Sandbox::https://github.com/faif/system-code/blob/master/net

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#!/bin/sh

# network information about a host

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License

# along with this program. If not, see <http://www.gnu.org/licenses/>.

domain=`hostname -f` || exit 1

ip=`ip add | grep inet | grep brd | tr -s " " | cut -d" " -f3` || exit 1

iface=`lspci | grep Net | cut -d: -f3 | sed 's/^ *//'` || exit 1

printf "hostname\t${domain}\n"

printf "ip address\t${ip}\t\n"

printf "net. adapter\t${iface}\t\n"