We are observing resource errors on almost many 1G links on Juniper MX240. The resource errors counter is quite high. The MPC type is MPC Type 1 3D. I am sharing the output of command ‘show interface extensive | match Error’ …

I’m currently debugging an issue with IPsec tunnels and it seems like one of our client’s NW engineers didn’t install the HSEC-K9 license.

The issue is that the new IPsec tunnels are not coming up even though both peers are …

Multiple VPNs setup with a Sonicwall SRX320.

The SRX320 has an irb interface as follows:

irb {
unit 0 {
family inet {
address 192.168.120.1/24;
}
}
}

I’ve setup a dynamic VPN that I’m…

From my understanding, an ARP entry occurs when you communicate with a device on your LAN. This ARP entry resolves the I.P. address and caches it for your host the next time it needs to communicate with that device. It avoids…

I recently came to know about how a connection is first established between a server and client(browser) when a HTTP request is sent. Before sending actual data submitted by a form submit button, a connection needs to be crea…

I’m in charge of a local network. We have a server at 192.168.1.4 and a firewall at 192.168.1.1. The problem is that I can’t access a computer(192.168.1.18) within my local network from the firewall, but I can access it from …

I have a challenging situation. I have two routers, in VIRL, sharing routes via BGP and OSPF I am attempting to remove the “network 0.0.0.0 255.255.255.255 area 0” from my OSPF process. I have tried to replace it with a route…

I did a several tests on AWS EC2 instances to understand basic limitation. And got different results for these commands

iperf -i 1 -c server.ip.add.ress

iperf -i 1 -c server.ip.add.ress -F myfile

Server and clients server…

Network novice here! We are currently implementing whitelists for our network. Websites often request external resources that are needed to perform certain functions. What tool can I use to obtain a whitelist of all the depen…

Hello everyone We installed a new sonic firewall after installing we are now unable to access two websites one is www.complyworks.com.Lan port is connected to the unmanaged switch and all other pc are connected to the unmanag…