From afe8f4403c16f03956d0d014ba37f3f42a36b292 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Wed, 15 Jul 2026 10:53:16 -0700
Subject: [PATCH 01/14] reticulum - Upgraded MeshChat to v2.4.0 with the EmComm
 Tools patches

---
 scripts/install-meshchat.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/scripts/install-meshchat.sh b/scripts/install-meshchat.sh
index 39d078c..6dba977 100755
--- a/scripts/install-meshchat.sh
+++ b/scripts/install-meshchat.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # Author  : Gaston Gonzalez
 # Date    : 13 May 2026
-# Updated : 23 June 2026
+# Updated : 15 July 2026
 # Purpose : Install MeshChat for Reticulum
 set -e
 trap 'last_command=$current_command; current_command=$BASH_COMMAND' DEBUG
@@ -11,7 +11,7 @@ trap 'et-log "\"${last_command}\" command failed with exit code $?."' ERR
 . ../overlay/opt/emcomm-tools/bin/et-common
 
 APP=ReticulumMeshChat
-VERSION="2.3.0-R7B7"
+VERSION="2.4.0-R7B11"
 INSTALL_DIR="/opt/${APP}-${VERSION}"
 INSTALL_BIN_DIR="${INSTALL_DIR}/bin"
 LINK_PATH="/opt/${APP}"

From 5c0559301096e6184c9e2d0b4d10965c2ee24a03 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 14:09:58 -0700
Subject: [PATCH 02/14] reticulum - Set mode to AP on the AutoInterface to
 prevent an announce storm on the local ethernet/wi-fi

---
 .../skel/.reticulum/config.blueprint.permanent-transport-node  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/overlay/etc/skel/.reticulum/config.blueprint.permanent-transport-node b/overlay/etc/skel/.reticulum/config.blueprint.permanent-transport-node
index 206b869..df8f6c4 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.permanent-transport-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.permanent-transport-node
@@ -1,6 +1,6 @@
 # Author    : Gaston Gonzalez
 # Date      : 7 June 2026
-# Updated   : 15 June 2026
+# Updated   : 15 July 2026
 # Blueprint : Permament Transport Node
 # Purpose   : This configuration is a blueprint for running a
 #             node that runs as a 24x7 transport node with
@@ -83,6 +83,7 @@
   
   [[Default Interface]]
     type = AutoInterface
+    mode = ap
     enabled = Yes
 
   [[Packet Radio AX.25 KISS]]

From 8ee7bf69fe15aa5d50aba627e35bde444eaec5e2 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 14:31:04 -0700
Subject: [PATCH 03/14] reticulum - Consistently set enabled to yes (instead of
 Yes)

---
 .../.reticulum/config.blueprint.local-network-only-node     | 3 ++-
 .../.reticulum/config.blueprint.permanent-transport-node    | 6 +++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/overlay/etc/skel/.reticulum/config.blueprint.local-network-only-node b/overlay/etc/skel/.reticulum/config.blueprint.local-network-only-node
index bef0286..7b573a2 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.local-network-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.local-network-only-node
@@ -1,5 +1,6 @@
 # Author    : Gaston Gonzalez
 # Date      : 14 June 2026
+# Updated   : 16 July 2026
 # Blueprint : Local network only
 # Purpose   : This configuration is a blueprint for running a node that
 #             only interacts with other nodes on the local Ethernet or
@@ -112,4 +113,4 @@
   
   [[Default Interface]]
     type = AutoInterface
-    enabled = Yes
+    enabled = yes
diff --git a/overlay/etc/skel/.reticulum/config.blueprint.permanent-transport-node b/overlay/etc/skel/.reticulum/config.blueprint.permanent-transport-node
index df8f6c4..36d6a51 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.permanent-transport-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.permanent-transport-node
@@ -1,6 +1,6 @@
 # Author    : Gaston Gonzalez
 # Date      : 7 June 2026
-# Updated   : 15 July 2026
+# Updated   : 16 July 2026
 # Blueprint : Permament Transport Node
 # Purpose   : This configuration is a blueprint for running a
 #             node that runs as a 24x7 transport node with
@@ -84,7 +84,7 @@
   [[Default Interface]]
     type = AutoInterface
     mode = ap
-    enabled = Yes
+    enabled = yes
 
