Good day all!  So this is for 2 things.  First my study purposes and secondly to test CME for this company.  The test router is a 2821 with an VWIC2-2MFT-T1/E1 and an NM-HD-2VE .  We have an old Comdial PBX that we are currently using.  (This is what...

I am asking this because of numerous failed attempts before.  I first dealt with the small business cisco products.  Layer 2 switches didn't seem to accomplish this correctly and layer 3 would require a butt load of acl lists.  (Average between 10 to...