今天下午调试一下午程序,最后才发现.系统的ip命令捣鬼,先把测试结果贴出来,哪位能解惑.,请客咯(@bj):电脑
1. 第一种情况:
# ifconfig et.h1 1.1.2.2 netmask 255.255.2.55.0教育
# ip addr ls dev eth1 .投资
12: et..h.1: <BROADCAST,MULTICAST,PROMISC,UP>; mtu 1500 qdisc pfifo_fast qlen 100.
lin.k/e.ther 00:c0:4c:39:08:51 brd ff:ff:ff:ff:ff:ff.
i.net 1.1.2.2/24. brd 1.255.255.255 scope global eth1[成人用品]
# ip addr add d.ev eth1 1.1.2..8/32 杀毒
#. ip addr ls dev eth1 .
12: eth1: <BROADCAST,M.ULTICAST.,PROMISC.,UP>; mtu 1500 qdisc pfifo_fast qlen 100 外汇
. link/ether 00:c0:4c:39:08:.51 brd ff:ff:ff:ff:ff:ff投资
inet 1.1..2.2/2.4 brd 1.255.255.255 scope global eth1.
inet 1.1.2.8/3.2 scope global. eth1电影
#到这儿还是想要的结果.
# ifconfig eth1 1.1.2.3 netmas.k 255.255.25.5.0 婚庆
# ip addr l.s dev eth1 . 女人
12: eth1: <BR.OADCAS.T,MULTICAST,PRO.MISC,UP>; mtu 1500 qdisc pfifo_fast qlen 100.
.link/ether 00:c0:4c:39:08:5.1 brd ff:ff:ff:ff:ff:ff.
inet 1.1.2.3/8. brd 1.255.25.5.255 scope global eth1 乙肝
ine.t 1.1.2.8/24 sc.ope global eth1.
#.既然指.定了 1.1.2.3的mask为24,为什么是8呢??????.
# ifconfig eth1 1..1.2.3 ne.tmask 255.255.255.0.
# ip addr ls dev eth1 . . [成人用品]
12: eth1: <BROADCAST,MULTICAST,PROMISC,UP>; mtu 15.00 qdisc pfi.fo_fast qlen. 100.
link/ether 0..0:c0:4c:39:08:51 brd ff:ff:ff:ff:ff:ff.
inet 1.1.2.8/24 scope. .global eth1 电子
inet. 1..1.2.3/24 brd 1.255.255.255 scope global secondary eth1 鲜花
#为什么两个IP的掩码都为24呢 ????.电脑
# ifco.nfig eth1 1.1.2.3 netm.ask 255.255.255.0.
# ip add.r ls dev .eth1 汽车
12: eth1: <BROADCAST,MULT.ICAST.,PROMISC,UP>; mtu 1500 qdisc pfifo_fast qlen .100--- 印刷
li.nk/ether 00:c0:4c:39:08:51 brd ff:ff:ff:ff:.ff:ff教育
inet 1.1.2.3./24 brd 1.255.255.255 scope global eth.1 婚庆
#为.什么把我的那个1.1.2.8 IP丢掉了???.? 婚庆
2.第.二种情况,只是后来加入的时候 netma.sk 参数直接写在了ip(/24)后面. 电子
# ifconfi.g eth1 1.1.2.2 n.etmask 255.255.255.0 美容
# ip addr ls d.ev eth1 . 杀毒
1.2: eth1: <BROADCAST,.MULTICAST,PROMISC,UP>; mtu 1500 qdisc pfif.o_fast qlen 100.
. link/ether 00:c0:4c:39:08:51 brd ff.:ff:ff:ff:ff:ff虚拟主机
inet 1.1.2.2/24 brd 1.255.255..255 scope g.lobal eth1--- 印刷
# ip addr add dev e.th1 1.1..2.8/32.
# ip addr .ls dev eth1 . .
12: eth1: <BROADCAST,MULTICAST,PROMISC,UP>; mtu .1500 qdisc pfif.o._fast qlen 100<性病>
link/ether 00:c0:4c:39:08:51 brd f.f:ff:ff:ff:ff.:ff<性病>
inet 1.1.2.2/24 brd 1.255.2.55.255 sc.ope global eth1 健康
inet 1.1..2.8/32 scope global. eth1.
#. ifconfig et.h1 1.1.2.3/24.
# ip addr ls dev e.t.h1 健康
12: eth1: <B.R.OADCAST,MULTICAST,PR.OMISC,UP>; mtu 1500 qdisc pfifo_fast qlen 100 汽车
lin.k/ether 00:c0:4c:39:08:51 brd ff:ff:ff:ff:.ff:ff投资
inet 1..1.2.8/32 sco.pe global eth1 建材
inet 1.1.2.3/8 brd 1..255.255..255 scope global eth1.
# ifconf.ig .eth1 1.1.2.3/24.
# ip addr ls dev e.th1. 电子
1.2: eth1: <BROADCAST,MULTICAS.T,PROMISC,UP>;. mtu 1500 qdisc pfifo_fast qlen 100 电子
link/ether 00:c0:4c:39:08:51 b.rd ff:ff:ff:ff:ff:.ff 鲜花
.inet 1.1.2.3/8 brd 1.255.255..255 scope global eth1投资
inet. 1.1.2.8/24 scop.e global eth1.
# if.confi.g eth1 1.1.2.3/24.
# ip addr l.s .dev eth1 健康
12: eth1: <BROADCAST,MULTICAST,PR..OMISC,UP>; mtu 1500 qdisc pfifo_fast qlen 100. 婚庆
link/ether 00:c0:4c:39:08:51 brd ff.:ff:ff:.ff:ff:ff.
i.net 1.1.2.3/8 brd 1.255.255..255 scope global eth1--------------彩票
# ifconfig eth.1 1.1.2.3./24外贸
# .ip add.r ls dev eth1 健康
12: et.h1: <BROADCAST,MULTICAST,PROMISC,UP>; mtu. 1500 qdisc pfifo._fast qlen 100服务器
link/eth.er 00:c0:4c:39:08:51 brd ff:ff.:ff:ff:ff:ff 女人
inet 1.1.2.3/24 br.d 1.255.255.255 scope global et.h1 外汇
难道这是.IP(ifconfig)命令的bug? 外贸
rh7.2 内核2.4.24