Because there are so many ways to setup the E1 there is not any one document that will provide all the information. As I said, when it comes to R2, Quintum does have some documents on their web site and they even have one for R2 in the Philippines that worked at one time in the past, but there is no guarantee that this will still work especially if the telco changed anything. You can find this document under the support pages and search for R2.
As for the event log, you need to enable the events that you want to see, such as;
ev l3 ch cas