标题:Centos/Linux下如何查看网关地址/Gateway地址 出处:向东博客 专注WEB应用 构架之美 --- 构架之美,在于尽态极妍 | 应用之美,在于药到病除 时间:Thu, 22 Mar 2018 00:01:29 +0000 作者:jackxiang 地址:http://jackxiang.com/post/9680/ 内容: Linux下查看网关的命令还是很多的,不过如果IP是DHCP获取,那么有些命令是不适用的,当然也有通用的查询网关命令. 配置网关: vi /etc/sysconfig/network 加入: GATEWAY=192.168.0.1 完整的如下: NETWORKING=yes HOSTNAME=localhost.localdomain GATEWAY=192.168.0.1 1.ifconfig -a 和 cat /etc/resolv.conf (主要查看ip/netmask和dns) 2.netstat -rn 3.cat /etc/sysconfig/network 4.cat /etc/sysconfig/network-scripts/ifcfg-eth0 5.traceroute 第一行就是自己的网关 6.ip route show 7.route -n 以上几个是比较常用的查询网关的命令。下面是范例: [root@www.ctohome.com]# netstat -rn Kernel IP routing table Destination Gateway Genmask Flags MSS Window irtt Iface 184.82.152.96 0.0.0.0 255.255.255.248 U 0 0 0 eth0 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth0 0.0.0.0 184.82.152.97 0.0.0.0 UG 0 0 0 eth0 [root@www.ctohome.com]# cat /etc/sysconfig/network-scripts/ifcfg-eth0 # Intel Corporation 82567V-2 Gigabit Network Connection DEVICE=eth0 BOOTPROTO=none HWADDR=00:1c:c0:f8:a1:ac ONBOOT=yes NETMASK=255.255.255.248 IPADDR=184.82.152.98 GATEWAY=184.82.152.97 TYPE=Ethernet [root@www.ctohome.com]# ip route show 184.82.152.96/29 dev eth0 proto kernel scope link src 184.82.152.98 169.254.0.0/16 dev eth0 scope link default via 184.82.152.97 dev eth0 [root@www.ctohome.com]# route -n Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 184.82.152.96 0.0.0.0 255.255.255.248 U 0 0 0 eth0 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth0 0.0.0.0 184.82.152.97 0.0.0.0 UG 0 0 0 eth0 [root@www.ctohome.com]# ifconfig -a eth0 Link encap:Ethernet HWaddr 00:1C:C0:F8:A1:AC inet addr:184.82.152.98 Bcast:184.82.152.103 Mask:255.255.255.248 来自:http://www.360doc.com/content/14/0610/18/203871_385471759.shtml Generated by Jackxiang's Bo-blog 2.1.1 Release