[原创] JunOS的入门实验基本连通性和静态路由

原创 JunOS的入门实验基本连通性和静态路由 原创JunOS的入门实验-基本连通性和静态路由按照论坛的帖子，下载了撒加的junos11.1，虚拟机添加了4个网络，都是customs（v0）拓扑是lo2.2.2.2|lo-R1-R2-R3-lo1.1.1.112.0.0.0/2423.0.0.0/243.3.3.3实验目标:让R1,R2,R3的5个网段全部互联1.1.1.02.2.2.03.3.3.012.0.0.023.0.0.0进入系统，输入cli进入命令行，首先show configuration发现好干净，连密码都没有设置，为了能够mit，于是先设置密码，密码好像不能纯字母rootconfigureeditroot#set systemroot-authentication plain-text-password Newpassword:Retype newpassword:editroot#mit mitplete然后rootshow configuration#Last mit:xx-12-2815:02:34UTC byroot version11.1R1.14;systemroot-authenticationencrypted-password$1$uYHboD/W$MLbxIUgzD1IaFKLOLiNBb1;#SECRET-DATAsysloguser*any emergency;file messagesany notice;authorization info;file interactive-mandsinteractive-mands any;开始配置网络接口root#set interfacesem1vlan-tagging root#set interfacesem2vlan-tagging root#set interfacesem3vlan-tagging我也不明白这是做什么。 很郁闷设置R1editroot#edit logical-systems R1root#set interfacesem1unit12vlan-id12edit logical-systems R1root#edit logical-systems R1root#set interfacesem1unit12family iaddress12.0.0.1/24root#set interfaceslo0.1family iaddress1.1.1.1/24edit logical-systems R1root#edit logical-systems R1R1设置完毕，开始设置R2root#upedit logical-systemsroot#edit R2edit logical-systems R2root#set interfacesem2unit12vlan-id12edit logical-systems R2root#edit logical-systems R2root#set interfacesem2unit12family iaddress12.0.0.2/24edit logical-systems R2root#set interfaceslo0.2family iaddress2.2.2.2/24edit logical-systems R2root#set interfacesem2unit23vlan-id23edit logical-systems R2root#set interfacesem2unit23family iaddress23.0.0.2/24edit logical-systems R2root#设置R3edit logical-systems R2root#exitedit logical-systemsroot#edit logical-systemsroot#edit R3root#set interfacesem3unit23vlan-id23edit logical-systems R3root#set interfacesem3unit23family iaddress23.0.0.3/24edit logical-systems R3root#set interfaceslo0.3family iaddress3.3.3.3/24edit logical-systems R3root#topeditroot#mit checkconfiguration checksueedsedit提交root#mit mitplete测试基本连通性editroot#exit Exitingconfiguration moderootrootping1.1.1.1logical-system R1PING1.1.1.1(1.1.1.1):56data bytes64bytes from1.1.1.1:icmp_seq=0ttl=64time=5.998ms64bytes from1.1.1.1:icmp_seq=1ttl=64time=0.344msC-1.1.1.1ping statistics-2packets transmitted,2packets received,0%packet lossround-trip min/avg/max/stddev=0.344/3.171/5.998/2.827ms rootrootping12.0.0.2logical-system R1PING12.0.0.2(12.0.0.2):56data bytes64bytes from12.0.0.2:icmp_seq=0ttl=64time=10.918ms64bytes from12.0.0.2:icmp_seq=1ttl=64time=1.135msC-12.0.0.2ping statistics-2packets transmitted,2packets received,0%packet lossround-trip min/avg/max/stddev=1.135/6.026/10.918/4.891ms rootrootping12.0.0.1logical-system R2PING12.0.0.1(12.0.0.1):56data bytes64bytes from12.0.0.1:icmp_seq=0ttl=64time=1.563msC-12.0.0.1ping statistics-1packets transmitted,1packets received,0%packet lossround-trip min/avg/max/stddev=1.563/1.563/1.563/0.000ms rootrootping23.0.0.3logical-system R2PING23.0.0.3(23.0.0.3):56data