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Update 09-GMAC.md #188

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13 changes: 7 additions & 6 deletions zh/k3_buildroot/device/peripheral_driver/09-GMAC.md
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Original file line number Diff line number Diff line change
Expand Up @@ -112,23 +112,24 @@ iperf3 -s -B 192.168.0.1
# deb1 B shell: set interface IP to 192.168.0.2
ifconfig end0 192.168.0.2 netmask 255.255.255.0
```
**Step2：** `deb1 B` 启动 iperf3 客户端

**Step2：** 基于 TCP 协议单向打流
**测试项1：** 基于 TCP 协议单向打流
```bash
# deb1 B shell: test TCP TX throughput
iperf3 -c 192.168.0.1 -B 192.168.0.2 -t 60
# deb1 B shell: test TCP RX throughput
iperf3 -c 192.168.0.1 -B 192.168.0.2 -t 60 -R
```

**Step3：** 基于 TCP 协议双向打流
**测试项2：** 基于 TCP 协议双向打流

```bash
# deb1 B shell: test TCP full-duplex throughput
iperf3 -c 192.168.0.1 -B 192.168.0.2 -t 100 --bidir
```

**Step4：** 基于 UDP 协议单向打流
**测试项3：** 基于 UDP 协议单向打流

```bash
# deb1 B shell: test UDP TX throughput
Expand All @@ -137,7 +138,7 @@ iperf3 -c 192.168.0.1 -B 192.168.0.2 -u -b 1000M -t 60
iperf3 -c 192.168.0.1 -B 192.168.0.2 -u -b 1000M -t 60 -R
```

**Step5：** 基于 UDP 协议双向打流
**测试项4：** 基于 UDP 协议双向打流
```bash
# deb1 B shell: test UDP full-duplex throughput
iperf3 -c 192.168.0.1 -B 192.168.0.2 -u -b 1000M -t 60 --bidir
Expand All @@ -151,15 +152,15 @@ iperf3 -c 192.168.0.1 -B 192.168.0.2 -u -b 1000M -t 60 --bidir

**环境要求：** `deb1 A`、`deb1 B` 需安装 linuxptp

**Step1：** 基于 L2 以太网帧进行时间同步
**测试项1：** 基于 L2 以太网帧进行时间同步
```bash
# deb1 A shell: start PTP master over L2 Ethernet frames
ptp4l -i end0 -2 -H -m
# deb1 B shell: start PTP slave over L2 Ethernet frames
ptp4l -i end0 -2 -H -m -s
```

**Step2：** 基于 UDP/IPv4 进行时间同步
**测试项2：** 基于 UDP/IPv4 进行时间同步
```bash
# deb1 A shell: set interface IP to 192.168.0.1
ifconfig end0 192.168.0.1 netmask 255.255.255.0
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