【资料整理】cisco [vlan]
VLAN{
ISL(Inter-Switch Link)
802.1q
VTP(VLAN Trunking Protocol): Server, Client, Transparent
#建立Vlan
S1(config)#vlan 2
S1(config-vlan)#name Sales
S1(config)#vlan 3
S1(config-vlan)#name Marketing
#分配接口
S1(config)#int f0/1
S1(config-if)#switchport mode access
S1(config-if)#switchport access vlan 2
switchport mode
/access 永久性的非trunk模式
/dynamic auto 默认模式
/dynamic desirable 如果邻居接口是trunk,auto,desirable，则该接口将变成trunk
/trunk 永久性的非trunk模式
/nonegotiate 阻止产生DTP(Dynamic Trunking Protocol)帧，必须手工将邻居接口配置为trunk，以建立trunk链接
#VTP
S1(config)#vtp mode server
S1(config)#vtp domain DomainName
S1(config)#vtp password VtpPwd
S1#sh vtp password
S1#sh vtp status
S2(config)#vtp mode client
S2(config)#vtp domain DomainName
S2(config)#vtp password VtpPwd
S2#sh vlan brief
#Voice Vlan
S1(config)#mls qos
S1(config)#int f0/1
S1(config-if)#switchport priority extend trust
S1(config-if)#mls qos trust cos
S1(config-if)#switchport voice vlan dot1p
S1(config-if)#switchport mode access
S1(config-if)#switchport access vlan 3
S1(config-if)#switchport voice vlan 10
}
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