How to check port traffic usage in Cisco community?
Hi, there was one time when our service provider told us that the reason why the network is slow and intermittent is because one of our servers is producing almost 900MB of traffic in a specific port in our switch. We weren’t able to capture or took a screenshot of it but I personally would like to learn if that is a command or how do I check this?
How to configure port security in Packet Tracer?
Now let’s configure port security in Packet Tracer. 1. Build the network topology: PC1 connects to fa0/1 and PC2 to fa0/2 of the switch. 2. Now configure switch port security on switch interfaces. We’ll configure port security interfaces on fa0/1 and fa0/2. To do this, we’ll: Configure the port as an access port; Enable port security
Where can I find the port number of tcpdump?
tcpdump is the tool everyone should learn as their base for packet analysis. Show Traffic Related to a Specific Port You can find specific port traffic by using the port option followed by the port number. tcpdump port 3389
How to isolate packets with specific RST Flags?
You can also use filters to isolate packets with specific TCP flags set. Isolate TCP RST flags. The filters below find these various packets because tcp [13] looks at offset 13 in the TCP header, the number represents the location within the byte, and the !=0 means that the flag in question is set to 1, i.e. it’s on.
How to check ports on a Cisco switch?
To see summary information on all ports on the switch, enter the show interfaces statuscommand with no arguments. Specify a particular module number to see information on the ports on that module only. Enter both the module number and the port number to see detailed information about the specified port.
What do you need to know about Cisco routing and switching?
Invest in a network that can grow over time so that you can add features and functionality when your company needs them. Additions might include new applications like video monitoring, IP telephony, integrated messaging and wireless.
Is there a Cisco command on that switch?
That time, the issue was doing a continuous ping provides you with 5 replies and 5 RTO’s, alternately. Is there a Cisco command on that switch. Either the switch is a 3750 L3 switch or 2960-X L2 switch