hi all: a new year is coming,thank you for your help. i have a small case,i have a cisco 3640.and an nm-8b-s/t,an isdn bri module,8 bri ports, an nm-6dm ,a digital modem module,has 6 port.the expectation is like this:i can accept isdn call and analog modem call through 8 isdn bri port,is there anyone knew this ,how about effective is this. may i accept one isdn/analog call from one destination in one b channel,and accept one isdn/analog call from another destination in another b channel in the same bri port. i appreciate your help! tom _________________________________ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]