This behavior is due to the very nature of serial interfaces. When you ping your local interface IP address the ip ICMP request travels through the serial interface to the peer and is sent back to the local router. The same thing happens with the ICMP reply message.
Harold Ritter Sr. Technical Leader CCIE 4168 (R&S, SP) email@example.com México móvil: +52 1 55 8312 4915 Cisco México Paseo de la Reforma 222 Piso 19 Cuauhtémoc, Juárez Ciudad de México, 06600 México
Thanks for your answer. But please look into the ACLs, I have allowed the ech0-reply.
If this is the case, why this I am not able to ping the IP address of the Serial Interface where ACL is applied, But where as I am able to ping other public ip address in internet. (Of course they will not be able to ping my Serial Interface Serial Interface where ACL is applied because of the ACL applied in the Interface)
This is actually a pretty cool feature, i didn't even know it existed until I was looking for a solution to advertise a subnet (prefix in BGP talk), only if a certain condition existed. This is exactly what conditional advertisements does
j ai une question j ai achete un routeur cisco 887VA-k9 , je le configuré avec la configuration ci- dessous
si je le lier avec mon pc portable sur l un de ses ports directement ça marche toute est bien ( la connexion internet + m...
Attached policy provides CLI access to the Cisco 4G router over text messaging. Two files are in the attached .tar file:
2. PDF with instructions on how to load and use the .tcl file.