   [[Packet Radio AX.25 KISS]]
     type = AX25KISSInterface
@@ -145,7 +145,7 @@
    # configure.
 #  [[TCP Client]]
 #    type = TCPClientInterface
-#    enabled = Yes
+#    enabled = yes
 #    mode = boundary
 #    # Set the IP address to the remote TCP Server
 #    target_host = IP_ADDRESS_HERE

From 25687da7c4c8449fe88d64a4d88b24680873ef54 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 14:39:50 -0700
Subject: [PATCH 04/14] reticulum - Consistently set enabled to no (instead of
 No)

---
 .../etc/skel/.reticulum/config.blueprint.modem73-only-node  | 3 ++-
 .../etc/skel/.reticulum/config.blueprint.packet-only-node   | 4 ++--
 .../etc/skel/.reticulum/config.blueprint.rnode-only-node    | 6 +++---
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/overlay/etc/skel/.reticulum/config.blueprint.modem73-only-node b/overlay/etc/skel/.reticulum/config.blueprint.modem73-only-node
index e3b6e85..d547aeb 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.modem73-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.modem73-only-node
@@ -1,5 +1,6 @@
 # Author    : Gaston Gonzalez
 # Date      : 28 June 2026
+# Updated   : 16 July 2026
 # Blueprint : Radio-Only Node, transport disabled
 # Purpose   : This confguration is a blueprint for a radio-only node.
 #             It uses modem73 as the radio interface. If a supported
@@ -82,7 +83,7 @@
   
   [[Default Interface]]
     type = AutoInterface
-    enabled = No
+    enabled = no
 
   [[RNode LoRa Interface]]
     type = RNodeInterface
diff --git a/overlay/etc/skel/.reticulum/config.blueprint.packet-only-node b/overlay/etc/skel/.reticulum/config.blueprint.packet-only-node
index 6b47185..df2c98a 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.packet-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.packet-only-node
@@ -1,6 +1,6 @@
 # Author    : Gaston Gonzalez
 # Date      : 7 June 2026
-# Updated   : 28 June 2026
+# Updated   : 16 July 2026
 # Blueprint : Radio-Only Node, transport disabled
 # Purpose   : This confguration is a blueprint for a radio-only node.
 #             It uses an AX.25 KISS radio interface. If a supported
@@ -84,7 +84,7 @@
   
   [[Default Interface]]
     type = AutoInterface
-    enabled = No
+    enabled = no
 
   [[Packet Radio AX.25 KISS]]
     type = AX25KISSInterface
diff --git a/overlay/etc/skel/.reticulum/config.blueprint.rnode-only-node b/overlay/etc/skel/.reticulum/config.blueprint.rnode-only-node
index c7430b4..58cbc72 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.rnode-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.rnode-only-node
@@ -1,7 +1,7 @@
 # Author    : Gaston Gonzalez
 # Date      : 7 June 2026
-# Updated   : 5 July 2026
-# Blueprint : RNode-Only Node, transport disabled.
+# Updated   : 16 July 2026
+# Blueprint : RNode-Only Node; transport disabled.
 # Purpose   : This confguration is a blueprint for an RNode-only node. 
 
 
@@ -82,7 +82,7 @@
   
   [[Default Interface]]
     type = AutoInterface
-    enabled = No
+    enabled = no
 
   [[RNode LoRa Interface]]
     type = RNodeInterface

From ac599b59cae33769c867e7b166491c86ef6daf54 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 15:10:01 -0700
Subject: [PATCH 05/14] mercury - Added Mercury HF modem

---
 REGRESSION.md              | 16 +++++++++++++---
 scripts/install-mercury.sh | 36 ++++++++++++++++++++++++++++++++++++
 scripts/install.sh         |  4 +++-
 tests/test-mercury.sh      |  7 +++++++
 4 files changed, 59 insertions(+), 4 deletions(-)
 create mode 100755 scripts/install-mercury.sh
 create mode 100755 tests/test-mercury.sh

diff --git a/REGRESSION.md b/REGRESSION.md
index 472264d..d6bcced 100644
--- a/REGRESSION.md
+++ b/REGRESSION.md
@@ -1,7 +1,7 @@
 # ETC Regression Tests 
 
