anchor.diff:      timeslot 7
        phys_chan_config TCH/F
        hopping enabled 0
  -<% end %>
  -<% if @bts3_ip_address %>
  +<% end -%>
  +<% if not @bts3_ip_address.nil? %>
    bts 4
     type sysmobts
     band GSM850
  
positive.code:     timeslot 7
       phys_chan_config TCH/F
       hopping enabled 0
  <% if @bts2_ip_address %>
   bts 2
    type sysmobts
    band GSM850
  
negative.code:     timeslot 7
       phys_chan_config TCH/F
       hopping enabled 0
  <% end -%>
  mncc-int
   default-codec tch-f fr
   default-codec tch-h hr
  