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No response to ICMP (traceroute) Switch/gateway in the middle (192.168.1.253) can ping both of these addresses, and it also contains a correct ARP entry for 192.168..240. How is white allowed to castle 0-0-0 in this position? Learn more about Stack Overflow the company, and our products. Does the host have a firewall ? What are the advantages of running a power tool on 240 V vs 120 V? I completely share your enthusiasm and thank you for your feedback. Connect and share knowledge within a single location that is structured and easy to search. My only issue was i was Port Mirroring on my Switch 2 ports (source server and gateway) so i had two instances of each packet, 1 from each Switch port. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Directly to the client or to a router? My pc can see icmp requests from other devices in the network but does not reply to them. The PC had the IP address of the gateway configured, so, to reach a site not in the local subnet, it would ARP for the gateway's address. For security reasons, I have disabled the "Accept ICMP request" box in the global properties of a cluster checkpoint 5400 version R77.30. Would a Wireshark user be better served with enhanced ICMP reply matching code here? eth: ping: can't ping others from zephyr console #7989 - Github Yes icmp ping can help others to "profile" your network. @Albin your questions doesn't mention that you are using Wireshark, it does mention that you would like to use something more light weight. Looking for job perks? the outgoing interface switched to enp11s0 by using the routing table 203. the incoming packet on the same interface thus doesn't fail SRPF anymore: same interface. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. intercepted the packet from the network stack. Asking for help, clarification, or responding to other answers. What happens on layer 2? Is there a generic term for these trajectories? "ping XXX.XXX.XXX.XXX". New here? Laptop's pings will work for both addresses. How a top-ranked engineering school reimagined CS curriculum (Ep. anti DDOS), it may be needed to tweak the PDU matching code. And what is the round-trip delay in reaching that host? Is it safe to publish research papers in cooperation with Russian academics? Alternatively I would go for a third party tool if there is no other solution, preferably something simpler / more light weight then Wireshark. Some of those tools may also need Npcap to be installed in "WinPcap-compatible" mode.). When I run tracert on 192.168.1.37, pointing to 192.168.. 22 I get a tracert response: But there is no tracert response when I point it to 192.168.. 240 . By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy.