dhcp分配

林de

用交换机可以分配到ip，换用路由就无法获取ip了。想知道是怎么回事，劳烦大神了

♂布兜★

这是单臂路由，g0/0是不是用到了子接口。

林de

♂布兜★ 发表于 2016-11-28 13:37
这是单臂路由，g0/0是不是用到了子接口。

是用了子接口

林de

♂布兜★ 发表于 2016-11-28 13:37
这是单臂路由，g0/0是不是用到了子接口。

可我pc无法获取动态ip，是我的dhcp配置错了还是

histlwk

这里要用到单臂路由、dhcp中继。

Xcheng

交换机配置
Switch#sh run
Building configuration...

Current configuration : 2193 bytes
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Switch
!
!
!
!
!
spanning-tree mode pvst
!
interface FastEthernet0/1
switchport access vlan 10
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/2
switchport access vlan 10
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/3
switchport access vlan 10
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/4
switchport access vlan 10
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/5
switchport access vlan 10
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/6
switchport access vlan 20
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/7
switchport access vlan 20
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/8
switchport access vlan 20
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/9
switchport access vlan 20
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/10
switchport access vlan 20
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/11
switchport access vlan 30
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/12
switchport access vlan 30
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/13
switchport access vlan 30
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/14
switchport access vlan 30
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/15
switchport access vlan 30
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/16
!
interface FastEthernet0/17
!
interface FastEthernet0/18
!
interface FastEthernet0/19
!
interface FastEthernet0/20
!
interface FastEthernet0/21
!
interface FastEthernet0/22
!
interface FastEthernet0/23
!
interface FastEthernet0/24
!
interface GigabitEthernet0/1
switchport mode trunk
!
interface GigabitEthernet0/2
!
interface Vlan1
no ip address
shutdown
!
!
!
!
line con 0
!
line vty 0 4
login
line vty 5 15
login
!
!
!
end


路由器配置
Router(dhcp-config)#do sh run
Building configuration...

Current configuration : 1344 bytes
!
version 15.1
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Router
!
!
!
!
ip dhcp excluded-address 192.168.10.1 192.168.10.10
ip dhcp excluded-address 192.168.20.1 192.168.20.10
ip dhcp excluded-address 192.168.30.1 192.168.30.10
!
ip dhcp pool 10
network 192.168.10.0 255.255.255.0
default-router 192.168.10.1
dns-server 2.2.2.2
ip dhcp pool 20
network 192.168.20.0 255.255.255.0
default-router 192.168.20.1
dns-server 2.2.2.2
ip dhcp pool 30
network 192.168.30.0 255.255.255.0
default-router 192.168.30.1
dns-server 2.2.2.2
!
!
!
ip cef
no ipv6 cef
!
!
!
!
license udi pid CISCO1941/K9 sn FTX15243BRK
!
!
!
!
!
!
!
!
!
!
!
spanning-tree mode pvst
!
!
!
!
!
!
interface GigabitEthernet0/0
no ip address
duplex auto
speed auto
!
interface GigabitEthernet0/0.1
encapsulation dot1Q 10
ip address 192.168.10.1 255.255.255.0
!
interface GigabitEthernet0/0.2
encapsulation dot1Q 20
ip address 192.168.20.1 255.255.255.0
!
interface GigabitEthernet0/0.3
encapsulation dot1Q 30
ip address 192.168.30.1 255.255.255.0
!
interface GigabitEthernet0/1
no ip address
duplex auto
speed auto
shutdown
!
interface Vlan1
no ip address
shutdown
!
ip classless
!
ip flow-export version 9
!
!
!
!
!
!
!
line con 0
!
line aux 0
!
line vty 0 4
login
!
!
!
end

histlwk

Router
en
conf t
ip dhcp pool p2
net 192.168.2.0 255.255.255.0
default-router 192.168.2.254
dns-ser 114.114.114.114
exit
ip dhcp pool p3
net 192.168.3.0 255.255.255.0
default-router 192.168.3.254
dns-ser 114.114.114.114
exit
ip dhcp pool p4
net 192.168.4.0 255.255.255.0
default-router 192.168.4.254
dns-ser 114.114.114.114
exit
int f0/0
no sh
ip add 192.168.100.100 255.255.255.0
int f0/0.2
encap dot1q 2
ip add 192.168.2.254 255.255.255.0
ip helper-add 192.168.100.100
no sh
exit
int f0/0.3
encap dot1q 3
ip add 192.168.3.254 255.255.255.0
ip helper-add 192.168.100.100
no sh
exit
int f0/0.4
encap dot1q 4
ip add 192.168.4.254 255.255.255.0
ip helper-add 192.168.100.100
no sh
exit
Switch
en
vl da
vl 2
vl 3
vl 4
exit
conf t
int f0/1
sw mo tr
exit
int f0/2
sw acc vl 2
exit
int f0/3
sw acc vl 3
exit
int f0/4
sw acc vl 4

exit

林de

histlwk 发表于 2016-11-28 15:04
Router
en
conf t

恩，谢谢。可以了

林de

histlwk 发表于 2016-11-28 15:04
Router
en
conf t

恩，谢谢。可以了

林de

histlwk 发表于 2016-11-28 15:04
Router
en
conf t

恩，谢谢，可以

Ciscostudyzm

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