Shulou(Shulou.com)06/01 Report--

Ifconfig: network interface configuration command

Command syntax:

Ifconfig: displays all active interface information

Ifconfig [interface]: displays the specified interface information

Example: ifconfig eth0

Ifconfig [interface] [up | down]: temporarily starts or shuts down the specified network interface

Example: ifconfig eth0 down

Ifup eth0:1

Ifdown

Ifconfig [interface] [ipaddr] netmask [mask]: temporarily configure ip address

Example: ifconfig eth0:0 192.168.10.1 netmask 255.255.255.0

Ifconfig eth2 192.168.100.1/24

Route: routing table management command

Command syntax:

Route: displaying routing information

-n: address in numeric format

Route add: adding routing information

-host: destination host rout

Example: route add-host 10.0.0.5 gw 192.168.0.1

-net: destination network rout

Example: route add-net 172.0.0.0Plus 24 gw 192.168.1.1

Route add-net 0.0.0.0 gw 10.0.0.1

Route add default gw 10.0.0.1

Route del: deleting routing information

-host: destination host rout

Example: route del-host 10.0.0.1

-net: destination network rout

Example: route del-net 172.0.0.0According to 24

Netstat: view the network and related information

-t: display tcp information

-u: displays udp information

-p: displays process information

-l: displays monitoring information

-n: do not parse the host name

-a: show all information

-e: display extended information

-m: displays socket-related memory usage information

-o state: only connections in the specified state are displayed, and filter criteria can be specified

Example: netstat-anpu

Ping: a Network testing tool based on ICMP Protocol

Command syntax:

Ping [destination]:

-c: number of messages

Example: ping-c 1 192.168.1.1

-W: timeout for waiting for a response message

Example: ping-W 1 10.0.0.1

Traceroute: tracks all gateways through which network packets reach the target host, depending on the traceroute package

Command syntax:

Traceroute [destination]:

Example: traceroute www.baidu.com

Mtr: network diagnostic tool, similar to traceroute, dependent on mtr software package

Command syntax:

Mtr [destination]:

Example: mtr www.baidu.com

Nslookup: the resolution correspondence between domain name and IP, depending on bind-utils software package

Command syntax:

Nslookup [destination]

Example: nslookup www.baidu.com

Nslookup 220.181.112.244

Hostname: displays or configures the system hostname

Command syntax:

Hostname: displays the host name of the host

Hostname [hostname]: change the native hostname

Example: hostname princepar.blog.51cto.com

Ethtool: displays attribute information for network interface devices

Command syntax

Ethtool [devname]:

Example: ethtool eth0

Ethtool-S [devname]: data information for statistical device interfaces

Example: ethtool-S eth0

Can be used with the watch command: watch "ethtool-S eth0"

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