bytes64bytes from23.0.0.3:icmp_seq=0ttl=64time=4.027ms64bytes from23.0.0.3:icmp_seq=1ttl=64time=0.705msC-23.0.0.3ping statistics-2packets transmitted,2packets received,0%packet lossround-trip min/avg/max/stddev=0.705/2.366/4.027/1.661ms rootrootping3.3.3.3logical-system R3PING3.3.3.3(3.3.3.3):56data bytes64bytes from3.3.3.3:icmp_seq=0ttl=64time=0.107msC-3.3.3.3ping statistics-1packets transmitted,1packets received,0%packet lossround-trip min/avg/max/stddev=0.107/0.107/0.107/0.000ms rootrootping2.2.2.2logical-system R2PING2.2.2.2(2.2.2.2):56data bytes64bytes from2.2.2.2:icmp_seq=0ttl=64time=0.769msC-2.2.2.2ping statistics-1packets transmitted,1packets received,0%packet lossround-trip min/avg/max/stddev=0.769/0.769/0.769/0.000ms root基本联通性都正常了，但是不同网段时间仍不能联通，所以需要配置路由，由于是先刚接触，所以配置静态路由了rootconfigure Enteringconfiguration modeeditroot#editroot#edit logical-systems R1edit logical-systems R1root#edit logical-systems R1root#set routing-options staticroute23.0.0.0/24next-hop12.0.0.2root#set routing-options staticroute2.2.2.0/24next-hop12.0.0.2root#set routing-options staticroute3.3.3.0/24next-hop12.0.0.2edit logical-systems R1root#edit logical-systems R1root#upedit logical-systemsroot#edit logical-systemsroot#edit R2edit logical-systems R2root#edit logical-systems R2root#set routing-options staticroute1.1.1.0/24next-hop12.0.0.1edit logical-systems R2root#edit logical-systems R2root#set routing-options staticroute3.3.3.0/24next-hop23.0.0.3edit logical-systems R2root#edit logical-systems R2root#upedit logical-systemsroot#edit logical-systemsroot#edit R3edit logical-systems R3root#edit logical-systems R3root#set routing-options staticroute1.1.1.0/24next-hop12.0.0.1edit logical-systems R3root#edit logical-systems R3root#set routing-options staticroute2.2.2.0/24next-hop12.0.0.2edit logical-systems R3root#edit logical-systems R3root#set routing-options staticroute12.0.0.0/24next-hop23.0.0.2edit logical-systems R3root#edit logical-systems R3root#千万不要忘记miteditroot#mit mitplete测试一下editroot#exit Exitingconfiguration moderootrootping2.2.2.2logical-system R1PING2.2.2.2(2.2.2.2):56data bytes64bytes from2.2.2.2:icmp_seq=0ttl=64time=1.424ms64bytes from2.2.2.2:icmp_seq=1ttl=64time=1.289msC-2.2.2.2ping statistics-2packets transmitted,2packets received,0%packet lossround-trip min/avg/max/stddev=1.289/1.357/1.424/0.067ms rootrootping23.0.0.3logical-system R1PING23.0.0.3(23.0.0.3):56data bytes64bytes from23.0.0.3:icmp_seq=0ttl=63time=3.132ms64bytes from23.0.0.3:icmp_seq=1ttl=63time=1.906msC-23.0.0.3ping statistics-2packets transmitted,2packets received,0%packet lossround-trip min/avg/max/stddev=1.906/2.519/3.132/0.613ms rootrootping3.3.3.3logical-system R1PING3.3.3.3(3.3.3.3):56data bytes64bytes from3.3.3.3:icmp_seq=0ttl=63time=1.882ms64bytes from3.3.3.3:icmp_seq=1ttl=63time=1.656msC-3.3.3.3ping statistics-2packets transmitted,2packets received,0%packet lossround-trip min/avg/max/stddev=1.656/1.769/1.882/0.113ms