請問各位專家:如上圖,再eNSP中做實驗,PC2ping不通pc1,但PC3可以Ping通pc1,同理,PC5可以ping通PC1,但PC4ping不通PC1,請問是什么問題啊?(三層區域配的是OSPF,各個vlanif2/3/5都可以互相ping通)
而且我把那個trunk的 PVID 改成20,PC3也通不了了,感覺跟PVID沒關系啊~~請大神指導一下,謝謝!
uj5u.com熱心網友回復:
匯聚交換機和接入交換機的TRUNK配置,到底這個是PVID的問題,還是PC2和vlanif3不在同一個廣播域造成的啊?[LSW1-GigabitEthernet0/0/1]dis this
#
interface GigabitEthernet0/0/1
port link-type trunk
port trunk pvid vlan 2
port trunk allow-pass vlan 2 to 3
#
[LSW3-GigabitEthernet0/0/2]dis this
#
interface GigabitEthernet0/0/2
port link-type trunk
port trunk pvid vlan 2
port trunk allow-pass vlan 2 to 4094
#
uj5u.com熱心網友回復:
如果是PC2和vlanif3不在同一個廣播域造成的話,我之前做過這樣一個實驗,vlanif10和vlanif20分別配置在lsw1和LSW2上,中間配置了一條靜態路由,PC1-4可以互通,請問這怎么解釋呢?
uj5u.com熱心網友回復:
先回答你這個問題吧.因為你在SW1和SW2起了路由,也就是VLANIF,所以是可以通信的.
SW1和SW2還是直連...你可以在路由表里看到的.
uj5u.com熱心網友回復:
代碼不夠全啊.不夠分析,要135交換機的代碼.
一般上下級聯的交換機,前面配置的時候直接寫
p l t
p t a v a
undo p t a v 1
這樣的話,先保證所有的資料可以轉發.
你這個比較簡單,沒有什么復雜的問題,仔細看看各個埠寫配置.有時候IP可能會寫錯,你自己在檢查一下咯
uj5u.com熱心網友回復:
[LSW5]dis cu#
sysname LSW5
#
vlan batch 5 35 45
#
cluster enable
ntdp enable
ndp enable
#
drop illegal-mac alarm
#
diffserv domain default
#
drop-profile default
#
aaa
authentication-scheme default
authorization-scheme default
accounting-scheme default
domain default
domain default_admin
local-user admin password simple admin
local-user admin service-type http
#
interface Vlanif1
#
interface Vlanif5
ip address 192.168.5.1 255.255.255.0
#
interface Vlanif35
ip address 10.1.1.2 255.255.255.0
#
interface Vlanif45
ip address 10.1.2.2 255.255.255.0
#
interface MEth0/0/1
#
interface GigabitEthernet0/0/1
port link-type trunk
port trunk pvid vlan 35
port trunk allow-pass vlan 2 to 4094
#
interface GigabitEthernet0/0/2
port link-type trunk
port trunk pvid vlan 45
port trunk allow-pass vlan 2 to 4094
#
interface GigabitEthernet0/0/3
port link-type access
port default vlan 5
#
interface GigabitEthernet0/0/4
#
interface GigabitEthernet0/0/5
#
interface GigabitEthernet0/0/6
#
interface GigabitEthernet0/0/7
#
interface GigabitEthernet0/0/8
#
interface GigabitEthernet0/0/9
#
interface GigabitEthernet0/0/10
#
interface GigabitEthernet0/0/11
#
interface GigabitEthernet0/0/12
#
interface GigabitEthernet0/0/13
#
interface GigabitEthernet0/0/14
#
interface GigabitEthernet0/0/15
#
interface GigabitEthernet0/0/16
#
interface GigabitEthernet0/0/17
#
interface GigabitEthernet0/0/18
#
interface GigabitEthernet0/0/19
#
interface GigabitEthernet0/0/20
#
interface GigabitEthernet0/0/21
#
interface GigabitEthernet0/0/22
#
interface GigabitEthernet0/0/23
#
interface GigabitEthernet0/0/24
#
interface NULL0
#
ospf 1 router-id 5.5.5.5
area 0.0.0.0
network 192.168.5.0 0.0.0.255
network 5.5.5.5 0.0.0.0
network 10.1.1.0 0.0.0.255
network 10.1.2.0 0.0.0.255
#
user-interface con 0
user-interface vty 0 4
#
return
uj5u.com熱心網友回復:
<LSW3>SYS<LSW3>system-view
Enter system view, return user view with Ctrl+Z.
