Dear All, We are implementing small site WAN connections (DMVPN) with Cisco881G-K9 routers.   As a primary connection we use DSL / Leased Line connections on WAN interface (Fa4), and we use 3G sim cards as backup. If primary connection is down, IPSe...

Hi All,I have a strange problem on a site of our company.I try to insert a picture, to make the situation easily understandable. The problem: After I have connected one more PC to the unmanaged switch, it cannot connect to network neither by DHCP IP,...