# 网络 · 日跟踪 · 2026-09-15

> 日期：2026-09-15（Asia/Shanghai）。专题正文：`intel/topics/network.md`。原料：`/workspace/intel/archive/2026-09-15/`；对照 2026-09-14 日跟踪。

## 摘要

- **本日无公开战略级 SDN / HCI 网络新品通稿。**
- **续档 · OpenShift NetworkPolicy「意图→验证」：** OVN-Kubernetes 默认 DNS 5353、hostNetwork 豁免等运维坑——零信任验证方法论，非新产品 SKU（本日 redhat/ 再抓）。
- **续档 · OpenShift × NVIDIA BlueField GA：** Friday Five 再入档；线速加速/硅级安全（**厂商自称**）。
- **轻再抓 · VCF 9.1.1 EVPN：** transit gateway↔leaf 直连 VXLAN、NAT/LB/DHCP relay 进 EVPN VXLAN 分布式模式——属 VCF 小版本网络增强，非独立 SDN 发布会（`vmware/`）。
- **不抬升：** neocloud 文中 RDMA/GPUDirect/NVLink 为训练/推理互联背景，非 HCI 南北向产品通稿。

## 原文摘录

### NetworkPolicy 验证 · 续

- 归档：`redhat/closing-the-loop-from-network-policy-intent-to-verified-reality-8cdace83.txt`  
  > … declaring intent is not the same as verifying that it works as intended.  
  > … on OpenShift with OVN-Kubernetes by default: DNS uses port 5353, not 53… hostNetwork pods are exempt from NetworkPolicies entirely.

### BlueField GA · 续

- `redhat/friday-five-september-11-2026-8ba4fd39.txt`  
  > … general availability support for NVIDIA BlueField—delivering line-rate acceleration, in-silicon security…（**厂商自称**）

### VCF 9.1.1 EVPN · 轻

- `vmware/announcing-general-availability-of-vmware-cloud-foundation-9-1-1-50c4dfb3.txt`  
  > … optimized datapath between VCF transit gateways and the physical fabric for East-West traffic. Direct VXLAN tunnels between the transit gateway and leaf switches…  
  > … NAT, NSX Load Balancing, AVI Load Balancing, and DHCP relay are now available for the EVPN VXLAN distributed connectivity mode.

## 检索范围

- `archive/2026-09-15/redhat/`、`vmware/`、`industry/`；对照 2026-09-14 network