BigFatCat's profile - activity

The IP Identification (IP ID) field, as per the RFCs, doesn't need to be unique and primarily serves IP fragmentation. T

Great!! Can you do a packet capture at the source of the IPSEC tunnel? If the missing IP IDs and sequence numbers appear

I apologize for missing your post. I'm surprised the ESP tunnel is still working. The anti-replay window is either very

Look at the source IP address of the fragmented packet.

Having multiple ESP streams in packet captures can be quite perplexing. In Expert mode, the SPI is displayed. Is this th

The TCP information you shared is for different TCP sessions. Is it possible to upload the pcap file to an open shared d

To be honest, I have never used tc-netem and I don't have a lab to try some of my theories. . Maybe someone else can hel

How do you define network performance? The data you measured provides essential information about the application's late

Can you capture traffic on the WAN interface directly connected to the service provider? In the 3-way handshake process,

Can you provide more information about the topology. I would expect the syslog device will send the packet to the gatewa

I highly recommend checking out Chris Greer, The Technology Firm, and CellStream on YouTube. It will establish a solid g

Can you share the pcap file (preferred) or a screenshot?

Doing it correctly can be costly. That's all for today. Now, let's focus on the path to the future. 10G circuits are bec

Doing it correctly can be costly. That's all for today. Now, let's focus on the path to the future. 10G circuits are bec

Windows Control Panel System Advanced System Settings Environment Variables Locate the section user variables for x (x

Windows Control Panel System Advanced System Settings Environment Variables Locate the section user variables for x (x

Windows = Control Panel - System Advanced System Settings - Environment Variables User variable for x(x is thw current

Windows Control Panel System Advanced System Settings Environment Variables User variable for xxxx (Windows currrent use

Windows Control Panel System Advanced System Settings Environment Variables User variable for xxxx (Windows currrent use

What are you trying to check?? The information that you shared has multiple connections. The screenshot that you shared

I would start with what is on DDOS. https://www.cloudflare.com/learning/ddos/what-is-a-ddos-attack/. Afterwards, think a

Are you referring to the 2.048 Mbps and 1.544 Mbps when you mention the E1/T1 interface?

RFC 1812 provides an explanation. 1 = Host Unreachable - generated by a router if a forwarding path (route) to

You can submit it has enhancement request at https://gitlab.com/wireshark/wireshark/-/issues

I utilize tshark frequently for large pcaps. You can use tshark to apply a filter to the packets and save them to a sepa

I utilize tshark frequently for large pcaps. You can use tshark to apply a filter to the packets and save them to a sepa

TCP retransmissions in the 3-way handshake can happen due to server congestion, network congestion, or packet drops. Di

Did the packet capture come from 206? Is there a firewall that can track network connection states? According to Wires

Did you try to test it with IPERF? IPERF supports UDP tests.

I use Wireshark when I have a general idea of what I am looking for. I believe a network performance software is a bett

The image only shows traffic from 10.30.0.54 to 172.20.20.20. Where is the traffic from 172.20.20.20 to 10.30.0.54? It

I tried a similar test with Netoptics TP-CU3. It was 1000M electrical connection between Surfboard modem in bridge mode

I look up the instructions on the Internet that should work for 100M/1000M. It says use ports 1 and 2 (WAN modem and Wif

Hi, The packet in frame 156 is a multicast DNS (mDNS) from 192.168.1.140. The ARP Reply info column text would read:

Hi, The packet in frame 156 is a multicast DNS (mDNS) from 192.168.1.140. The ARP Reply info column text would read:

Hi, The packet in frame 156 is a multicast DNS (mDNS) from 192.168.1.140. The ARP Reply info column text would read: "

Hi, The packet in frame 156 is a multicast DNS (mDNS) from 192.168.1.140. The ARP Reply info column text would read: "

I've not found a tool that captures packets directly on an IOS device. There are a couple articles on using the MAC to t

I've not found a tool that captures packets directly on an IOS device. There are a couple articles on using the MAC to t