Update the aastra template add a loop for each line and for key assignment.

resources/templates/provision/aastra/675x/{$mac}.cfg

@@ -81,7 +81,7 @@ http server: {$domain_name}
 #time format: 0   # 1 for 24 hr format
 #date format: 0   # 0 == WWW MMM DD, 1 == DD-MMM-YY, 2 == YYYY-MM-DD, see reference for others
 #dst config: 3    # 0 == off, 1 == 30 min summertime, 2 == 1 hr summertime, 3 (default) == automatic
-time zone name: US-Eastern
+time zone name: {$aastra_time_zone} # US-Pacific, US-Mountain, US-Central, US-Eastern
 
 # === backlight for 6755i and 6757i===
 #backlight mode: 1  # 0 == off, 1 == auto to turn off after period of inactivity
@@ -93,26 +93,51 @@ time zone name: US-Eastern
 # #################
 
 # most can be overridden per line; see below
-sip registrar ip: {$domain_name}
-sip registrar port: 5060
-#sip proxy ip: {$domain_name}
-#sip proxy port: 5060
-#sip registration period: 3600    # requested registration period, defaults to 0
-
-sip screen name: {$display_name_1}
-#sip screen name: Ext. {$display_name_1}
-#sip screen name 2: Support Desk
-
-sip user name: {$user_id_1}  # used in SIP URI
-sip password: {$user_password_1}
-sip auth name: {$user_id_1}  # used in Authorization header field of SIP REGISTER request
-
 sip vmail: *97
 
+# Codecs
+#payload=9;ptime=20;silsupp=on represents G.722 codec
+#payload=18;ptime=20;silsupp=on represents G.729 codec
+#payload=0;ptime=20;silsupp=on represents G.711u codec
+#payload=8;ptime=20;silsupp=on represents G.711a codec
+sip customized codec: payload=9;ptime=20;silsupp=on,payload=0;ptime=20;silsupp=on,payload=8;ptime=20;silsupp=on,payload=18;ptime=20;silsupp=on
 
 # #################
 # SIP settings - per-line
 # #################
-sip line2 user name: {$user_id_2}  # used in SIP URI
+{foreach $lines as $row}
-sip line2 password: {$user_password_2}
+sip line{$row.line_number} screen name: {$row.display_name}
-sip line2 auth name: {$user_id_2}  # used in Authorization header field of SIP REGISTER request
+sip line{$row.line_number} user name: {$row.user_id}  # used in SIP URI
+sip line{$row.line_number} password: {$row.password}
+sip line{$row.line_number} auth name: {$row.user_id}  # used in Authorization header field of SIP REGISTER request
+sip line{$row.line_number} registrar ip: {$row.server_address}
+{if isset($row.sip_port) }
+sip line{$row.line_number} registrar port: {$row.sip_port}
+{else}
+sip line{$row.line_number} registrar port: 5060
+{/if}
+sip line{$row.line_number} proxy ip: {$row.server_address}
+{if isset($row.sip_port) }
+sip line{$row.line_number} proxy port: {$row.sip_port}
+{else}
+sip line{$row.line_number} proxy port: 5060
+{/if}
+{if isset($row.register_expires) }
+sip line{$row.line_number} registration period: {$row.register_expires}    # requested registration period, defaults to 0
+{else}
+sip line{$row.line_number} registration period: 120    # requested registration period, defaults to 0
+{/if}
+{/foreach}
+
+
+# #################
+# Key assignment types blf, blfxfer, park, speeddial, dnd
+# #################
+{foreach $keys as $row}
+{if $row.device_key_category == "line"}
+# {$row.device_key_label}
+prgkey{$row.device_key_id} type: {$row.device_key_type}
+prgkey{$row.device_key_id} value: {$row.device_key_value}
+
+{/if}
+{/foreach}