-- **Build**: ETC R7 Build 11
-- **Date**: 5 July 2026
+- **Build**: ETC R7 Build 12
+- **Date**: 16 July 2026
 
 ## Desktop/Launcher Icons
 
@@ -143,9 +143,19 @@
 * [ ] Heltec v4 PnP (/dev/et-lora)
   * [ ] Offline firmware: rnodeconf --autoinstall --nocheck --fw-version 1.86 
 * [ ] et-reticulum
-  * [ ] All blueprints
+  * [ ] rnode blueprint
+  * [ ] packet radio blueprint
+  * [ ] transport blueprint
+  * [ ] modem73 blueprint
+  * [ ] local network blueprint
+  * [ ] internet blueprint
   * [ ] All permutations of radios and LoRa connected/disconnected
 
+## Modems
+
+* [ ] modem73
+* [ ] mercury
+
 ## Email
 
 * [ ] Thunderbird installed
diff --git a/scripts/install-mercury.sh b/scripts/install-mercury.sh
new file mode 100755
index 0000000..aed903c
--- /dev/null
+++ b/scripts/install-mercury.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+# Author  : Gaston Gonzalez
+# Date    : 17 July 2025
+# Purpose : Builds and installs the Mercury HF modem
+set -e
+trap 'last_command=$current_command; current_command=$BASH_COMMAND' DEBUG
+trap 'et-log "\"${last_command}\" command failed with exit code $?."' ERR
+
+. ./env.sh
+
+APP="mercury"
+VERSION="1.9.9"
+APP_AND_VERSION="${APP}-${VERSION}"
+GIT_TAG="v${VERSION}"
+GIT_URL="https://github.com/Rhizomatica/mercury.git"
+GIT_WORKSPACE="mercury"
+INSTALL_DIR="/opt/${APP_AND_VERSION}"
+LINK_PATH="/opt/${APP}"
+
+et-log "Installing ${APP} ${VERSION}"
+
+CWD_DIR=`pwd`
+
+cd ${ET_SRC_DIR}
+[[ ! -e ${GIT_WORKSPACE} ]] && git clone ${GIT_URL} ${GIT_WORKSPACE}
+
+cd ${GIT_WORKSPACE} && git checkout ${GIT_TAG}
+
+make && make install prefix="${INSTALL_DIR}"
+
+[[ -e ${LINK_PATH} ]] && rm ${LINK_PATH}
+ln -v -s ${INSTALL_DIR} ${LINK_PATH}
+
+stow -v -d /opt ${APP} -t /usr/local
+
+cd ${CWD}
diff --git a/scripts/install.sh b/scripts/install.sh
index 3147437..95a0841 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -2,7 +2,8 @@
 #
 # Author  : Gaston Gonzalez
 # Date    : 16 March 2024
-# Updated : 5 July 2026 # Purpose : Main installer for EmComm Tools Community (ETC)
+# Updated : 16 July 2026
+# Purpose : Main installer for EmComm Tools Community (ETC)
 
 . ./env.sh
 . ./functions.sh
@@ -121,6 +122,7 @@ exitIfNotRoot
 ./install-reticulum.sh
 ./install-meshchat.sh
 ./install-modem73.sh
+./install-mercury.sh
 ./install-offline-rnode-firmware.sh
 
 # Debrand Ubuntu
diff --git a/tests/test-mercury.sh b/tests/test-mercury.sh
new file mode 100755
index 0000000..740d9c9
--- /dev/null
+++ b/tests/test-mercury.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+# Author   : Gaston Gonzalez
+# Date     : 16 July 2026
+# Purpose  : Test Mercury installation
+
+OUT=$(which mercury)
+exit $?

