---
title: "'OVHcloud Connect - Prerequisites & Limitations'"
description: "'Review the requirements and current limitations before ordering OVHcloud Connect'"
url: https://docs.ovhcloud.com/it/guides/network/ovhcloud-connect/limits
lang: it
lastUpdated: 2026-06-16
---
# OVHcloud Connect - Prerequisites & Limitations

## Objective

Before ordering OVHcloud Connect, review the requirements below to ensure your environment is ready. Also be aware of the current limitations to plan your implementation effectively.

## General

### Requirements

- A valid **OVHcloud account** with billing set up.
- Sufficient permissions to manage network services (Network / vRack).
- A **vRack** service provisioned (or ready to be created) to associate with OVHcloud Connect.
- You (or your network team) should be familiar with basic IP networking (subnets, routing), BGP concepts, VLAN configuration

:::tip
**Tip:** If you are not comfortable with BGP or network configuration, consider working with a managed service provider or engaging OVHcloud Professional Services.
:::

### Limits

- An OVHcloud Connect service can be associated to one vRack only.
- Maximum number of OVHcloud Connect services per PoP and per vRack: 16.
- Maximum MTU (Jumbo frame): up to 9000 bytes

## OVHcloud Connect Direct

### Requirements

#### Administrative requirements

- Access to a **co-location facility** where OVHcloud has a PoP (see [PoP Locations & Regions](/it/guides/network/ovhcloud-connect/pop-locations-regions.md)).
- Ability to order a **cross-connect** inside the data centre (or arrange one through the facility operator).

#### Technical requirements

- Your equipment interface should be supported (refer to below table).

| Bandwidth | Interface Type |
| --------- | -------------- |
| 1 Gb      | 1000Base-LX/LH |
| 10 Gb     | 10GBase-LR     |
| 100 Gb    | 100GBase-LR4   |

- Auto-negotiation shall be disabled (not supported).

### Limits

#### Layer 2 mode

- The number of client-side MAC addresses is limited to 512 per port.

- The maximum bandwidth is 10Gb per port.

- Only one OVHcloud Connect Direct Layer 2 can be attached per vRack.
  - This mode does not support redundant PoP architectures.
  - You may deploy redundant links in the same PoP by enabling LACP.

- The following features are not supported:
  - 802.1p CoS-based
  - DCBX and related protocols (802.1Qbb, 802.1Qaz, 802.1Qau)
  - TRILL, SPF and FabricPath
  - FCoE
  - Spanning Tree
  - IGMP and Multicast
  - EtherChannel, PaGP for aggregation

#### Layer 3 mode

For OVHcloud Connect Direct Layer 3, see the [Layer 3 section](#id-l3) below.

## OVHcloud Connect Provider

### Requirements

- A contract with a **supported provider** (see [Providers](/it/guides/network/ovhcloud-connect/providers.md)).
- The provider must have a presence at your chosen OVHcloud PoP.

### Limits

#### Layer 3 mode

OVHcloud Connect Provider is always a Layer 3 network service. See the [Layer 3 section](#id-l3) below.

##[](#)Layer 3 mode
### Limits

- Maximum one BGP session between your equipment and the OVHcloud Point of Presence router (no eBGP Multihop). More details in the [Configure OCC L3 with BGP](/it/guides/network/ovhcloud-connect/l3-bgp.md).

- Each Availability Zone supports up to 4 BGP peers. More details in the [Set up your vRack network](/it/guides/network/ovhcloud-connect/vrack-network-setup.md).

- Up to 100 prefixes can be announced per BGP session.

- The following features are not supported:
  - IPv6
  - Any QoS mechanism
  - 802.1q tag
  - Multi-VRF
  - eBGP Multi-Hop
  - iBGP
  - Static routing in PoP configuration

## What's next?

- Jump to the [Quick Start: Direct Connection](/it/guides/network/ovhcloud-connect/occ-direct-control-panel-setup.md) or [Quick Start: Provider Connection](/it/guides/network/ovhcloud-connect/occ-provider-control-panel-setup.md)

## Go further

For training or technical assistance implementing our solutions, contact your sales representative or visit our [Professional Services](https://www.ovhcloud.com/it/professional-services/) page to request a quote and have your project analyzed by our experts.

Join our [community of users](https://community.ovhcloud.com/).