Essential CLI Setup for Cisco 9800 Wireless Controller 

This guide walks through the essential initial commands to bring up the web UI and establish a solid baseline for your deployment.
Configuring a Cisco Catalyst 9800 WLC from the CLI is often the fastest way to get a new controller online, reachable, and ready for AP join.

Access the controller via SSH/WEB with 192.168.10.50 .
IP where the APs need to be directed for there CAPWAP tunnel 192.168.150.10 .

1. Skip the Day‑0 Wizard and Prepare AP Radios

ap dot11 24ghz shutdown
ap dot11 5ghz shutdown
!
ap country US
!
no ap dot11 24ghz shutdown
no ap dot11 5ghz shutdown
!
copy run start

2. Configure Basic Access and enable GUI/SSH

hostname SRV9800CL
!
enable secret 0 --SECRETpass
!
username wlc-admin-jo privilege 15 secret 0 --SECRETpass
!
aaa new-model
aaa authentication login default local
!
interface vlan 1
shutdown
!
interface GigabitEthernet1
description MGMT-WLC-INTERFACE
no switchport
ip address 192.168.10.50 255.255.255.0
!
ip route 0.0.0.0 0.0.0.0 192.168.10.1
!
copy run start

3.Create VLANs and Set Up the Wireless Management Interface

interface GigabitEthernet2
description MGMT-AP-&-USER-DATA-LAB
switchport mode trunk
!
interface GigabitEthernet3
shutdown
!
vlan 150
name vlan150-ap-management
!
interface Vlan150
ip address 192.168.150.10 255.255.255.0
!

4.Generate the SSC Trust point for AP Join

wireless management interface Vlan150
ping 192.168.150.1
!Enable mode, not in config mode
wireless config vwlc-ssc key-size 2048 signature-algo sha256 password 0 --SECRETpass

5.Trust point validation

!Validation commands
----------Example Output----------------------
SRV9800CL-03#show wireless management trustpoint
Trustpoint Name : SRV9800CL-03_WLC_TP
Certificate Info : Available
Certificate Type : SSC
Certificate Hash : 5feb8e60db34087ee8112c6648d7eabafff604f7
Private key Info : Available
FIPS suitability : Not Applicable
!
SRV9800CL-03#show run | inc management trustpoint
wireless management trustpoint SRV9800CL-03_WLC_TP

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