发现pppoe服务器信息

apt-get install pppoe

root@MHS-SER-01-N1:~# pppoe-discovery
Access-Concentrator: YN-KM-56J-MSE-4.MAN.NE40E-3
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AC-Ethernet-Address: 70:79:90:b8:c7:ce
root@MHS-SER-01-N1:~# pppoe-discovery
Access-Concentrator: YN-KM-56J-MSE-4.MAN.NE40E-3
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AC-Ethernet-Address: 70:79:90:b8:c7:ce