Hi,I need to know what cisco interfaces I need to connect two PBX Siemens with a Cisco 3640 using a E1 trunk between the cisco and the PBX.Also if you know which IOS I need.Thanks,Rodrigo

Hi,I need to know the different between Real time circuit and a CBR circuit. I want to pass voice, video and data. What is your recommendation. What should a use???Thanks.

Hi,Someone implement VoIP in internet using a VPN connection???I need information to see if it's a possible that solution to reduce some cost.Thanks.Rodrigo

We are trying to developed a VPN solution. I wonder if there is a design guide to help me on that.The idea is to make video conference and data traffic too.If someone could give any idea I'll appreciate.Thanks.Rodrigo

HI,We are going to implement video conference over IP. We have two Picturetel Concorde 4500 with an IP adapter. We contract an ATM link with a PVC of 512Kbps no real time. What will be your advice to configure the routers??. In the same link we will ...