关于DHCP relay 客户端不能得到IP求助

sunhuichao

实验拓扑

，
实验配置：LSW1配置
         [Huawei]dis cu
#
sysname Huawei
#
vlan batch 10
#
cluster enable
ntdp enable
ndp enable
#
drop illegal-mac alarm
#
dhcp enable
#
diffserv domain default
#
drop-profile default
#
ip pool pool1
gateway-list 20.20.20.1
network 20.20.20.0 mask 255.255.255.0
lease unlimited
#
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 Vlanif10
ip address 10.10.10.1 255.255.255.0
dhcp select global
#
interface MEth0/0/1
#
interface GigabitEthernet0/0/1
port link-type trunk
port trunk allow-pass vlan 10
#
interface GigabitEthernet0/0/2
#
interface GigabitEthernet0/0/3
#
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
#
user-interface con 0
user-interface vty 0 4
#
return

    SW2配置如下：
<Huawei>dis cu
#
sysname Huawei
#
vlan batch 20
#
cluster enable
ntdp enable
ndp enable
#
drop illegal-mac alarm
#
dhcp enable
#
diffserv domain default
#
drop-profile default
#
dhcp server group g1
dhcp-server 10.10.10.1 0
#
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 Vlanif20
ip address 20.20.20.1 255.255.255.0
dhcp select relay
dhcp relay server-select g1
#
interface MEth0/0/1
#
interface GigabitEthernet0/0/1
#
interface GigabitEthernet0/0/2
port link-type trunk
port trunk allow-pass vlan 20
#
interface GigabitEthernet0/0/3
#
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
#
user-interface con 0
user-interface vty 0 4
#
return


client 设置DHCP自动获得，但是无法得到IP，

                                       请各位路过的高手指点一下，问题出在哪里，或者还缺少那些配置，跪求指点，在线等

sunhuichao

个人感觉是路由不可达，但是这个路由具体如何布置？

独侠

紫霞狼

sunhuichao

怎么高手都很忙吗？

sunhuichao

顶起，不能沉啊

sunhuichao

sunhuichao

神马情况啊

xiaohutushen

996762566

端口数据都没配置能通吗？

sunhuichao

996762566 发表于 2013-4-14 18:24
端口数据都没配置能通吗？

正解

luwj

LSW1 和 LSW2 配置到同一个vlan  把端口允许该vlan 通过。
LSW1配置一条静态路由到20.20.20.0/24 指向LSW2 g0/0/1

幸福的海

jbl的夜