5520 Series Hardware

5520 Series is a universal hardware product that supports more than one Network Operating System (NOS) personality. For information about NOS personalities, see Fabric Engine User Guide.

Note

Note

Prior to Fabric Engine 8.6, 5520 Series platforms ran VOSS. VOSS support ends for these platforms with VOSS 8.5.x.

Table 1. Switch models

Model part number

Initial release

Supported new feature release

VOSS 8.3

 VOSS 8.4

VOSS 8.4.2

VOSS 8.5

Fabric Engine 8.6
5520-24T

VOSS 8.2.5

Y

Y

Y

Y

Y
5520-24W

VOSS 8.2.5

Y

Y

Y

Y

Y
5520-48T

VOSS 8.2.5

Y

Y

Y

Y

Y
5520-48W

VOSS 8.2.5

Y

Y

Y

Y

Y
5520-12MW-36W

VOSS 8.2.5

Y

Y

Y

Y

Y
5520-24X

VOSS 8.2.5

Y

Y

Y

Y

Y
5520-48SE

VOSS 8.2.5

Y

Y

Y

Y

Y
Note

Note

Ensure the switch runs, at a minimum, the noted initial software release before you install a VIM.

Table 2. Versatile Interface Modules (VIMs)

Model part number

Initial release

Supported new feature release

VOSS 8.3

VOSS 8.4

VOSS 8.4.2

VOSS 8.5

Fabric Engine 8.6
5520-VIM-4X

VOSS 8.2.5

Y

Y

Y

Y

Y
5520-VIM-4XE

VOSS 8.2.5

Y

Y

Y

Y

Y
5520-VIM-4YE

VOSS 8.2.5

Y

Y

Y

Y

Y

Versatile Interface Module Operational Notes

The following table summarizes the operational capabilities of the various VIMs:

Table 3. 5520-VIM Matrix
5520-VIM-4X 5520-VIM-4XE 5520-VIM-4YE

Operational speeds

1Gbps & 10Gbps

1Gbps & 10Gbps

10Gbps & 25Gbps

PHY present

No

Yes

Yes

1000BASE-T & 10GBASE-T

10GBASE-T only

Both

10GBASE-T only

Mixed speeds

1Gbps & 10Gbps

1Gbps & 10Gbps

Mixed speeds not supported

1G Auto-negotiation

Disabled

Disabled

Disabled

10G Auto-negotiation

Disabled

Disabled

Disabled

25G Auto-negotiation

Enabled for DAC

Disabled for Fiber

FEC

Not supported

Not supported

Auto-FEC enabled for DAC and Fiber

MACsec

Not supported

128/256 bit

128/256 bit

Operational Notes for VIM Transceivers

The IEEE 802.3by requirement for 25 Gb is that any transceiver or DAC 3 meters or longer, requires the use of forward error correction (FEC).

If you use an unsupported 25 Gb transceiver, you might experience CRC or link flap errors.

9037344-00 Rev AC