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Intelligent Computing LINGJUN:Lingjun Network Limits

Last Updated:Jun 22, 2026

PAI Lingjun AI Computing Service imposes limits on certain resources. You can request higher quotas for some of these limits.

Important

Note: This document applies only to node instance types that require configuring Lingjun connection instances when creating a cluster.

Lingjun Network

Limitation

Limitations

How to Increase Quota

Number of Lingjun CIDR blocks that a single account can create in the same region

Default: 8.

For more information, see Manage Lingjun Quota.

Number of Lingjun subnets that can be created in a single Lingjun CIDR block

Default: 16.

For more information, see Manage Lingjun Quota.

Number of Lingjun network interface controllers (NICs) in a single Lingjun subnet

4000

None

Number of Lingjun network interface controllers (NICs) in a single Lingjun CIDR block

4000

None

Supported CIDR blocks for Lingjun CIDR blocks and subnets

Custom address ranges are supported, except for 100.64.0.0/10, 224.0.0.0/4, 127.0.0.0/8, 169.254.0.0/16, and their subnets.

None

Number of secondary private CIDR blocks that can be configured within a single Lingjun CIDR block

Default: 3.

For more information, see Manage Lingjun Quota.

Number of Lingjun connection instances that a single account can create in the same region

Default: 4.

For more information, see Manage Lingjun Quota.

Number of IPv4 route entries learned by a single Lingjun connection instance from the public cloud

Default: 50.

None

Number of IPv6 route entries learned by a single Lingjun connection instance from the public cloud

Default: 25.

None

Number of Lingjun Hub instances that a single account can create in the same region

Default: 4.

For more information, see Manage Lingjun Quota.

Number of Lingjun Hub instances that a single Lingjun CIDR block supports connecting to

Default: 1.

For more information, see Manage Lingjun Quota.

Number of Lingjun Hub instances that a single Lingjun connection instance supports connecting to

1

None

Number of Lingjun connection instances that a single Lingjun Hub instance supports connecting to

Default: 5.

For more information, see Manage Lingjun Quota.

Total number of Lingjun NICs across all Lingjun CIDR blocks in the same region that a single Lingjun Hub instance supports

4000

None

Number of routing policy entries that a single Lingjun Hub supports configuring

Default: 100.

None

Number of secondary private IPs supported by a single Lingjun network interface controller (NIC)

Default: 3.

For more information, see Manage Lingjun Quota.

Maximum bandwidth per stream for Lingjun connection instances

1/4 of the total bandwidth.

None