Raspberry Pi Combat 1: Query their own intranet, external network IP

The complete effect of these 4 battles is: Let the Raspberry Pi send its own IP address to the mailbox automatically by mail.

Combat 2 : http://blog.csdn.net/make_app/article/details/47305179

Combat 3 : http://blog.csdn.net/make_app/article/details/47305337

Combat 4: http://blog.csdn.net/make_app/article/details/47305387

0. System Environment

Raspberry Pi A +, system wheezy

Input uname-a

This is my Linux raspberrypi 3.18.11+ #781 PREEMPT Tue Apr 18:02:18 BST armv6l gnu/linux

1.

Get your own intranet and extranet IP addresses

You can use the ifconfig and grep and cut and curl commands to

As follows:

Ifconfig | grep ' Bcast ' | cut-d b-f 1 >>/home/pi/desktop/ip.log

Curl Http://members.3322.org/dyndns/getip >>/home/pi/desktop/ip.log

The first sentence is to find your own intranet IP

The second sentence is to find your own external network IP

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Raspberry Pi Combat 1: Query their own intranet, external network IP