From b408d94d3bd20b700d9c5310856c8645591f4389 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 16:12:31 -0700
Subject: [PATCH 06/14] mercury - Initial wrapper script for starting the
 Mercury HF modem

---
 overlay/etc/skel/.reticulum/README.md         |  19 ++-
 .../config.blueprint.mercury-only-node        | 141 ++++++++++++++++++
 2 files changed, 152 insertions(+), 8 deletions(-)
 create mode 100644 overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node

diff --git a/overlay/etc/skel/.reticulum/README.md b/overlay/etc/skel/.reticulum/README.md
index ede9738..fb4db4a 100644
--- a/overlay/etc/skel/.reticulum/README.md
+++ b/overlay/etc/skel/.reticulum/README.md
@@ -26,19 +26,22 @@ the supported tokens below.
 ET_CALLSIGN
 ET_RETICULUM_INTERFACE_AUTO_ENABLED
 ET_RETICULUM_INTERFACE_AX25KISS_ENABLED
+ET_RETICULUM_INTERFACE_MERCURY_ENABLED
 ET_RETICULUM_INTERFACE_MODEM73_ENABLED
-ET_RETICULUM_INTERFACE_RNODE_BANDWIDTH
-ET_RETICULUM_INTERFACE_RNODE_CODINGRATE
-ET_RETICULUM_INTERFACE_RNODE_ENABLED
-ET_RETICULUM_INTERFACE_RNODE_FREQUENCY
-ET_RETICULUM_INTERFACE_RNODE_SPREADINGFACTOR
-ET_RETICULUM_INTERFACE_RNODE_TXPOWER
-...
 ```
 
 * Valid characters are capitalized letters (`A-Z`)  and underscores (`_`).
 * Start with the prefix: `ET_`.
 * Reticulum specific tokens start with the prefix: `ET_RETICULUM_`.
 
+The following replacement tokens are planned, but have not yet been
+implemented.
 
-
+```
+ET_RETICULUM_INTERFACE_RNODE_BANDWIDTH
+ET_RETICULUM_INTERFACE_RNODE_CODINGRATE
+ET_RETICULUM_INTERFACE_RNODE_ENABLED
+ET_RETICULUM_INTERFACE_RNODE_FREQUENCY
+ET_RETICULUM_INTERFACE_RNODE_SPREADINGFACTOR
+ET_RETICULUM_INTERFACE_RNODE_TXPOWER
+```
diff --git a/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node b/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
new file mode 100644
index 0000000..240fc0a
--- /dev/null
+++ b/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
@@ -0,0 +1,141 @@
+# Author    : Gaston Gonzalez
+# Date      : 16 July 2026
+# Blueprint : Radio-Only Node, transport disabled
+# Purpose   : This confguration is a blueprint for a radio-only node.
+#             It uses Mercury as the radio interface. If a supported
+#             et-lora device is detected, it will be enabled, too.
+
+[reticulum]
+  
+  # If you enable Transport, your system will route traffic
+  # for other peers, pass announces and serve path requests.
+  # This should only be done for systems that are suited to
+  # act as transport nodes, ie. if they are stationary and
+  # always-on. This directive is optional and can be removed
+  # for brevity.
+  
+  enable_transport = False
+  
+  
+  # By default, the first program to launch the Reticulum
+  # Network Stack will create a shared instance, that other
+  # programs can communicate with. Only the shared instance
+  # opens all the configured interfaces directly, and other
+  # local programs communicate with the shared instance over
+  # a local socket. This is completely transparent to the
+  # user, and should generally be turned on. This directive
+  # is optional and can be removed for brevity.
+  
+  share_instance = Yes
+  
+  
+  # If you want to run multiple *different* shared instances
+  # on the same system, you will need to specify different
+  # instance names for each. On platforms supporting domain
+  # sockets, this can be done with the instance_name option:
+  
+  instance_name = default
+
+# You can configure whether Reticulum should discover