rootrootping1.1.1.1logical-system R2PING1.1.1.1(1.1.1.1):56data bytes64bytes from1.1.1.1:icmp_seq=0ttl=64time=1.302msC-1.1.1.1ping statistics-1packets transmitted,1packets received,0%packet lossround-trip min/avg/max/stddev=1.302/1.302/1.302/0.000ms rootrootping3.3.3.3logical-system R2PING3.3.3.3(3.3.3.3):56data bytes64bytes from3.3.3.3:icmp_seq=0ttl=64time=2.069ms64bytes from3.3.3.3:icmp_seq=1ttl=64time=0.996msC-3.3.3.3ping statistics-2packets transmitted,2packets received,0%packet lossround-trip min/avg/max/stddev=0.996/1.532/2.069/0.536ms rootrootping1.1.1.1logical-system R3PING1.1.1.1(1.1.1.1):56data bytesping:sendto:No routeto hostping:sendto:No routeto hostping:sendto:No routeto hostC-1.1.1.1ping statistics-3packets transmitted,0packets received,100%packet lossrootrootshow routerootrootping12.0.0.1logical-system R3PING12.0.0.1(12.0.0.1):56data bytes64bytes from12.0.0.1:icmp_seq=0ttl=63time=2.149ms64bytes from12.0.0.1:icmp_seq=1ttl=63time=1.472msC-12.0.0.1ping statistics-2packets transmitted,2packets received,0%packet lossround-trip min/avg/max/stddev=1.472/1.810/2.149/0.338ms rootrootping2.2.2.2logical-system R3PING2.2.2.2(2.2.2.2):56data bytesping:sendto:No routeto hostping:sendto:No routeto hostping:sendto:No routeto hostping:sendto:No routeto hostC-2.2.2.2ping statistics-4packets transmitted,0packets received,100%packet loss发现从R3到1.1.1.1和2.2.2.2不通，为什么呢？提示是No routeto host意思是没有路由，那我查看下R3的路由表editroot#edit logical-systems R3edit logical-systems R3root#edit logical-systems R3root#show routing-options staticroute1.1.1.0/24next-hop12.0.0.1;route2.2.2.0/24next-hop12.0.0.2;route12.0.0.0/24next-hop23.0.0.2;我觉得奇怪，明明是有路由的，想想难道这里只是设置？rootshow routelogical-system R3i.0:5destinations,5routes(5active,0holddown,0hidden)+=Active Route,-=Last Active,*=Both3.3.3.0/24*Direct/000:26:34via lo0.33.3.3.3/32*Local/000:26:34Local via lo0.312.0.0.0/24*Static/500:07:58to23.0.0.2via em3.2323.0.0.0/24*Direct/000:07:58via em3.2323.0.0.3/32*Local/000:07:58Local via em3.23root发现确实没有路由，好吧，我再设置一次rootrootconfigure Enteringconfiguration modeeditroot#editroot#edit logical-systems R3edit logical-systems R3root#edit logical-systems R3root#set routing-options staticroute1.1.1.0/24next-hop23.0.0.2edit logical-systems R3root#edit logical-systems R3root#set routing-options staticroute2.2.2.0/24next-hop23.0.0.2edit logical-systems R3root#edit logical-systems R3root#delete routing-options staticroute2.2.2.0/24next-hop12.0.0.2edit logical-systems R3root#edit logical-systems R3root#delete routing-options staticroute1.1.1.0/24next-hop12.0.0.1edit logical-systems R3root#edit logical-systems R3root#mit mitpleteedit logical-systems R3root#edit logical-systems R3root#exit configuration-mode Exitingconfiguration moderootrootping1.1.1.1logical-system R3PING1.1.1.1(1.1.1.1):56data bytes64bytes from1.1.1.1:icmp_seq=0ttl=63time=2.640ms64bytes from1.1.1.1:icmp_seq=1ttl=63time=1.320msC-1.1.1.1ping statistics-2packets transmitted,2packets receive