Environment Requirements

Unless otherwise specified, all the configurations and operations described in this document are the same on openEuler 20.03 and CentOS 7.6.

Table 1 lists the hardware requirements.

**Table 1** Hardware requirements
Item	Description
CPU	Kunpeng 920 processor
NIC	DPDK support

Table 2 lists the openEuler requirements.

**Table 2** openEuler requirements
Item	Version	How to Obtain
openEuler	20.03-LTS	https://repo.huaweicloud.com/openeuler/openEuler-20.03-LTS/ISO/aarch64/
Kernel	4.19.90	Included in the OS image.

Table 3 lists the CentOS requirements.

**Table 3** CentOS requirements
Item	Version	How to Obtain
CentOS	7.6	https://mirrors.huaweicloud.com/centos-vault/altarch/7.6.1810/isos/aarch64
Kernel	4.14.0	Included in the OS image.

**Table 4** OVS flow table normalization software
Software Name	Package Name	Release Type	How to Obtain
OVS flow table normalization installation package	xpf-1.0.0-1.aarch64.rpm	Closed source	Contact Huawei technical support.
OVS flow table normalization development package	xpf-devel-1.0.0-1.aarch64.rpm	Closed source	Contact Huawei technical support.
OVS flow table normalization patch package	xpf-1.0.0-1.aarch64-patch.zip	Closed source	Contact Huawei technical support.

Obtain the software verification tool.
- Method 1: Huawei Enterprise website
  Download address: https://support.huawei.com/enterprise/en/tool/pgp-verify-TL1000000054
- Method 2: Huawei Carrier website
  Download address: https://support.huawei.com/carrier/digitalSignatureAction
Verify the software package integrity based on the OpenPGP Signature Verification Guide obtained in 1.

Parent topic: OVS Flow Table Normalization