diff --git a/modules/rhizo_base/templates/osmo-nitb.cfg.erb b/modules/rhizo_base/templates/osmo-nitb.cfg.erb
index 5782dba..558dd19 100644
--- a/modules/rhizo_base/templates/osmo-nitb.cfg.erb
+++ b/modules/rhizo_base/templates/osmo-nitb.cfg.erb
@@ -129,7 +129,7 @@ network
   gprs cell timer resume-retries 3
   gprs cell timer capability-update-timer 10
   gprs cell timer capability-update-retries 3
-  gprs nsei 951
+  gprs nsei <%= @lac %>0
   gprs ns timer tns-block 3
   gprs ns timer tns-block-retries 3
   gprs ns timer tns-reset 3
@@ -137,10 +137,10 @@ network
   gprs ns timer tns-test 30
   gprs ns timer tns-alive 3
   gprs ns timer tns-alive-retries 10
-  gprs nsvc 0 nsvci 951
-  gprs nsvc 0 local udp port 23000
+  gprs nsvc 0 nsvci <%= @lac %>0
+  gprs nsvc 0 local udp port 23<%= @lac %>
   gprs nsvc 0 remote udp port 23001
-  gprs nsvc 0 remote ip 127.0.0.1
+  gprs nsvc 0 remote ip <%= @ggsn_ip_address %>
 <% else -%>  gprs mode none
 <% end -%>  no force-combined-si
   trx 0
@@ -237,7 +237,7 @@ network
   gprs cell timer resume-retries 3
   gprs cell timer capability-update-timer 10
   gprs cell timer capability-update-retries 3
-  gprs nsei 952
+  gprs nsei <%= @lac %>1
   gprs ns timer tns-block 3
   gprs ns timer tns-block-retries 3
   gprs ns timer tns-reset 3
@@ -245,10 +245,10 @@ network
   gprs ns timer tns-test 30
   gprs ns timer tns-alive 3
   gprs ns timer tns-alive-retries 10
-  gprs nsvc 0 nsvci 952
-  gprs nsvc 0 local udp port 23000
+  gprs nsvc 0 nsvci <%= @lac %>1
+  gprs nsvc 0 local udp port 23<%= @lac %>
   gprs nsvc 0 remote udp port 23001
-  gprs nsvc 0 remote ip 172.16.0.11
+  gprs nsvc 0 remote ip <%= @ggsn_ip_address %>
 <% else -%>  gprs mode none
 <% end -%>  no force-combined-si
   depends-on-bts 0