+# available interfaces from other Transport Instances over
+# the network. If this option is enabled, Reticulum will
+# collect interface information discovered from the network.
+
+# discover_interfaces = No
+
+
+# You can configure Reticulum to panic and forcibly close
+# if an unrecoverable interface error occurs, such as the
+# hardware device for an interface disappearing. This is
+# an optional directive, and can be left out for brevity.
+# This behaviour is disabled by default.
+
+# panic_on_interface_error = No
+
+
+# If you're connecting to a large external network, you
+# can use one or more external blackhole list to block
+# spammy and excessive announces onto your network. This
+# funtionality is especially useful if you're hosting public
+# entrypoints or gateways. The list source below provides a
+# functional example, but better, more timely maintained
+# lists probably exist in the community.
+
+# blackhole_sources = 521c87a83afb8f29e4455e77930b973b
+
+
+[logging]
+  # Valid log levels are 0 through 7:
+  #   0: Log only critical information
+  #   1: Log errors and lower log levels
+  #   2: Log warnings and lower log levels
+  #   3: Log notices and lower log levels
+  #   4: Log info and lower (this is the default)
+  #   5: Verbose logging
+  #   6: Debug logging
+  #   7: Extreme logging
+  
+  loglevel = 4
+
+
+[interfaces]
+  
+  [[Default Interface]]
+    type = AutoInterface
+    enabled = No
+
+  [[RNode LoRa Interface]]
+    type = RNodeInterface
+    mode = roaming
+    #enabled = {{ET_RETICULUM_INTERFACE_RNODE_ENABLED}}
+    enabled = no
+
+    port = /dev/et-lora
+
+    # Set frequency to 915 MHz
+    frequency = 915000000
+    #frequency = {{ET_RETICULUM_INTERFACE_RNODE_FREQUENCY}}
+
+    # Set LoRa bandwidth to 125 KHz
+    bandwidth = 125000
+    #bandwidth = {{ET_RETICULUM_INTERFACE_RNODE_BANDWIDTH}}
+
+    # Set TX power in dBm
+    #
+    #  7 dBm =    5 mW
+    # 10 dBm =   10 mW
+    # 14 dBm =   25 mW
+    # 17 dBm =   50 mW
+    # 20 dBm =  100 mW
+    # 22 dBm =  158 mW
+    # 24 dBm =  251 mW
+    # 27 dBm =  501 mW
+    # 28 dBm =  631 mW
+    # 30 dBm = 1000 mW (1 W)
+    txpower = {{ET_RETICULUM_INTERFACE_RNODE_TXPOWER}}
+
+    # Select spreading factor 8. Valid
+    # range is 7 through 12, with 7
+    # being the fastest and 12 having
+    # the longest range.
+    spreadingfactor = 9
+    #spreadingfactor = {{ET_RETICULUM_INTERFACE_RNODE_SPREADINGFACTOR}}
+
+    # Select coding rate 5. Valid range
+    # is 5 throough 8, with 5 being the
+    # fastest, and 8 the longest range.
+    codingrate = 5
+    #codingrate = {{ET_RETICULUM_INTERFACE_RNODE_CODINGRATE}}
+    
+  # See https://github.com/Rhizomatica/mercury/blob/mercuryv2/docs/RETICULUM.md
+  [[Mercury HF]]
+    type = TCPClientInterface
+    interface_enabled = {{ET_RETICULUM_INTERFACE_MERCURY_ENABLED}}
+    kiss_framing = yes 
+    target_host = 127.0.0.1
+    target_port = 8100        
+
+    # Index  Mode     Payload Rate (bps)
+    # 0      DATAC1   980
+    # 9      DATAC17  1410
+    bitrate = 980             

From 3362164eb02cdfc90843de764034d91707cf9a47 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 16:17:09 -0700
Subject: [PATCH 07/14] mercury - Initial wrapper script for starting the
 Mercury HF modem

---
 overlay/opt/emcomm-tools/bin/et-mercury | 104 ++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100755 overlay/opt/emcomm-tools/bin/et-mercury

