1、幀中繼解析
專注于為中小企業(yè)提供成都做網(wǎng)站、網(wǎng)站設(shè)計(jì)服務(wù),電腦端+手機(jī)端+微信端的三站合一,更高效的管理,為中小企業(yè)西充免費(fèi)做網(wǎng)站提供優(yōu)質(zhì)的服務(wù)。我們立足成都,凝聚了一批互聯(lián)網(wǎng)行業(yè)人才,有力地推動(dòng)了成百上千企業(yè)的穩(wěn)健成長(zhǎng),幫助中小企業(yè)通過(guò)網(wǎng)站建設(shè)實(shí)現(xiàn)規(guī)模擴(kuò)充和轉(zhuǎn)變。
1、屬于有連接的二層網(wǎng)絡(luò)技術(shù)
2、DLCI(數(shù)據(jù)鏈路連接標(biāo)識(shí))在路由器和幀中繼交換機(jī)之間標(biāo)識(shí)PVC,本地有效
3、PVC(永久虛電路)
4、LMI(本地管理接口)路由器和幀中繼交換機(jī)之間的一種信令標(biāo)準(zhǔn),負(fù)責(zé)管理設(shè)備之間的連接及維護(hù)其連接狀態(tài)。
5、MAP IP 和DLCI 的映射表
2、PVC(LMI)狀態(tài)
PVC(LMI)狀態(tài) | 本端 | 對(duì)端 |
Active | 正常 | 正常 |
Inactive | 正常 | 不正常 |
Delete | 不正常 | 未知 |
3、實(shí)驗(yàn)拓?fù)?/p>
4、實(shí)驗(yàn)配置
R1配置
interface Serial0/0
ip address 145.1.1.1 255.255.255.0
encapsulation frame-relay
frame-relay lmi-type cisco
no shut
R2配置
frame-relay switching
interface Tunnel2
tunnel source 23.1.1.2
tunnel destination 23.1.1.3
interface Serial0/0
encapsulation frame-relay
clock rate 64000
frame-relay lmi-type cisco
frame-relay intf-type dce
frame-relay route 104 interface Serial0/1 401
frame-relay route 105 interface Tunnel2 100
no shut
interface Serial0/1
encapsulation frame-relay
clock rate 64000
frame-relay lmi-type ansi
frame-relay intf-type dce
frame-relay route 401 interface Serial0/0 104
no shut
interface FastEthernet1/0
ip address 23.1.1.2 255.255.255.0
no shut
R3配置
frame-relay switching
interface Tunnel3
tunnel source 23.1.1.3
tunnel destination 23.1.1.2
interface Serial0/0
encapsulation frame-relay
clock rate 64000
frame-relay lmi-type q933a
frame-relay intf-type dce
frame-relay route 501 interface Tunnel3 100
no shut
interface FastEthernet1/0
ip address 23.1.1.3 255.255.255.0
no shut
R4配置
interface Serial0/0
ip address 145.1.1.4 255.255.255.0
encapsulation frame-relay
frame-relay map ip 145.1.1.5 401 broadcast
frame-relay lmi-type ansi
no shut
R5配置
interface Serial0/0
ip address 145.1.1.5 255.255.255.0
encapsulation frame-relay
frame-relay map ip 145.1.1.4 501 broadcast
frame-relay lmi-type q933a
no shut
5、查看