How to check the network bandwidth egress size by CentOS

This article will explain in detail how to check the network bandwidth exit size of CentOS. The editor thinks it is very practical, so I share it with you as a reference. I hope you can get something after reading this article.

When checking the maintenance system, you often want to see how big the server's network port is, so you need to use a command from Linux.

How can I see how big the network bandwidth exit of CentOS is? You can view it with the following command.

# ethtool eth0

The command is followed by the device name. If the network device connected to the outside is eth2, it needs to be changed to: ethtool eth0

[root@localhost ~] # ethtool eth0

Settings for eth0:

Supported ports: [TP]

Supported link modes: 10baseT/Half 10baseT/Full

100baseT/Half 100baseT/Full

1000baseT/Full

Supported pause frame use: No

Supports auto-negotiation: Yes

Advertised link modes: 10baseT/Half 10baseT/Full

100baseT/Half 100baseT/Full

1000baseT/Full

Advertised pause frame use: No

Advertised auto-negotiation: Yes

Speed: 1000Mb/s

Duplex: Full

Port: Twisted Pair

PHYAD: 0

Transceiver: internal

Auto-negotiation: on

MDI-X: Unknown

Supports Wake-on: d

Wake-on: d

Current message level: 0x00000007 (7)

Drv probe link

Link detected: yes

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