---
title: "OVHcloud Connect - Technical capabilities and limitations"
description: "- The number of client-side MAC addresses is limited to 512 per port"
url: https://docs.us.ovhcloud.com/en/network/ovhcloud-connect/technical-capabilities-limitations
lang: en
---
> For AI agents: the complete documentation index is available at https://docs.us.ovhcloud.com/en/llms.txt, the full documentation bundle is available at https://docs.us.ovhcloud.com/en/llms-full.txt.

# OVHcloud Connect - Technical capabilities and limitations

## Instructions

### Link capabilities

- 1000Base-LX/LH for 1Gb
- 10GBase-LR for 10Gb
- 100GBase-LR4 for 100Gb
- Jumbo frame up to 9000 bytes
- Auto-negotiation not supported

 

### Technical limitations

#### Layer 2 mode

- The number of client-side MAC addresses is limited to 512 per port
- The maximum bandwidth is 10Gb per port

 

#### Layer 3 mode

- Each EntryPoint/POP supports only one BGP session (no eBGP Multihop)
- Each EndPoint/DC supports up to 4 BGP peers
- Up to 100 prefixes can be announced per BGP session

 

### Unsupported features

#### Layer 2 mode

- 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

- IPv6
- Any QoS mechanism
- 802.1q tag
- Multi-VRF
- eBGP Multi-Hop
- iBGP
- Static routing in EntryPoint/PoP

 

### Known issues

| Description                     | Detail                                                                                 | Cause                           | Workaround                  | Affected sites |
| ------------------------------- | -------------------------------------------------------------------------------------- | ------------------------------- | --------------------------- | -------------- |
| DC routes not propagated to PoP | When using AS65501, routes announced using BGP in vRack are not propagated to PoP      | OVHcloud internal configuration | Do not use AS65501          | ALL            |
| Light received but port is down | Device fails to change interface status to UP despite optical levels on RX are correct | Autonegotiation is configured   | Unconfigure autonegotiation | ALL PoPs       |

 

## Go further

Browse all the [OVHcloud Connect guides](https://docs.us.ovhcloud.com/en/network/ovhcloud-connect/landing-page-ovhcloud-connect.md).

Browse the rest of the [OVHcloud US documentation](https://docs.us.ovhcloud.com/en/index.md) for guides on our other products and services.

Learn more about [OVHcloud Connect](https://us.ovhcloud.com/network/ovhcloud-connect/) on the OVHcloud US website.

If you need training or technical assistance to implement our solutions, contact your sales representative or click on [this link](https://us.ovhcloud.com/professional-services/) to get a quote and ask our Professional Services experts for a custom analysis of your project.