diff --git a/overlay/opt/emcomm-tools/bin/et-mercury b/overlay/opt/emcomm-tools/bin/et-mercury
new file mode 100755
index 0000000..54704f8
--- /dev/null
+++ b/overlay/opt/emcomm-tools/bin/et-mercury
@@ -0,0 +1,104 @@
+#!/bin/bash
+#
+# Author  : Gaston Gonzalez
+# Date    : 16 July 2026
+# Purpose : Wrapper script for starting Mercury with PnP support
+#
+# Preconditions:
+# 1. Supported radio and audio interface are connected and properly detected
+#
+# Postconditions:
+# 1. Mercury started with sane defaults
+#
+# Notes:
+#
+# Mercury supports many modulation types and configuration options. To
+# keep usage simple, only three modulation settings have been configured
+# that map to a combination of reliability and speed for most general
+# purpose applications.
+
+usage() {
+  echo "usage: $(basename $0) <mode>"
+  echo "  <mode>"
+  echo "    reliability - Max reliability (Slower Speed) [DATAC1]"
+  echo "    balanced    - Balanced (Reliability and Speed) [DATAC17]"
+  echo "    fast        - Fast (Low Reliability) [QAM16C2]"
+}
+
+if [[ $# -ne 1 ]]; then
+  et-log "Can't started Mercury modem. Mode not specified."
+  usage
+  exit 1
+fi
+
+MODE="$1"
+
+case "${MODE}" in
+  reliability)
+    MODE_INDEX="0"
+  ;;
+  balanced)
+    MODE_INDEX="9"
+  ;;
+  fast)
+    MODE_INDEX="10"
+  ;;
+  *)
+    et-log "Can't started Mercury modem. Mode not supported."
+    usage
+    exit 1
+  ;;
+esac
+
+[[ -z ${ET_LOG_DIR} ]] && ET_LOG_DIR="${HOME}/.local/share/emcomm-tools"
+[[ ! -e ${ET_LOG_DIR} ]] && mkdir -p ${ET_LOG_DIR}
+
+start() {
+  update_config
+
+  if [[ $? -eq 0 ]]; then
+
+    systemctl is-active --quiet rigctld
+    if [[ $? -ne 0 ]]; then
+      et-log "Can't start Mercury. rigctld not running. Ensure radio is selected."
+      exit 1
+    fi
+  
+    ALSA_DEVICE=$(et-system-info et-audio-card) 
+
+    CMD="mercury -m ${MODE_INDEX} -i plughw:${ALSA_DEVICE} -o plughw:${ALSA_DEVICE} -A 127.0.0.1:4532"
+
+    et-log "Starting Mercury in mode ${MODE} with: '${CMD}'"
+    echo
+    ${CMD}
+  else 
+    et-log "Error configurating modem. Can't start Mercury"
+    exit 1
+  fi
+}
+
+update_config () {
+
+  et-log "Attempting to start Mercury in mode: '${MODE}'"
+
+  # 1. Check if the symlink was created by the udev rules
+  if [[ -e /dev/et-audio ]]; then
+
+     # 2. Check that this device was properly tagged with the ET_AUDIO env variable with a udev rule
+     APLAY_OUT=$(arecord -l | grep ET_AUDIO)
+     if [[ $? -eq 0 ]]; then
+
+       # Configure ALSA settings for sound card
+       /opt/emcomm-tools/bin/et-audio update-config
+
+     else
+       et-log "No ET_AUDIO device detected."
+       exit 1
+     fi
+  else
+    et-log "No ET_AUDIO device plugged in."
+    exit 1
+  fi
+}
+
+start

From 24bc105bbc365a25c3e6c18247293a61518ca2be Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 16:24:56 -0700
Subject: [PATCH 08/14] mercury - Added user systemd services for starting the
 Mercury modem at different speeds

---
 .../user/et-service-mercury-balanced.service  | 20 +++++++++++++++++++
 .../user/et-service-mercury-fast.service      | 20 +++++++++++++++++++
 .../et-service-mercury-reliability.service    | 20 +++++++++++++++++++
 3 files changed, 60 insertions(+)
 create mode 100644 overlay/etc/skel/.config/systemd/user/et-service-mercury-balanced.service
 create mode 100644 overlay/etc/skel/.config/systemd/user/et-service-mercury-fast.service
 create mode 100644 overlay/etc/skel/.config/systemd/user/et-service-mercury-reliability.service

