About phuocntlk135

phuocntlk135 · 05-24-2025

Hi everyone,I’ve recently deployed a wireless lab using a vWLC 9800-CL, and I need some help troubleshooting Internet access for wireless clients.Here’s a quick summary of my setup:WLC 9800-CL connected via trunk port to a Cisco 3750 L3 switch.VLANs:...

phuocntlk135 · 05-16-2025

Hi everyone,I'm currently working on a practical WiFi lab. The goal is to broadcast SSIDs mapped to two different VLANs: VLAN 20 and VLAN 30. I'm using the Cisco 9800-CL Wireless LAN Controller (WLC) deployed as a VM on VMware Workstation running on ...

phuocntlk135 · 05-15-2025

Hi everyone,I'm currently troubleshooting an issue where my Cisco AP1852I is failing to join the WLC. The AP is booting up normally, firmware is verified and loaded, radios initialize correctly, and it obtains a valid IP address via DHCP (e.g., 192.1...

phuocntlk135 · 05-14-2025

Hi Community,I’m working on a deployment where the WLC (Wireless LAN Controller) is configured to provide internal DHCP for wireless clients connecting to specific SSIDs. The clients are successfully associating with the SSID and receiving IP addre...

phuocntlk135 · 05-14-2025

Hi Community,I’m currently working on a network design where I want the Layer 3 Switch (Cisco) to handle DHCP for both wired (LAN) clients and wireless clients (via Access Point). Please see the attached topology diagram for reference. Network Topol...

phuocntlk135 · 05-19-2025

Hi Scott Fella,First of all thank you for your advice. I got a success with AP and WLC together on VLAN 1. It worked, the AP can join to the wlc if it has the same subnet. But i want to do it with more advance by separate management (VLAN 1) and CAPW...

phuocntlk135 · 05-16-2025

No because i'm a newbie do not have enough exp to knew that. Can y show me how to do that? And what the problem of ap when it coulnd't join to WLC. When i plush console cable in AP it showed that:Booting from part2Read 1024 bytes from volume part2 to...

phuocntlk135 · 05-16-2025

I use my latop with lan ethernet connect to port f1/0/2 of switch layer 3. And my laptop can obtain DHCP from switch layer 3

phuocntlk135 · 05-15-2025

Can you show me how to config that

phuocntlk135 · 05-15-2025

I creating multiple ssids at least 4 SSIDS. On switch L3 do i have to config option 43?

Member Since	‎05-06-2025 08:46 PM
Date Last Visited	‎06-12-2025 01:21 AM
Posts	11

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Wireless Clients Can't Access Internet – DHCP from WLC, LAN OK

Troubleshooting CAPWAP and DHCP Issues in Cisco 9800-CL Wireless Lab

Cisco AP1852I Fails to Join WLC - Stuck at CAPWAP Discovery (Discovery

Wireless Clients Get DHCP from WLC but Cannot Reach Internet – Routing

How to Configure L3 Switch as DHCP Server for Both LAN and Wireless

Re: Troubleshooting CAPWAP and DHCP Issues in Cisco 9800-CL Wireless L

Re: Troubleshooting CAPWAP and DHCP Issues in Cisco 9800-CL Wireless L

Re: Troubleshooting CAPWAP and DHCP Issues in Cisco 9800-CL Wireless L

Re: How to Configure L3 Switch as DHCP Server for Both LAN and Wireles

Re: How to Configure L3 Switch as DHCP Server for Both LAN and Wireles