Other than password based authentication, you can use certificate to authenticate admin user to Paloalto admin GUI. Here is how to enable certificate based authentication. Please be advised, after enabling certificate authentication you CANNOT authenticate with password to web GUI anymore. 01. Import root CAa) Navigate to Device>Certificate Management>Certificates>Importb) Give the root ca a name… Continue reading Enable certificate authentication on Paloalto Firewall
Category: Networking
Install certificate on Paloalto Firewall for admin GUI https
01. Import your certificate to Paloalto Firewall. You can use either pfx(certificate and key in single file) format or pem(certificate and key in 2 different file) format. Option1(pfx format)Navigate to Device>Certificate Management>Certificates>Import Option2(pem format)*Paloalto only accept encrypted pem keyNavigate to Device>Certificate Management>Certificates>Import 02. Confirm the certificate has been imported successfully and the key column has… Continue reading Install certificate on Paloalto Firewall for admin GUI https
Formatting and loading FortiGate firmware image using TFTP
If you forget your admin password or your fortigate device does not boot. You might need to load firmware to your fortigate device, here is how to do it. For this to work, you need to have a console connection to the device. 01. Hit any key during the boot up sequence to enter configuration… Continue reading Formatting and loading FortiGate firmware image using TFTP
Paloalto firewall ssh authentication with public key
It’s common that administrator login to ssh server with key to avoid typing password all day. This post demonstrates how to config Paloalto firewall to use ssh key authentication. 01. Go to Device>Administrators, select the user name you want to add ssh key authentication. 02. Check “Use Public Key Authentication(SSH)” 03. Import your ssh public… Continue reading Paloalto firewall ssh authentication with public key
Factory Reset Palo Alto Firewall without admin password
This post demonstrate how to perform factory reset if you don’t have admin password. For this to work, you need a console connection to firewall. 01. Reboot firewall by unplug the power cable and then plug it back in. 02. From console output, select “PANOS (main-sysroot1)”. Please noted, this selection only show up around 5… Continue reading Factory Reset Palo Alto Firewall without admin password
Cisco Switch authentication with radius(AD NPS)
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)
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