WebFor ICMP, you can use the following reject reasons: net-unreachable: Destination network unreachable; host-unreachable: Destination host unreachable; prot-unreachable: Destination protocol unreachable; port-unreachable: Destination port unreachable (this is the default); net-prohibited: Network administratively prohibited; host-prohibited: Host … WebJun 28, 2012 · 11: 13:48:32.618742 12.12.12.1 > 10.1.0.1: icmp: 5.5.5.1 unreachable - need to frag (mtu 1434) I have seen cases where the packets were being dropped by the ACL associated with the Interface so i would recommend a configuration as shown: access-list outside permit icmp host any Unreachable 4 access-group in interface
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WebAug 15, 2024 · The diagnostic commands you give are all IPv4 based. We need the IPv6 equivalents. Could you try: ip -6 r to list your IPv6 routes. ping -6 [your-default-gateway-here]% [iface-to-use-for-default-gateway] to ping your default gateway using IPv6. sudo ip6tables -L to list your IPv6 firewall rules. WebJan 14, 2024 · I am trying to print a custom message, when certain host is unreachable. My problem is, when the host is unreachable, it will be skipped on the next task, thus the … the value chain in a company begins with
Why i get Stupid "Request time out " instead of "Host unreachable…
WebOct 29, 2013 · "Network unreachable" always means a routing problem. Perhaps your gateway address isn't on the same subnet as your own IP address. DESTINATION HOST UNREACHABLE means that your computer doesn't know how to send packets to the destination address, because none of the entries in the route table match the destination. … WebMar 23, 2024 · I've attempted to chroot via livecd but for some reason it can't find bash. Then I tried to manually configure it, to no avail. Keeps coming up with one of the two … WebApr 11, 2024 · The ICMP - Destination host unreachable message is one which a user would usually get from the remote gateway when the destination host is unreachable. If, in the destination host, the IP module cannot deliver the packet because the indicated protocol module or process port is not active, the destination host may send an ICMP destination ... the value chain is used by