Scalability IP Address VLAN and Routing Maximum Values

The following table lists the switch scalability values for the areas of VLANs, ACLs, hardware, ARP, and routing.

Subject

Maximum

IPv4 ACLs

total named (extended or standard)

Up to 2048 (minus any IPv4 numeric standard or extended ACL assignments and any RADIUS-assigned ACLs)1

total numbered standard

Up to 99

total numbered extended

Up to 1001

total ACEs in all IPv4 ACLs

Up to 30721

Layer-3

VLANs with at least one IP Address

512

IP addresses per system

2048 IPv4

2048 IPv6

IP addresses per VLAN

32

Static routes (IPv4 and IPv6 combined)

256

IPv4 host hardware table

72 K (8K internal, 64K external)

IPv4 BMP hardware table

2 K

ARP

ARP entries

25,000

Packets held for ARP resolution

25

Dynamic Routing

Total routes supported

IPv4 only: 10,000 (including ARP)

IPv4 and IPv6: 10 K (IPv4) and 3 K

(IPv6)

IPv6 only: 5 K

IPv4 Routing Protocol

RIP interfaces

128

IPv6 Routing Protocol

DHCPv6 Helper Addresses

32 unique addresses; multiple instances of same address counts as 1 towards maximum