MTU、qdisc、state和qlen这些参数共同决定了网络接口的性能和表现。合理的MTU设置可以减少数据包的分片和重传,提高传输效率;适当的qdisc选择可以优化数据包的发送顺序和优先级,确保重要数据包的及时传输;网络接口处于启用状态是进行网络通信的前提;而合适的发送队列长度则可以平衡传输效率和系统资源占用。因此,在配置网络接口时,需要综合考虑这些参数...
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 这里的mtu 1500就是eth0接口的MTU值。 方法三:使用netstat命令 代码语言:txt 复制 netstat -in 这个命令会列出所有网络接口及其状态,包括MTU值。例如: ...
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 link/...
valid_lft forever preferred_lft forever 2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000 link/ether 00:0c:29:15:8c:06 brd ff:ff:ff:ff:ff:ff inet 192.168.16.129/24 brd 192.168.16.255 scope global noprefixroute dynamic ens33 valid_...
2: enp0s3: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 link/ether 08:00:27:3a:29:5e brd ff:ff:ff:ff:ff:ff 1. 2. 3. 回显的信息中有 PROMISC ,表示已经打开网卡的混杂模式。注意,重启机器后,混杂模式又会变成关闭状态...
$ sudo apt install bridge-utils 怎样在 Debian Linux 上设置网桥你需要编辑 /etc/network...在 Debian Linux 配置网桥的过程如下:步骤 1 - 找出你的物理接口使用 ip 命令: $ ip -f inet a s 示例输出如下: 2: eno1: mtu 1500 qdisc pfifo_fast state UP group default qlen 1000 inet 192.168.2.23/...
$ ip link show 1: lo: mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: eth0: mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 link/ether 00:50:56:84:42:7c brd ff:ff:ff:ff:ff...
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000 3: wg0: <POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1420 qdisc noqueue state UNKNOWN group default...
2: enp0s3: mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 link/ether 08:00:27:c6:39:8f brd ff:ff:ff:ff:ff:ff “` 以上是ip link show命令的输出截图。我们可以看到enp0s3这个网卡的MTU值为1500,这是默认值。
$ ip link1:lo:<LOOPBACK,UP,LOWER_UP>mtu65536qdisc noqueue stateUNKNOWNmodeDEFAULTgroupdefaultqlen1link/loopback00:00:00:00:00:00brd00:00:00:00:00:002:ens3:<BROADCAST,MULTICAST,UP,LOWER_UP>mtu1450qdisc pfifo_fast stateUPmodeDEFAULTgroupdefaultqlen1000link/ether fa:16:3e:71:09:f5 brd ff...