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WLC 5508 + SW 3750

hello guys a few days ago I'm setting up a WLC 5508 with a sw 3750
I could do the entire network but I can't connect it to my isp router
I can not find the solution and it is driving me crazy I can see the ap I can connect to them everything works perfectly but without internet
Could you give me some examples of the configuration for the router? attached I leave the course I did, set it up as PDF

4 Replies 4

Muhammad Awais Khan
Cisco Employee
Cisco Employee

Hi,

 

Can you share your switch and ISP Router config ?

I can't access to the isp router because it's bocked by the isp but I know IP

IP:181.14.161.122

Subnet mask:255.255.255.248

Default gateway: 181.14.161.122

And I don't have another router to be configured

This is the se conf that i have

hostname SW1
!
ip routing
!
ip dhcp pool VLAN10
network 192.168.10.0 255.255.255.0
default-router 192.168.10.254
!
ip dhcp pool VLAN20
network 192.168.20.0 255.255.255.0
default-router 192.168.20.254
!
ip dhcp pool VLAN30
network 192.168.30.0 255.255.255.0
default-router 192.168.30.254
!
interface GigabitEthernet0/6
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 10,20,30
switchport mode trunk
spanning-tree portfast
!
interface GigabitEthernet0/7
switchport access vlan 10
switchport mode access
spanning-tree portfast
!
interface GigabitEthernet0/8
switchport access vlan 10
switchport mode access
spanning-tree portfast
!
interface Vlan10
ip address 192.168.10.254 255.255.255.0
!
interface Vlan20
ip address 192.168.20.254 255.255.255.0
!
interface Vlan30
ip address 192.168.30.254 255.255.255.0
!
end

 

 

 

 

Then where is the NAT Taking Place? You need to have Device which can convert your RF1918 IP address to Internet routable address translation.

 

 

 

 

BB

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balaji.bandi
Hall of Fame
Hall of Fame

We need simple diagram how your setup, not about wireless setup, how your Router and Switch connected.

 

basically the flow should be like this :

 

user ---WAP---WLC---Switch---Internet router ---ISP

 

what is the user IP address?

Does the IP address have NAT config on Internet Router to reach the internet 

 

Let start from basic :

 

1. If you connect to a Laptop and you able to reach the Internet - like every point you need to do the test.

2. use ping and traceroute to check where the packet stopping / Dropping, from that point you need to do the testing point again and investigate.

 

 

BB

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