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# Transport and Networking Requirements

## Transport and Networking requirements

#### Non-Conflicting IP Space Allocation for the DGXC Cluster

**Purpose:**\
Ensure DGXC GPU clusters deployed in NCP can access the NVIDIA DGXC/CorpIT network directly via routing exchange.  DGXC Cluster IP address must be non-conflicting with existing NVIDIA private IP space.

| Req ID    | Test Details [(Legend)](/dsx/guides/nvidia-requirements-for-ai-clouds/appendix#test-legend) | Requirement Area                                         | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| :-------- | :------------------------------------------------------------------------------------------ | :------------------------------------------------------- | :------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **NET03** | add                                                                                         | Non-Conflicting IP Space Allocation for the DGXC Cluster | **Bring Your Own IP (BYOIP):** NCP shall support the ability for NVIDIA to bring and allocate its own IP private address space for DGXC GPU clusters. **Stable IP**: NCP shall provide a possibility to create static IP allocations that persist across instance restarts and re-creations. That includes floating IP allocations. **DoD space:** NCP shall support allocation and use of the 7.0.0.0/8 IPv4 address space for DGXC GPU cluster deployments. This IP space shall be considered equivalent to RFC1918 addresses  **Routing Support:** NCP must support advertising and routing of BYOIP prefixes within the NCP environment and across interconnects (Private Cloud Interconnect, IPSec, etc.) |

#### Connection to NVIDIA CorpIT Network

**Purpose:**\
Provide connection from DGXC GPU clusters within NCP to NVIDIA CorpIT for internal Command & Control and admin access.

| Req ID    | Test Details [(Legend)](/dsx/guides/nvidia-requirements-for-ai-clouds/appendix#test-legend) | Requirement Area                    | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| :-------- | :------------------------------------------------------------------------------------------ | :---------------------------------- | :----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **NET04** | INFO                                                                                        | Connection to NVIDIA CorpIT Network | **Bandwidth**: Low bandwidth (Up to 10Gbps).  **Transport**: Private Cloud interconnect + VIF + BGP (preferred for better performance/security). DGXC will establish connectivity to NCP through a mutually agreed Point of Presence (POP) using Private Cloud Interconnect, functionally equivalent to AWS Direct Connect, GCP Dedicated Interconnect, Azure ExpressRoute, and OCI FastConnect. Connectivity will be provisioned with a Virtual Interface (VIF) and routing established via BGP. The interconnect will be used to exchange private IP space (RFC1918, as well as 7.0.0.0/8) between DGXC and NCP. |

![Corporate network connectivity diagram](https://files.buildwithfern.com/nvidia-dsx.docs.buildwithfern.com/dsx/f7c0cc15381877a22fcbe4dc2dded2539c58ee6c05df545776eed9743b8158ba/_dot_dot_/docs/guides/nvidia-requirements-for-ai-clouds/assets/images/nrac-corpnet-connectivity.png)

Figure: Private Cloud interconnect + VIF + BGP for CorpIT access

#### Connection to DGXC Storage

**Purpose:**\
Enable high-bandwidth, end to end MACsec-encrypted (fail-closed) access between the DGXC GPU clusters within NCP and NVIDIA DGXC on-premises object storage for large-scale data movement.

| Req ID    | Test Details [(Legend)](/dsx/guides/nvidia-requirements-for-ai-clouds/appendix#test-legend) | Requirement Area           | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
| :-------- | :------------------------------------------------------------------------------------------ | :------------------------- | :-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **NET05** | INFO                                                                                        | Connection to DGXC Storage | **Transport**:  Private Cloud interconnect + VIF + BGP (preferred for better performance/security). DGXC will establish connectivity to NCP through a mutually agreed Point of Presence (POP) using Private Cloud Interconnect, functionally equivalent to AWS Direct Connect, GCP Dedicated Interconnect, Azure ExpressRoute, and OCI FastConnect. Connectivity will be provisioned with a Virtual Interface (VIF) and routing established via BGP. The interconnect will be used to exchange private IP space (RFC1918, as well as 7.0.0.0/8) between DGXC and NCP. |

![Storage connectivity diagram](https://files.buildwithfern.com/nvidia-dsx.docs.buildwithfern.com/dsx/0ae3ceb7c80145110ad0ddbb6be39edbfac7656e71b2f4e5f704531ffb818737/_dot_dot_/docs/guides/nvidia-requirements-for-ai-clouds/assets/images/nrac-storage-connectivity.png)

#### Cluster Local Internet Access

**Purpose:**\
Provide general Internet access from DGXC GPU clusters within NCP to Internet, including NVIDIA DGXC hosted services on third-party public cloud services.

| Req ID    | Test Details [(Legend)](/dsx/guides/nvidia-requirements-for-ai-clouds/appendix#test-legend) | Requirement Area              | Description                                                                                                                                                                                                                                                                                                                                                    |
| :-------- | :------------------------------------------------------------------------------------------ | :---------------------------- | :------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **NET06** | INFO                                                                                        | Cluster Local Internet Access | **Cluster Internet access:**  Egress NAT IPs should be a static pool dedicated to only Nvidia Cluster/Tenancy/VPC. These persistent IP addresses must be used exclusively for DGXC traffic and shall not be shared with or carry traffic from other NCP tenants. **Availability:** Must support redundant upstream paths to ensure connectivity under failure. |

![Internet access diagram](https://files.buildwithfern.com/nvidia-dsx.docs.buildwithfern.com/dsx/fe2c6e47ad263a74800e5784cd8fa37a60cf0628416d6a043c09947ad9c78571/_dot_dot_/docs/guides/nvidia-requirements-for-ai-clouds/assets/images/nrac-internet-access.png)\
Figure: Public internet for DGXC hosted Services access