Other Network Architecture Subjects

Recently it was brought to my attention to the NTP for our user layer switches wasn't functioning. These use md5 hash configuration. To troubleshoot, i checked the traffic through our firewall. I was able to see the traffic being passed. Then, i did ...

We have a vlan interface configured with multiple secondary ip addresses on one of our core L3 switches. Now we do not know who or why those secondary ip addresses were configured. How can we find out if the secondary ip address of a vlan interface a...

This is a list of NetFlow best practices that I have compiled that I feel should be considered when exporting flow data.  It is meant for software developers and consumers who are considering the export of flows for network traffic monitoring.  The g...

I have successfully downloaded a python script as part of the plug and play process.  The script runs however when I try to use a urllib.request statement it complains that there is no route to the server. Here is part of my script. url = 'http://{}:...

Hi All,Does any body know the real difference between point-to-point and multipoint interface type? I just know that when you use point-to-point in frame-relay etc, you can not connect to two peers (so in frame-relay, you can just config 1 virtual-ci...

 https://www.cisco.com/c/en/us/td/docs/security/secure-firewall/management-center/device-config/720/management-center-device-config-72/interfaces-settings-ifcs-firewall.html#Cisco_Generic_Topic.dita_1778151e-e768-4581-a67d-be555f8ca57cTrying to follo...

Hi Team,  I need your input on the server hardware specifications that will run CML the education version with 10-20 users and the devices to be simulated at the same time would be 1-20.

Hi, My router not getting DHCP IP from ISP router. This issue sometime happen at my branch office. The only workaround I can do right now is shutdown the interface for 3 to 4 hours & after no shut the router able to get the IP. During the problem i c...