Hi,currently I have CCNA R&S certification and I would like to continue with my formation. I have doubts about my next step, because I don't know level of complexity of CCNP Data Center(DCACI) or Enterprise (ENARSI or ENSDWI path). Anybody can talk a...

Hi everybody, I have some questions about license issue. I thought only there was only one image to any device, and then you select the correct license depending on what you want to use. Now, I would like to upgrade my IOS, and when I check web I can...

Hi everybody, I have a Cisco router connected to Linux server. I access to the router using ssh connection from the server (is not possible to change this). After to access to the router, I get different information (interfaces status, pings to diffe...

Hi all, I have a 2 question about GRE tunnels.1) My topology are 4 routers connected trought OSPF network. Each one of four router has a GRE tunnel with the rest of the routers using OSPF cloud. I have used different ips to create each GRE tunnel, so...