【资料整理】cisco [stp]
STP{
STP 802.1d
--------------
sh mac address-table
sh int vlan 1
sh spanning-tree
STATE: Blocking, Listening, Learning, Forwarding, Disabled
Switch(config)#int f0/1
Switch(config-if)#switchport port-security mac-address sticky//进入该端口的前两个地址为静态地址
Switch(config-if)#switchport port-security mac-address maximum 2//只能用2个MAC
Switch(config-if)#switchport port-security violation shutdown //违规关闭
Switch(config)#spanning-tree vlan 1 priority 4096//设置root bridge
Switch(config)#spanning-tree vlan 1 root primary//直接设置为root bridge
//用range设定一个范围，同时配置多个端口为PortFast
Switch(config)#int range fastEthernet 0/1 - 12
Switch(config-if-range)#spanning-tree portfast
RSTP 802.1w
--------------
EtherChannel: PAgP(Port Aggregation Protocol), LACP(Link Aggregation Control Protocol, 802.3ad)
#port security
S1#conf t
S1(config)#int range f0/3-4
S1(config-if-range)#switchport port-security maximum 1
S1(config-if-range)#switchport port-security mac-address sticky
S1(config-if-range)#switchport port-security violation shutdown
#PortFast
S1(config)#int range f0/3-4
S1(config-if-range)#spanning-tree portfast
#BPDUGuard, BPDUFilter
S1(config-if-range)#spanning-tree bpduguard enbale
S1(config-if-range)#spanning-tree bpdufilter enable
#UplinkFast
S1(config)#spanning-tree uplinkfast
S1#sh spanning-tree uplinkfast
#BackboneFast
S1(config)#spanning-tree backbonefast
S1#sh spanning-tree backbonefast
#RSTP
Core(config)#spanning-tree mode rapid-pvst
Core(config)#do sh spanning-tree
#EtherChannel
PAgP:
S1(config)#int port-channel 1
S1(config-if)#int range f0/1-2
S1(config-if-range)#switchport mode trunk
S1(config-if-range)#switchport nonegotiate 组织交换机自动检测链路类型以及自动设置中继类型
S1(config-if-range)#channel-group 1 mode desirable
S1(config-if-range)#do sh int fa0/1 etherchannel
S2(config)#int port-channel 1
S2(config-if)#int range f0/7-8
S2(config-if-range)#switchport trunk encap dot1q
S2(config-if-range)#switchport mode trunk
S2(config-if-range)#switchport nonegotiate
S2(config-if-range)#channel-group 1 mode desirable
S1(config-if-range)#do sh int port-channel 1
}
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