diff --git a/overlay/etc/skel/.config/systemd/user/et-service-mercury-balanced.service b/overlay/etc/skel/.config/systemd/user/et-service-mercury-balanced.service
new file mode 100644
index 0000000..c1c9c7f
--- /dev/null
+++ b/overlay/etc/skel/.config/systemd/user/et-service-mercury-balanced.service
@@ -0,0 +1,20 @@
+# Author  : Gaston Gonzalez
+# Date    : 16 July 2026
+# Purpose : User systemd unit file for EmComm Tools that starts mercury
+#         : in a balanced configuration.
+#
+# Usage: 
+#  Check status       : systemctl --user status et-service-mercury-balanced
+#  Start service      : systemctl --user start et-service-mercury-balanced
+#  Stop service       : systemctl --user stop et-service-mercury-balanced
+#  Reload this config : systemctl --user daemon-reload
+
+[Unit]
+Description=EmComm Tools mercury default service for balanced performance
+
+[Service]
+ExecStart=/opt/emcomm-tools/bin/et-mercury balanced
+Restart=no
+
+[Install]
+WantedBy=multi-user.target
diff --git a/overlay/etc/skel/.config/systemd/user/et-service-mercury-fast.service b/overlay/etc/skel/.config/systemd/user/et-service-mercury-fast.service
new file mode 100644
index 0000000..c66e698
--- /dev/null
+++ b/overlay/etc/skel/.config/systemd/user/et-service-mercury-fast.service
@@ -0,0 +1,20 @@
+# Author  : Gaston Gonzalez
+# Date    : 16 July 2026
+# Purpose : User systemd unit file for EmComm Tools that starts mercury
+#         : in a fast configuration.
+#
+# Usage: 
+#  Check status       : systemctl --user status et-service-mercury-fast
+#  Start service      : systemctl --user start et-service-mercury-fast
+#  Stop service       : systemctl --user stop et-service-mercury-fast
+#  Reload this config : systemctl --user daemon-reload
+
+[Unit]
+Description=EmComm Tools mercury default service for fast performance
+
+[Service]
+ExecStart=/opt/emcomm-tools/bin/et-mercury fast
+Restart=no
+
+[Install]
+WantedBy=multi-user.target
diff --git a/overlay/etc/skel/.config/systemd/user/et-service-mercury-reliability.service b/overlay/etc/skel/.config/systemd/user/et-service-mercury-reliability.service
new file mode 100644
index 0000000..44a9664
--- /dev/null
+++ b/overlay/etc/skel/.config/systemd/user/et-service-mercury-reliability.service
@@ -0,0 +1,20 @@
+# Author  : Gaston Gonzalez
+# Date    : 16 July 2026
+# Purpose : User systemd unit file for EmComm Tools that starts mercury
+#         : in a reliability configuration.
+#
+# Usage: 
+#  Check status       : systemctl --user status et-service-mercury-reliability
+#  Start service      : systemctl --user start et-service-mercury-reliability
+#  Stop service       : systemctl --user stop et-service-mercury-reliability
+#  Reload this config : systemctl --user daemon-reload
+
+[Unit]
+Description=EmComm Tools mercury default service for reliability performance
+
+[Service]
+ExecStart=/opt/emcomm-tools/bin/et-mercury reliability
+Restart=no
+
+[Install]
+WantedBy=multi-user.target

From 3c79b31cfb72c54abc2012efc5d72c650c03d291 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 16:32:21 -0700
Subject: [PATCH 09/14] mercury - Updated et-kill-all to kill all modem73 and
 mercury modems

---
 overlay/opt/emcomm-tools/bin/et-kill-all  | 11 ++++++++++-
 overlay/opt/emcomm-tools/bin/et-reticulum |  2 +-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/overlay/opt/emcomm-tools/bin/et-kill-all b/overlay/opt/emcomm-tools/bin/et-kill-all
index bea4a3e..35c1a77 100755
