【正文】 ddress S3500A(configif)no shutdown S3500A(configif)exit將 f0/3 配置為 trunk：S3500A(config)int f0/3S3500A(configif)switchport mode trunk配置 ACL：S3500A(config)timerange tm0S3500A（configtimerange） periodic weekend 8:00 to 18:00S3500A(config)accesslist 101 permit tcp any timerange tm0S3500A(configif) ip accessgroup 101 out配置 DHCP 中繼：S3500A (config) service dhcpS3500A (config) ip dhcp relay information optionS3500A (config) interface vlan 10S3500A (configif) ip address S3500A (configif) ip helperaddress S3500A (configif) exit配置 MSTP：S3500A(config) spanningtree mst configurationS3500A(config)revision 5S3500A(config)name region 1S3500A(configmst)instance 1 vlan 10S3500A(configmst)instance 2 vlan 20S3500A(configmst)exit//設(shè)置此交換機(jī)為 instance1 的生成樹根S3500A(config)spanningtree mst 1 root primary/priotity 0 //設(shè)置此交換機(jī)是 instance2 的生成樹備份根S3500A(config)spanningtree mst 2 root secondary/priotity 4096 S3500B 的配置：配置 VTP、trunk、VLAN：SwitchenSwitchconfig tEnter configuration mands, one per line. End with CNTL/Z.Switch(config)hostname S3500BS3500B(config)vtp mode client Setting device to VTP CLIENT mode.S3500B(config)vtp domain serverChanging VTP domain name from NULL to serverS3500B(config)int range f0/510S3500B(configifrange)switchport mode accessS3500B(configifrange)switchport access vlan 10S3500B(configifrange)exitS3500B(config)int range f0/1115S3500B(configifrange)switchport mode access S3500B(configifrange)switchport access vlan 20S3500B(configifrange)exitS3500B(config)int f0/24S3500B(configif)switchport mode trunk %LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/24, changed state to down%LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/24, changed state to upS3500B(configif)配置鏈路聚合：S3500B(configif)int f0/1S3500B(configif)channelgroup 1 mode on %LINK5CHANGED: Interface Portchannel 1, changed state to up%LINEPROTO5UPDOWN: Line protocol on Interface Portchannel 1, changed state to up%LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/1, changed state to down%LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/1, changed state to upS3500B(configif)int f0/2S3500B(configif)channelgroup 1 mode on %LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/2, changed state to down%LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/2, changed state to upS3500B(configif)S3500B(configif)int f0/1S3500B(configif)no switchport %LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/1, changed state to down%LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/1, changed state to upS3500B(configif)S3500B(configif)channelgroup 1 mode on S3500B(configif)int f0/2S3500B(configif)no switchport %LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/2, changed state to down%LINEPROTO5UPDOWN: Line protocol on Interface FastEther0/2, changed state to upS3500B(configif)S3500B(configif)channelgroup 1 mode on S3500B(configif)exitS3500B(config)int portchannel 1S3500B(configif)no switchport %LINEPROTO5UPDOWN: Line protocol on Interface Portchannel 1, changed state to down%LINEPROTO5UPDOWN: Line protocol on Interface Portchannel 1, changed state to upS3500B(configif)S3500B(configif)ip address 配置 OSPF：S3500B(config)router ospf 100S3500B(configrouter)work area 0配置 MSTP：S3500A(config) spanningtree mst configurationS3500A(config)revision 5S3500A(config)name region 1S3500A(configmst)instance 1 vlan 10S3500A(configmst)instance 2 vlan 20S3500A(configmst)exit//設(shè)置此交換機(jī)為 instance1 的生成樹根S3500A(config)spanningtree mst 1 root primary/priotity 0 //設(shè)置此交換機(jī)是 instance2 的生成樹備份根S3500A(config)spanningtree mst 2 root secondary/priotity 4096 S2900 的配置：配置 VTP、trunk、VLAN：SwitchenSwitchconfig tEnter configuration mands, one per line. End with CNTL/Z.Switch(config)hostname S2900S2900(config)vtp mode clientSetting device to VTP CLIENT mode.S2900(config)int range f0/510S2900(configifrange)switchport mode access S2900(configifrange)switchport access vlan 10S2900(configifrange)exitS2900(config)int range f0/1115S2900(configifrange)switchport mode access S2900(configifrange)switchport access vlan 20S2900(configifrange)exitS2900(config)int f0/3S2900(configif)switchport mode trunk S2900(configif)int f0/24S2900(configif)switchport mode trunk配置 MSTP：S2900(config) spanningtree mst configurationS2900(config)revision 5S2900(config)name region 1S2900(configmst)instance 1 vlan 10S2900(configmst)instance 2 vlan 20S2900(configmst)exit配置端口安全：S2900(configif)int vlan 10S2900(configif)switchport portsecurity maximum 2S2900(configif)switchport portsecurity violation shut在 R1800 上輸入命令：(1)show ip interface briefR1800show ip interface brief Interface IPAddress OK? Method Status Protocol FastEther0/0 YES manual up up FastEther1/0 YES manual up up Serial2/0 unassigned YES manual administratively down down Serial3/0 unassigned YES manual administratively down down FastEther4/0 unassigned YES manual administratively down downFastEther5/0 unassigned YES manual administratively down down(2) show ip routeR1800show ip route Codes: C connected, S static, I IGRP, R RIP, M mobile, B BGP D EIGRP, EX EIGRP external, O OSPF, IA OSPF inter area N1 OSPF NSSA external type 1, N2 OSPF NSSA external type 2 E1 OSPF external type 1, E2 OSPF external type 2, E EGP i ISIS, L1 ISIS