Cisco Cisco Nexus 5010 Switch

 shows the configuration limits in topologies that include Cisco Nexus 5500 series unified fabric 

switch with Layer 2 switching, Fibre Channel, and FCoE configurations.

 

4.

The default max-limit of IGMP Snooping groups is 4000 but it can be increased to 8000 using the hardware multicast 
snooping group-limit 8000 command.

5.

24 FEXs have been verified in the Layer 2 topology.

6.

24,000 entries are reserved for unicast MAC entries and 3,400 entries are reserved for IGMP groups. 

7.

Routing protocols including BGP/RIP/OSPF.

8.

The unicast v6 routes can be set 8000 using the hardware profile ucast6 max-limit 8000 command.

9.

The multicast routes default of 4000 can be increased to 8000 using the hardware profile multicast max-limit 8000 
command.

10. The maximum LPM entries plus ARP entries plus SVI route entries is 12,000 entries.

Active VLANs/VSANs per switch

4013

4,013 
(31 are reserved for VSANs 
and the remaining are for 
VLANs)

VLAN/VSAN ID space

4013 unreserved space

4013 unreserved space

Logical interfaces

3

32,000

32,000

IGMP snooping groups

8000

8000

Maximum FEXs per switch

9

24

MAC table size

23000

4

 unicast and

4000 multicast

32,000

Number of switchport EtherChannels

8

48—Nexus 5548P and 
Nexus 5548UP switch
96—Nexus 5596UP switch

SPAN Sessions

2 active sessions
32 source VLANs as a 
TX source

4 active sessions
32 source VLANs as a TX 
source

Number of FEX port channels/vPCs (across 
maximum number of FEXs)

288

768

FabricPath VLANs

4000

4000

FabricPath Switch IDs

128

128

FabricPath multicast trees

2

2

Number of FabricPath topologies

2

2

Number of FabricPath core links

2

16