你好，
Jetson AGX orin， JetPack 5.1.4, 配置的rgmii网卡， 现在启动后可以正常加载eth0，使用命令ifconfig eth0 down,之后，再用 sudo ifconfig eth0 up不起来报错，
root@nvidia-desktop:/home/nvidia# ip link set eth0 up
[ 9939.741995] nvethernet 2310000.ethernet: [poll_check][42][type:0x4][loga-0x0] poll_check: timeout
[ 9939.742265] net eth0: failed to poll MAC Software reset
RTNETLINK answers: Operation not permitted
root@nvidia-desktop:/home/nvidia# ifconfig eth0 up
[10047.979333] nvethernet 2310000.ethernet: [poll_check][42][type:0x4][loga-0x0] poll_check: timeout
[10047.979622] net eth0: failed to poll MAC Software reset
SIOCSIFFLAGS: Operation not permitted
rgmii配置