[LSW3]DIS CU
#
sysname LSW3
#
vlan batch 2 to 3 35
#
cluster enable
ntdp enable
ndp enable
#
drop illegal-mac alarm
#
diffserv domain default
#
drop-profile default
#
aaa
authentication-scheme default
authorization-scheme default
accounting-scheme default
domain default
domain default_admin
local-user admin password simple admin
local-user admin service-type http
#
interface Vlanif1
#
interface Vlanif2
ip address 192.168.2.1 255.255.255.0
#
interface Vlanif35
ip address 10.1.1.1 255.255.255.0
#
interface MEth0/0/1
#
interface Ethernet0/0/1
port link-type access
port default vlan 3
#
interface Ethernet0/0/2
#
interface Ethernet0/0/3
#
interface Ethernet0/0/4
#
interface Ethernet0/0/5
#
interface Ethernet0/0/6
#
interface Ethernet0/0/7
#
interface Ethernet0/0/8
#
interface Ethernet0/0/9
#
interface Ethernet0/0/10
#
interface Ethernet0/0/11
#
interface Ethernet0/0/12
#
interface Ethernet0/0/13
#
interface Ethernet0/0/14
#
interface Ethernet0/0/15
#
interface Ethernet0/0/16
#
interface Ethernet0/0/17
#
interface Ethernet0/0/18
#
interface Ethernet0/0/19
#
interface Ethernet0/0/20
#
interface Ethernet0/0/21
#
interface Ethernet0/0/22
#
interface GigabitEthernet0/0/1
port link-type trunk
port trunk pvid vlan 35
port trunk allow-pass vlan 2 to 4094
#
interface GigabitEthernet0/0/2
port link-type trunk
port trunk pvid vlan 2
port trunk allow-pass vlan 2 to 4094
#
interface NULL0
#
ospf 1 router-id 3.3.3.3
area 0.0.0.0
network 192.168.2.0 0.0.0.255
network 10.1.1.0 0.0.0.255
network 3.3.3.3 0.0.0.0
#
user-interface con 0
user-interface vty 0 4
#
return
uj5u.com熱心網友回復:
[LSW4]dis cu#
sysname LSW4
#
vlan batch 2 to 3 45
#
cluster enable
ntdp enable
ndp enable
#
drop illegal-mac alarm
#
diffserv domain default
#
drop-profile default
#
aaa
authentication-scheme default
authorization-scheme default
accounting-scheme default
domain default
domain default_admin
local-user admin password simple admin
local-user admin service-type http
#
interface Vlanif1
#
interface Vlanif3
ip address 192.168.3.1 255.255.255.0
#
interface Vlanif45
ip address 10.1.2.1 255.255.255.0
#
interface MEth0/0/1
#
interface Ethernet0/0/1
#
interface Ethernet0/0/2
#
interface Ethernet0/0/3
#
interface Ethernet0/0/4
#
interface Ethernet0/0/5
#
interface Ethernet0/0/6
#
interface Ethernet0/0/7
#
interface Ethernet0/0/8
#
interface Ethernet0/0/9
#
interface Ethernet0/0/10
#
interface Ethernet0/0/11
#
interface Ethernet0/0/12
#
interface Ethernet0/0/13
#
interface Ethernet0/0/14
#
interface Ethernet0/0/15
#
interface Ethernet0/0/16
#
interface Ethernet0/0/17
#
interface Ethernet0/0/18
#
interface Ethernet0/0/19
#
interface Ethernet0/0/20
#
interface Ethernet0/0/21
#
interface Ethernet0/0/22
#
interface GigabitEthernet0/0/1
port link-type trunk
port trunk pvid vlan 3
port trunk allow-pass vlan 2 to 4094
#
interface GigabitEthernet0/0/2
port link-type trunk
port trunk pvid vlan 45
port trunk allow-pass vlan 2 to 4094
#
interface NULL0
#
ospf 1 router-id 4.4.4.4
area 0.0.0.0
network 10.1.2.0 0.0.0.255
network 192.168.3.0 0.0.0.255
#
user-interface con 0
user-interface vty 0 4
#
return
uj5u.com熱心網友回復:
[email protected]你發我郵箱吧,我一會給你看看,
uj5u.com熱心網友回復:
建議你刪掉 pvid . undo port trunk pvid然后出現問題逐層分析,pc2 ping 不通 pc 1,那試著用pc 2 ping ls 5 上的地址
uj5u.com熱心網友回復:
刪了PVID更不行的哦...
uj5u.com熱心網友回復:
看不到你的具體配置啊 不好排錯 但是跟pvid沒有一點關系 交換機之間通了嗎 pc1的上聯交換機能通嗎 pc5能不能ping通pc1的直連交換機 直連的上聯的測驗一下就出來了
uj5u.com熱心網友回復:
各位,我查出來原因了,是LSW5沒有配置VLAN 2和3,我把LSW5 配置了VLAN2 和3就可以 ping通了,大家可以解釋下這個原因嗎?謝謝!
uj5u.com熱心網友回復:
LSW3、4、5三個VLANIF都是可以通的,沒問題的
uj5u.com熱心網友回復:
交換機直接就是靠著vlanif互通的,除非你是傻瓜交換機,直連電腦啥也不用管 但是不排除三層有路由口 你的三層少了vlan 即使你配置了trunk但是你的sw5不知道你的pvid是個啥,壓根就不認識,肯定不會通的 你下面配的啥 然后上面需要什么經過 上面就得配置什么轉載請註明出處,本文鏈接:https://www.uj5u.com/qita/23562.html
標籤:交換及路由技術
