no ip unreachables - Cisco Community Check the UDP header and since th destination UDP port is a bogus one which the router isn't listening one it needs to reply with a Type 3 Code 3 -- Port Unreachable message and this time the "no ip unreachables" comes into picture
ICMP (Internet Control Message Protocol) - Cisco Community Destination-unreachable messages include four basic types: network unreachable, host unreachable, protocol unreachable, and port unreachable Network-unreachable messages usually mean that a failure has occurred in the routing or addressing of a packet A host-unreachable message usually indicates delivery failure, such as a wrong subnet mask
Kasa smart plugs unreachable with new WiFi router Kasa smart plugs "unreachable" with new WiFi router This thread has been locked for further replies You can start a new thread to share your ideas or ask questions
No ICMP host unreachable for non-existing host Hello! I have a C886va with 15 9(3)M7 If packets are being sent to a non-existing IPv4 host, no ICMP destination unreachable is being sent In other cases (e g ACL blocks the original packet), it is being sent ip debug icmp confirms that no such packet is being created ip unreachables is enabled
Destination host unreachable on Packet tracer - Cisco Community Good afternoon, I'm a student in college I'm working on a Packet tracer lab, once I'm finished with my setup I try to ping the Loopback address on a Router from PC1and PC2 and I keep getting "Destination host unreachable" message I have been trying to fix this for a while, if anybody can tell me
web interface unreachable after firmware upgrade - Cisco Community Recently, I upgraded the firmware on Cisco UCS C220 and C240 servers using the CIMC vKVM boot ISO method While the upgrade process itself was straightforward, I encountered an issue where the CIMC web interface became inaccessible after the upgrade However, SSH access to the CIMC was still availab
DNAC Assurance reports devices as unreachable I am new to DNAC and looking for some advice Assurance is reporting many P1 issues where my access switches (non-fabric) "is unreachable from Cisco DNA Center" These devices are online and running - I can ping them from DNA center and no other monitoring system or logs show any problems Lo
Destination Host Unreachable - Cisco Community Hi, I am trying to ping the server from PC3 and PC4 only (green highlighted) however, I keep getting destination host unreachable I am not sure what's incorrect Please advise - I have attached the packet tracer file within the zip folder as it does not allow me to attach the pkt file Thanks
Solved: Unreachable devices - Cisco Community Hi I have just discovered 20 devices in my DNAC and assigned them to a site and everything seems fine Then I assigned them all to another site and moved them back And now I get open issues on assurance and the devices is unreachable in the provision tab But I have full access to the switches, ICM