[Linux] net-tools vs iproute CLI

RHEL6 / 7에서 주로 사용하는 네트워크 관련 Net-tools CLI와 IP Route CLI

 

 

Linux - Network CLI

 

1. IP Query 사용 방법
ip addr (or ip a)
ip addr show dev eth0
ip link (링크 상태만)
ip link show dev eth0
ip -s link (인터페이스별 Tx/Rx/Error/Drop 표시)
ip maddr (multicast 주소 표시)


2. ip 명령어 사용방법에 대한 help 방법
ip help
ip addr help
ip link help


3. IP 설정, 삭제, 설정 방법
ip addr add 192.168.1.1/24 dev eth0
ip addr del 192.168.1.1/24 dev eth0
ip link set eth0 up
ip link set eth0 down
ip link set dev eth0 mtu 9000
ip link set eth0 promiscon


4. route 설정 방법
ip route add default via 192.168.1.1 dev eth0
ip route add 192.168.1.0/24 via 192.168.1.1
ip route add 192.168.1.0/24 dev eth0

ip route delete 192.168.1.0/24 via 192.168.1.1


5. ARP query 방법
arping -I eth1 60.30.152.1

[결과]
ARPING 60.30.152.1 from 60.30.152.5 eth1
Unicast reply from 60.30.152.1 [AC:F2:C5:24:81:46]  1.448ms