Consider the network shown below with four autonomous system…

Consider the network shown below with four autonomous systems. Suppose AS3 and AS2 are running OSPF for their intra-AS routing protocol. Suppose AS1 and AS4 are running RIP for their intra-AS routing protocol. Suppose eBGP and iBGP are used for the inter-AS routing protocol.  Identify the type of connection between router 3a and 1c.

Find the acute angle that satisfies the following equations…

Find the acute angle that satisfies the following equations or expressions. Express your answers as radians and round your answer to three decimal places. Place your answers in the column to the right. If there is no solution, type DNE in the space provided.