交換機(jī)、虛擬局域網(wǎng)組網(wǎng)(vlan)技術(shù)與配置-資料下載頁(yè)
2025-02-18 16:20本頁(yè)面
【正文】 king Encapsulation: dot1q– Operational Trunking Encapsulation: dot1q– Negotiation of Trunking: On– Access Mode VLAN: 1 (default)– Trunking Native Mode VLAN: 1 (default)– Voice VLAN: none– Administrative privatevlan hostassociation: none– Administrative privatevlan mapping: none– Administrative privatevlan trunk native VLAN: none– Administrative privatevlan trunk encapsulation: dot1q– Administrative privatevlan trunk normal VLANs: none– Administrative privatevlan trunk private VLANs: none– Operational privatevlan: none– Trunking VLANs Enabled: All– Pruning VLANs Enabled: 21001– Capture Mode Disabled– Capture VLANs Allowed: ALL– Protected: false– Unknown unicast blocked: disabled– Unknown multicast blocked: disabled– Appliance trust: none? 在配置 VLAN之后，回答【問(wèn)題 2】：– 每臺(tái)主機(jī)相互 ping，查看哪些主機(jī)可以連通，哪些不可以？為什么？– 注：可以用 ping n 1 發(fā)起一個(gè)受限廣播，（參數(shù) n 1指明只發(fā)送一次，免得默認(rèn)發(fā)送 4次受到干擾），觀察都收到了哪些主機(jī)的回復(fù)？查看各臺(tái)主機(jī)的連通性? 將 Switch1的 FastEther 0/11接口的 Trunk配置為desirable模式：– Switch1(config)interface FastEther 0/11– Switch1(configif)shutdown– Switch1(configif)switchport mode dynamic desirable – Switch1(configif)no shutdown ? 將 Switch2的 FastEther 0/11接口的 Trunk配置為 auto模式：– Switch2(config)interface FastEther 0/11– Switch2(configif)shutdown– Switch2(configif)switchport mode dynamic auto– Switch2(configif)no shutdownDTP的配置 ? 在 Switch1上用 show interfaces FastEther 0/11 switchport查看端口信息– Name: Fa0/11– Switchport: Enabled– Administrative Mode: dynamic desirable– Operational Mode: trunk– Administrative Trunking Encapsulation: dot1q– Operational Trunking Encapsulation: dot1q– Negotiation of Trunking: On– Access Mode VLAN: 1 (default)– Trunking Native Mode VLAN: 1 (default)– Voice VLAN: none– Administrative privatevlan hostassociation: none– Administrative privatevlan mapping: none– Administrative privatevlan trunk native VLAN: none– Administrative privatevlan trunk encapsulation: dot1q– Administrative privatevlan trunk normal VLANs: none– Administrative privatevlan trunk private VLANs: none– Operational privatevlan: none– Trunking VLANs Enabled: All– Pruning VLANs Enabled: 21001– Capture Mode Disabled– Capture VLANs Allowed: ALL– Protected: false– Unknown unicast blocked: disabled– Unknown multicast blocked: disabled– Appliance trust: none實(shí)驗(yàn)結(jié)果? 在 Switch2上用 show interfaces FastEther 0/11 switchport 查看端口信息– Name: Fa0/11– Switchport: Enabled– Administrative Mode: dynamic auto– Operational Mode: trunk– Administrative Trunking Encapsulation: dot1q– Operational Trunking Encapsulation: dot1q– Negotiation of Trunking: On– Access Mode VLAN: 1 (default)– Trunking Native Mode VLAN: 1 (default)– Voice VLAN: none– Administrative privatevlan hostassociation: none– Administrative privatevlan mapping: none– Administrative privatevlan trunk native VLAN: none– Administrative privatevlan trunk encapsulation: dot1q– Administrative privatevlan trunk normal VLANs: none– Administrative privatevlan trunk private VLANs: none– Operational privatevlan: none– Trunking VLANs Enabled: All– Pruning VLANs Enabled: 21001– Capture Mode Disabled– Capture VLANs Allowed: ALL– Protected: false– Unknown unicast blocked: disabled– Unknown multicast blocked: disabled– Appliance trust: none實(shí)驗(yàn)結(jié)果課堂實(shí)驗(yàn)? 按照課件中拓?fù)浼岸丝谂渲茫薷?Switch1和 Switch2的 FastEther 0/11端口，考察 DTP協(xié)議的運(yùn)行規(guī)則，并通過(guò)實(shí)驗(yàn)回答以下問(wèn)題：? 將 Switch1和 Switch2都設(shè)置為 negotiate模式，考察以下組合，哪些可以形成 Trunk？課堂實(shí)驗(yàn)? 將 Switch1設(shè)置為 nonegotiate模式， Switch2仍為 negotiate模式，再考察以下組合，哪些可以形成 Trunk？在配置時(shí)與兩者都是 negotiate模式時(shí)有什么區(qū)別？– 注意：考慮將 Switch1設(shè)置為 nonegotiate模式時(shí)， Switch1還能否設(shè)置為 dynamic desirable或 dynamic auto模式？? 每次連接好線路或在接口上執(zhí)行 shutdown和 noshutdown后，要等到拓?fù)鋱D中連接線上的 “點(diǎn) ”變成綠色。? 配置完交換機(jī)后，記得輸入以下命令 copy runningconfig startupconfig 保存，這樣下次重新打開程序后，配置還在。? nonegotiate模式是與其他的模式（ access， trunk， dynamic desirable， dynamic auto）配合使用，所以其配置語(yǔ)句中沒(méi)有 mode。先配置接口的模式，再使用這個(gè)語(yǔ)句來(lái)設(shè)置是否協(xié)商。? 若不輸入 switchport nonegotiate，則默認(rèn) negotiate模式，接口將發(fā)出協(xié)商包。? 若輸入了 switchport nonegotiate，則進(jìn)入 nonegotiate模式，接口將不會(huì)發(fā)出協(xié)商包。? 切記， nonegotiate和 negotiate并不是單獨(dú)的模式，僅僅與其他模式協(xié)同工作。注意事項(xiàng)演講完畢，謝謝觀看！
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