Step 1. login to Cisco switch with console cable and go into configuration mode Step 2. config authentication method to radius Step 3. Give your radius server a name Step 4. config radius server information Step 5. config radius pre-share key Step 6. Open Network Policy Server(NPS) Step 7. Add a new radius client Step… Continue reading Cisco Switch authentication with radius(AD NPS)
Category: Networking
Factory reset Cisco switch
It’s simple to factory reset a Cisco switch. 01. Use a console cable to connect to the Cisco switch 02. Go to enable mode either with en or enable 03. Input write erase in the console and when prompted confirm(hit enter) 04. Input delete flash:vlan.dat and when prompted confirm(hit enter) 05. Reload the Cisco switch,… Continue reading Factory reset Cisco switch
Use cellular data as “wan” connection
Here is a simple diagram of the lab. PC1 has 2 connection, one with cell phone(wifi) and the other is a ethernet cable connect to PC2. PC2 only has 1 connection which connects to PC1. We want to let PC2 access to Internet through wifi connection of PC1. 01 Enable IP ForwardingWe have to edit… Continue reading Use cellular data as “wan” connection
Factory rest HPE 5510 switch
1. Reload the switch 2. Hit “Ctrl+B” as the switch boot up to enter extended boot menu 3. From the menu select 5(Restore to factory default configuration) 4. If “Password recovery capability is enabled”. you could not perform a factory reset. You will have to disable the function first. 5. Reload the switch and enter… Continue reading Factory rest HPE 5510 switch
Juniper srx320 clear system alarms
I need to set up some SRX320 for customer and the device’s alert light keeps showing red. Here is how to resolve it. If you have same alarm message. To show what alarm the system is having is simple. In my case, the output is like this. Is’t also simple to resolve, just run the… Continue reading Juniper srx320 clear system alarms
Factory Reset Palo Alto Firewall with admin password
This post will show you how to perform factory reset on a Palo Alto firewall. And this post assume you have admin user password of the firewall. Step01Enter maintenance mode using the command below. Step02Select “Factory Reset” option. Step03Confirm to perform a factory reset by selecting the “Factory Reset” option. Step04Wait the system being reset.… Continue reading Factory Reset Palo Alto Firewall with admin password
Factory reset Aruba AP
It’s pretty straight forward to reset an Aruba AP, however some models come with different type of serial(console) port. You need to have correspond console cable to be able to perform a factory reset. Please refer to Aruba’s documentation to find what cable you might need. Step 01 Connect console to Aruba AP before power… Continue reading Factory reset Aruba AP
How to setup DHCP server on Ubuntu
Sometimes we might need to set up a DHCP server for our testing. Here is how to set up a simple DHCP server in ubuntu. Step 01Update the package repository. Step 02Install isc-dhcp-server package. Step 03Check which interface you want the DHCP server to listen on.In my example the interface is “enp0s25”. Step 04Edit the… Continue reading How to setup DHCP server on Ubuntu