IP Unicast

Table 1. IP Unicast Maximums

Attribute

Product

Maximum number supported

IP interfaces (IPv4 or IPv6 or IPv4+IPv6)

5320 Series

248

See IP Interface Maximums for 5320 Series.

5420 Series

248

See IP Interface Maximums for 5420 Series.

5520 Series

500

See IP Interface Maximums for 5520 Series.

5720 Series

1,000

See IP Interface Maximums for 5720 Series.

7520 Series

1,000

See IP Interface Maximums for 7520 Series

7720 Series

1,000

See IP Interface Maximums for 7720 Series

VRRP interfaces (IPv4 or IPv6)

5320 Series

48-port models: 124

16- and 24-port models: 64

See IP Interface Maximums for 5320 Series.

5420 Series

124

See IP Interface Maximums for 5420 Series.

5520 Series

252

See IP Interface Maximums for 5520 Series.

5720 Series

500

See IP Interface Maximums for 5720 Series.

7520 Series

500

See IP Interface Maximums for 7520 Series

7720 Series

500

See IP Interface Maximums for 7720 Series

Routed Split Multi-Link Trunking (RSMLT) interfaces (IPv4 or IPv6 or IPv4+IPv6)

5320 Series

n/a

5420 Series

124

See IP Interface Maximums for 5420 Series.

5520 Series

499

See IP Interface Maximums for 5520 Series.

5720 Series

500

See IP Interface Maximums for 5720 Series.

7520 Series

500

See IP Interface Maximums for 7520 Series

7720 Series

500

See IP Interface Maximums for 7720 Series

VRRP interfaces with fast timers (200ms) - IPv4/IPv6

5320 Series

24

5420 Series

24

5520 Series

24

5720 Series

24

See IP Interface Maximums for 5720 Series.

7520 Series

24

See IP Interface Maximums for 7520 Series

7720 Series

24

See IP Interface Maximums for 7720 Series

ECMP groups/paths per group

5320 Series

48-port models: 64/8

16- and 24-port models:32/8

5420 Series

64/8

5520 Series

256/8

5720 Series

2,048/8

7520 Series

1,000/8

7720 Series

1,000/8

OSPF v2/v3 interfaces

5320 Series

48-port models: 50

16- and 24-port models: 1

5420 Series

50

5520 Series

100

5720 Series

65

7520 Series

65

7720 Series

65

OSPF v2/v3 neighbors (adjacencies) 

5320 Series

50

5420 Series

50

5520 Series

100

5720 Series

500

7520 Series

500

7720 Series

500

OSPF areas 

5320 Series

48-port models: 12

16- and 24-port models: 4

5420 Series

12 for the switch

5520 Series

12 for each VRF

80 for the switch

5720 Series

12 for each VRF

80 for the switch

7520 Series

12 for each VRF

80 for the switch

7720 Series

12 for each VRF

80 for the switch

IPv4 ARP table

5320 Series

48-port models: 15,000

16- and 24-port models: 8,000

5420 Series

5420F Series models: 15,000

5420M Series models: 24,000

5520 Series

16,000

5720 Series

5720MW Series models: 24,000

5720MXW Series models: 64,000

7520 Series

40,000 with SPB

7720 Series

40,000 with SPB

IPv4 CLIP interfaces

5320 Series

64

5420 Series

64

5520 Series

64

5720 Series

64

7520 Series

64

7720 Series

64

IPv4 RIP interfaces

5320 Series

50

5420 Series

50

5520 Series

100

5720 Series

200

7520 Series

200

7720 Series

200

IPv4 BGP peers

5320 Series

8

5420 Series

8

5520 Series

16

5720 Series

256

7520 Series

256

7720 Series

256

IPv4 VRFs with iBGP

5320 Series

48-port models: 8

16- and 24-port models: 1

5420 Series

8

5520 Series

16

5720 Series

16

7520 Series

16

7720 Series

16

IPv4/IPv6 VRF instances

For additional information, see VRF Scaling.

5320 Series

48-port models: 64

16- and 24-port models: 1

See IP Interface Maximums for 5320 Series.

5420 Series

64

See IP Interface Maximums for 5420 Series.

5520 Series

256 including mgmt VRF and GRT

See IP Interface Maximums for 5520 Series.

5720 Series

256

See IP Interface Maximums for 5720 Series.

