Hi,

As I can only liberate called with cost for two station, using double-answer in E1 R2 from Brazil.

Config:

controller E1 0/0/0

framing NO-CRC4

line-termination 75-ohm

ds0-group 0 timeslots 1-15,17-31 type r2-digital r2-compelled ani

cas-custom 0

country brazil

double-answer

disconnect-tone

answer-signal group-b 1

IOS:

c2800nm-advipservicesk9-mz.124-2.T5.bin

Very Obliged!