

Member interfaces per port channel

8

8

Primary VLANs per Cisco UCS domain

Note   

Private VLANs count towards the total number of VLANs.

30

30

Secondary VLANs per Cisco UCS domain

30

30

QOS system classes per Cisco UCS domain

6 (including the class default)

6 (including the class default)

VIC Environment Configuration Limits

Static Virtual NICs per Host

Cisco UCS 6100 Series and Cisco UCS 6200 Series
OS vNICs vHBAs Max Combination of vNICs and vHBAs

Win 2008 SP2 and R2 SP1

20

16

12 Enics and 8 Fnics

Win 2012

20

16

12 Enics and 8 Fnics

RHEL 5.7—6.4

32

16

24 Enics and 8 Fnics

ESX 4.1U2—ESX 5.1

26

26

18 Enics and 8 Fnics

Xenserver 6.1

32

16

24 Enics and 8 Fnics

Oracle UEK 2.6.39—200

18

6

18 Enics and 6 Fnics

SUSE 11.2

32

16

24 Enics and 8 Fnics

Dynamic Virtual NIC

Cisco UCS 6100 Series and Cisco UCS 6200 Series
Max vNICs for Emulated Mode Max vNICs for Hypervisor Bypass Mode

OS

Half Width Blade (1 VIC)

Full Width Blade (2 VIC)

Half Width Blade (1 VIC)

Full Width Blade (2 VIC)

ESXi 4.0—4.1

56 vNIC

56 vNIC

N/A

N/A

ESXi 5.0—5.1

114 vNICs and 2 vHBAs

114 vNICs and 2 vHBAs

114 vNICs and 2 vHBAs

114 vNICs and 2 vHBAs

Window 2012 (SR-IOV)

114 vNICs and 2 vHBAs

223 vNICs with 4 vHBAs

114 vNICs and 2 vHBAs

223 vNICs with 4 vHBAs

KVM 6.1—6.3 (SR-IOV)

114 vNICs and 2 vHBAs

223 vNICs with 4 vHBAs

114 vNICs and 2 vHBAs

223 vNICs with 4 vHBAs

Fibre Channel Environment Configuration Limits

Feature Cisco UCS 6100 Series Cisco UCS 6200 Series

VSANs

32

Note   

This is the combined total of VLANs and VSANs that can be configured on each fabric interconnect. Of that total, no more than 32 can be VSANs.

32

Note   

A combined total of 982 VLANs and VSANs can be configured on each fabric interconnect.

Zones

  • Per VSAN—8000
  • Across all VSANS—8000
Note   

If you implement Cisco UCS Manager-based zoning, the maximum number of targets per service profile is 64.

  • Per VSAN—8000
  • Across all VSANS—8000
Note   

If you implement Cisco UCS Manager-based zoning, the maximum number of targets per service profile is 64.

Native FC links

Native 4G links:

  • 6120—8
  • 6140—16

Native 8G links:

  • 6120—6
  • 6140—12

6248—Up to 48

6296—Up to 96

Virtual Fibre Channel interfaces per fabric interconnect

160

160

Virtual Fibre Channel interfaces per blade

16

16

Flogis per Fibre Channel module

256

256

Maximum number of SAN port channels

4

4

Maximum port channel members per port channel

16

16

Port channel mode in NPV

Active

Active

Port channel mode in FC switching

On

On

VM-FEX Environment Configuration Limits

  Cisco UCS 6100 Series Cisco UCS 6200 Series
Hypervisor Manager DVS Hypervisor Manager DVS

ESX/ESXi

1 vCenter per Cisco UCS domain

1 DVS per vCenter

1 vCenter per Cisco UCS domain

4 DVS per vCenter

Hyper-V

1 MMC Instance

5 DVS per Cisco UCS domain

1 MMC Instance

5 DVS per Cisco UCS domain

KVM

N/A

1 DVS per Cisco UCS domain

N/A

1 DVS per Cisco UCS domain

Port profiles per Cisco UCS domain

512

512

Dynamic ports per port profile

4096

4096

Dynamic ports per DVS

4096

4096

General Network Configuration Limits

Feature Cisco UCS 6100 Series Cisco UCS 6200 Series

Unicast MAC addresses per fabric interconnect

13800 entries

20000 entries

Multicast MAC addresses per fabric interconnect

6000

7000

Secured interfaces per Cisco UCS domain

1000

1000 out of the 2000 VIFs can be port-secured.

1000

1000 out of the 2000 VIFs can be port-secured.

Secured MAC addresses per Cisco UCS domain

2000

MAC addresses secured using the port-security feature.

2000

MAC addresses secured using the port-security feature.

Maximum MTU

9000

9000

1G ports

6120—First 8 fixed ports

6140—First 16 fixed ports

6248—Up to 48

6296—Up to 96

IP storage appliances per fabric interconnect

2

2

SPAN active sessions per fabric interconnect

2

2

General Management Configuration Limits

Feature Cisco UCS 6100 Series Cisco UCS 6200 Series

Chassis per Cisco UCS domain

20

20

Maximum combined number of blade and rack servers per Cisco UCS domain

160

160

Maximum number of 2232PP Fabric Extenders per Cisco UCS domain

20 (10 per fabric interconnect)

20 (10 per fabric interconnect)

Local user accounts per Cisco UCS domain

48

48

Concurrent logins per user account

64

This total includes a maximum of 32 concurrent GUI logins and 32 concurrent CLI logins per user account.

This value is the same for both local and remote user accounts.

64

This total includes a maximum of 32 concurrent GUI logins and 32 concurrent CLI logins per user account.

This value is the same for both local and remote user accounts.

Active KVM sessions per individual CIMC

4

4

Concurrent CLI logins per Cisco UCS Manager

32

32

Concurrent GUI logins per Cisco UCS Manager

256

256

Number of LDAP groups per Cisco UCS Manager

28

28

 

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