7520 Series

256

See IP Interface Maximums for 7520 Series

7720 Series

256

See IP Interface Maximums for 7720 Series

IPv4 static ARP entries

5320 Series

48-port models: 1,000 per VRF/5,000 per switch

16- and 24-port models: 1,000 per switch

5420 Series

1,000 per VRF

5,000 per switch

5520 Series

2,000 for each VRF

10,000 for the switch

5720 Series

2,000 for each VRF

10,000 for the switch

7520 Series

2,000 for each VRF

10,000 for the switch

7720 Series

2,000 for each VRF

10,000 for the switch

IPv4 static routes

5320 Series

48-port models: 500 per VRF/2,500 per switch

16- and 24-port models: 500 per switch

5420 Series

500 per VRF

2500 per switch

5520 Series

1,000 for each VRF

5,000 for the switch

5720 Series

1,000 for each VRF

5,000 for the switch

7520 Series

1,000 for each VRF

5,000 for the switch

7720 Series

1,000 for each VRF

5,000 for the switch

IPv4 route policies

5320 Series

48-port models: 50 per VRF/500 per switch

16- and 24-port models: 500 per switch

5420 Series

50 per VRF

500 per switch

5520 Series

500 for each VRF

5,000 for the switch

5720 Series

500 for each VRF

5,000 for the switch

7520 Series

500 for each VRF

5,000 for the switch

7720 Series

500 for each VRF

5,000 for the switch

IPv4 UDP forwarding entries

5320 Series

128

5420 Series

128

5520 Series

256

5720 Series

512

7520 Series

1,024

7720 Series

1,024

IPv4 DHCP Relay forwarding entries

5320 Series

248

5420 Series

248

5520 Series

512

5720 Series

2,048

7520 Series

2,048

7720 Series

2,048

IPv6 DHCP Snoop entries in Source Binding Table

5320 Series

48-port models: 513

16- and 24-port models: 512

5420 Series

512

5520 Series

1,024

5720 Series

1,024

7520 Series

1,024

7720 Series

1,024

IPv6 Neighbor table

5320 Series

8,000

5420 Series

5420F Series models: 8,000

5420M Series models: 16,000

5520 Series

16,000

5720 Series

5720MW Series models: 24,000

5720MXW Series models: 32,000

7520 Series

32,000

7720 Series

32,000

IPv6 static entries in Source Binding Table

5320 Series

48-port models: 65 per VRF/ 256 per switch

16- and 24-port models: 256 per switch

5420 Series

64 per VRF

256 per system

5520 Series

128 per VRF

512 per system

5720 Series

256

7520 Series

256

7720 Series

256

IPv6 static neighbor records

5320 Series

48-port models: 64 per VRF/256 per switch

16- and 24-port models: 256 per switch

5420 Series

64 per VRF

256 per switch

5520 Series

128 per VRF

512 per system

5720 Series

128 per VRF

512 per system

7520 Series

128 per VRF

512 per system

7720 Series

128 per VRF

512 per system

IPv6 CLIP interfaces

5320 Series

64

5420 Series

64

5520 Series

64

5720 Series

64

7520 Series

64

7720 Series

64

IPv6 static routes

5320 Series

48-port models: 501

16- and 24-port models: 500

5420 Series

500

5520 Series

1,000

5720 Series

1,000

7520 Series

1,000

7720 Series

1,000

IPv6 6in4 configured tunnels

5320 Series

32

5420 Series

32

5520 Series

64

5720 Series

64

7520 Series

64

7720 Series

64

IPv6 DHCP Relay forwarding

5320 Series

248

5420 Series

248

5520 Series

256 per switch

10 per VRF

5720 Series

512 per switch

10 per VRF

7520 Series

512 per switch

7720 Series

512 per switch

IPv6 BGP peers

5320 Series

8

5420 Series

8

5520 Series

16

Up to 8,000 IPv6 prefixes for BGPv6 peering

5720 Series

256

7520 Series

256

7720 Series

256

IPv6 VRFs with iBGP

5320 Series

48-port models: 8

16- and 24-port models: 1

5420 Series

8

5520 Series

16

5720 Series

16

7520 Series

16

7720 Series

16

BFD VRF instances

5320 Series

48-port models: 16

16- and 24- port models: 1

5420 Series

16

5520 Series

16

5720 Series

16

7520 Series

16

7720 Series

16

BFD sessions per switch (IPv4/IPv6) with default values

5320 Series

48-port models: 16

16- and 24- port models: 1

5420 Series

16

5520 Series

16

5720 Series

16

7520 Series

16

7720 Series

16

BFD sessions per switch (IPv4) with 750ms timers for BGP and static routes only

5320 Series

48-port models: 16

16- and 24- port models: 1

5420 Series

16

5520 Series

16

5720 Series

16

7520 Series

50

7720 Series

50

BFD sessions with Fabric Extend tunnels (IPv4)

5320 Series

48-port models: 16

16- and 24- port models: 1

5420 Series

16

5520 Series

16

5720 Series

16

7520 Series

16

7720 Series

16