Add configuration for vSat

Add sems install and config
Add FS profiles for Vsat incoming calls via sems + related gateway

modules/rhizo_base/files/sems-etc/sbc.conf

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+# optional path from where to load the profiles if not set mod config path is used
+#profiles_path=/etc/sems/etc//profiles/
+
+# profiles - comma-separated list of call profiles to load
+#
+# <name>.sbcprofile.conf is loaded from module config 
+# path (the path where this file resides) or from profiles_path if set
+
+profiles=mux-in,mux-out
+
+# active call profile - comma separated list, first non-empty is used
+#
+# o active_profile=<profile_name>  always use <profile_name>
+#
+# o active_profile=$(ruri.user)    use user part of INVITE Request URI
+#
+# o active_profile=$(paramhdr)     use  "profile" option in P-App-Param header
+#
+# o any replacement pattern
+#
+#active_profile=mux-in
+
+active_profile=$M($Rn_$rU=>ifname_ext),mux-out
+
+# regex_maps - comma-separated list of regex maps to load at startup, for $M()
+# 
+# regex=>value maps for which names are given here are loaded from 
+# this path, e.g. src_ipmap.conf, ruri_map.conf, usermap.conf
+#
+#regex_maps=src_ipmap,ruri_map,usermap
+
+regex_maps=ifname_ext
+
+# load_cc_plugins - semicolon-separated list of call-control plugins to load
+#                   here the module names (.so names) must be specified, without .so
+#                   analogous to load_plugins in sems.conf
+#
+# e.g. load_cc_plugins=cc_pcalls;cc_ctl
+#load_cc_plugins=cc_pcalls;cc_ctl
+
+# handle OPTIONS messages in the core? (with limits etc)
+# Default: no
+core_options_handling=yes
+
+# How many threads to use for processing out-of-dialog messages, default: 1
+# out_of_dialog_threads=4
+
+## RFC4028 Session Timer
+# default configuration - can be overridden by call profiles
+
+# - enables the session timer ([yes,no]; default: no)
+#
+#enable_session_timer=yes
+
+# - set the "Session-Expires" parameter for the session timer.
+#
+# session_expires=240
+
+# - set the "Min-SE" parameter for the session timer.
+#
+# minimum_timer=90
+
+# session refresh (Session Timer, RFC4028) method
+#
+# INVITE                 - use re-INVITE
+# UPDATE                 - use UPDATE
+# UPDATE_FALLBACK_INVITE - use UPDATE if indicated in Allow, re-INVITE otherwise
+#
+# Default: UPDATE_FALLBACK_INVITE
+#
+#session_refresh_method=UPDATE
+
+# accept_501_reply - accept 501 reply as successful refresh? [yes|no]
+#
+# Default: yes
+#
+#accept_501_reply=no
+