How to remotely manage Cisco WLC via Service Port
Usually we can connect PC to the Service Port to access the WLC (http/https or SSH/Telnet). At this point we don’t even need to configure gateway for the PC. But if we want to...
Monthly Archive: October 2019
Recommended configuration for WLAN-VLAN mapping
When configuring Cisco WLC WLANs, there are three WLAN-VLAN mapping options. AP-Specific Group-Specific Wlan-Specific The difference between AP-Specific and the other two WLAN-VLAN mappings is that the AP-Specific configuration is saved in the AP’s...
Mobility Express Master AP client connection limit
Updated on December 15 The Master AP threshold should be 25 instead of 50. The following is official Cisco document. If there are more than 25 Access Points in a Mobility Express network, the...
How to configure Kiwi Syslog Server for Cisco WLC
Solarwinds Kiwi Syslog Server is a widely used commercial Syslog server. Kiwi Syslog Server Free Edition can monitor Syslog for up to 5 devices. We can download Kiwi Syslog Server Free Edition from the...
Offline Install .NET Framework 3.5 On Windows Server 2016
I tried to install .NET Framework 3.5 on a Microsoft server, but the installation failed. The following error message appears in Server Manager. “Installation of one or more roles, role services, or features failed....
PCAP capture on ISE
ISE can generate PCAP capture very simply(Compared to SPAN), which is really useful for troubleshooting network issue.
How to recovery AP from u-boot mode (AP2800/AP3800)
The following is the recovery method when the AP stuck in u-boot mode. It should be noted that these methods have certain risks. 1. Change the bootcmd variable It is possible for the AP...
How to upgrade IOS AP from ROMMON
Press the ESC button during AP startup to enter ROMMON mode. Then use the following command to upgrade the IOS AP. The following is the upgrade process, I used an AIR-CAP3602I-A-K9. 1. Set the...
License limitation of AIR-CT5508-12-K9
We know that the maximum capacity of the AIR-CT5508 license is 500 APs. But there are extra cases on AIR-CT5508-12-K9. The Cisco documentation is explained below. A 5500 Series WLC with a base license...
Using Python to change the WLC configuration
In the post “Logging into WLC GUI with Python” I showed how to use Python to log in to the WLC GUI. In this post we will go a step further and learn to...
Priority order of MAC Filtering on the WLC
We know that there are two types of MAC Filtering for WLC. Local MAC authentication MAC authentication using a RADIUS server When we are designing a network environment, we may be in a situation...
How to configure NTPv4 on the WLC
In this post I will show how to configure NTPv4 on the Wireless LAN Controllers. As I mentioned in the last post “NTPv4 causes the WLC to fail to synchronize time“, “NTPv4 protocol is...
NTPv4 causes the WLC to fail to synchronize time
The following error message may appear on the Cisco 2504 and 5508 Wireless Controllers. And the WLC can’t synchronize with the NTP Server. In fact, this is because the 2504 and 5508 do not...
How to configure NTP Server with Cisco switch
In my last post “How to configure NTP Server with Windows Server” I showed how to configure NTP Server with Windows Server. In this post I will show you how to use Cisco switches...
How to configure NTP Server with Windows Server
If you are a network administrator, you may face the situation of configuring an NTP server to synchronize time. There are many ways to configure an NTP server. Windows Server or NAS or even...
Configure internal DHCP server on the WLC
In this post I will demonstrate how to configure the internal DHCP server. Compared to external DHCP servers, the WLC’s internal DHCP server is simpler to configure and less expensive. The following three steps...
How to configure Wired Guest Access
In this post, I will review how to configure Wired Guest Access. Now almost all clients support wireless, it seems that the “Wired Guest Access” function is useless. But in fact, “Life is full...
How to update your Cloudflare DNS record with docker
I have a Synology NAS, I often need to access it when I am traveling, and I don’t have a Static IP – Static IP that requires network provider support and requires additional expenses....
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