--- a/overlay/opt/emcomm-tools/bin/et-kill-all
+++ b/overlay/opt/emcomm-tools/bin/et-kill-all
@@ -2,7 +2,7 @@
 #
 # Author   : Gaston Gonzalez
 # Date     : 12 November 2024
-# Updated  : 29 June 2026
+# Updated  : 16 July 2026
 # Purpose  : Stops all EmComm Tools soundcard-based services (i.e. modems)
 #            and radio applications to ensure a clean start for the next mode.
 
@@ -31,8 +31,17 @@ stop_all_services() {
   # Stop modem73 with a sledge hammer (belt and suspenders) as the current
   # 1.0.7 version can hang on exit.
   systemctl --user stop et-service-modem73-default
+  systemctl --user stop et-service-modem73-reliability
+  systemctl --user stop et-service-modem73-fast
+  systemctl --user stop et-service-modem73-faster
+  systemctl --user stop et-service-modem73-fastest
   pkill -9 modem73
 
+  # Stop the Mercury HF modem
+  systemctl --user stop et-service-mercury-balanced
+  systemctl --user stop et-service-mercury-reliability
+  systemctl --user stop et-service-mercury-fast
+
   # Stop VARA with a sledge hammer
   pkill et-winlink
   pkill et-vara
diff --git a/overlay/opt/emcomm-tools/bin/et-reticulum b/overlay/opt/emcomm-tools/bin/et-reticulum
index 9d57456..f420650 100755
--- a/overlay/opt/emcomm-tools/bin/et-reticulum
+++ b/overlay/opt/emcomm-tools/bin/et-reticulum
@@ -2,7 +2,7 @@
 #
 # Author  : Gaston Gonzalez
 # Date    : 12 May 2026
-# Updated : 30 June 2026
+# Updated : 16 July 2026
 # Purpose : Wrapper script for starting Reticulum with PnP support
 #
 # Preconditions:

From bcafbee0d846f0ca4acb7006ba666f3970a2c4f5 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 16:52:10 -0700
Subject: [PATCH 10/14] reticulum - Removed the RNode interface from all the
 radio-only interfaces (i.e., packet, modem73, and mercury)

---
 .../config.blueprint.mercury-only-node        | 46 +------------------
 .../config.blueprint.modem73-only-node        | 45 +-----------------
 .../config.blueprint.packet-only-node         | 45 +-----------------
 overlay/opt/emcomm-tools/bin/et-reticulum     | 32 +++++++++++++
 4 files changed, 35 insertions(+), 133 deletions(-)

diff --git a/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node b/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
index 240fc0a..1d2907c 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
@@ -2,8 +2,7 @@
 # Date      : 16 July 2026
 # Blueprint : Radio-Only Node, transport disabled
 # Purpose   : This confguration is a blueprint for a radio-only node.
-#             It uses Mercury as the radio interface. If a supported
-#             et-lora device is detected, it will be enabled, too.
+#             It uses Mercury as the radio interface.
 
 [reticulum]
   
@@ -82,51 +81,8 @@
   
   [[Default Interface]]
     type = AutoInterface
-    enabled = No
-
-  [[RNode LoRa Interface]]
-    type = RNodeInterface
-    mode = roaming
-    #enabled = {{ET_RETICULUM_INTERFACE_RNODE_ENABLED}}
     enabled = no
 
-    port = /dev/et-lora
-
-    # Set frequency to 915 MHz
-    frequency = 915000000
-    #frequency = {{ET_RETICULUM_INTERFACE_RNODE_FREQUENCY}}
-
-    # Set LoRa bandwidth to 125 KHz
-    bandwidth = 125000
-    #bandwidth = {{ET_RETICULUM_INTERFACE_RNODE_BANDWIDTH}}
-
-    # Set TX power in dBm
-    #
-    #  7 dBm =    5 mW
-    # 10 dBm =   10 mW
-    # 14 dBm =   25 mW
-    # 17 dBm =   50 mW
-    # 20 dBm =  100 mW
-    # 22 dBm =  158 mW
-    # 24 dBm =  251 mW
-    # 27 dBm =  501 mW
-    # 28 dBm =  631 mW
-    # 30 dBm = 1000 mW (1 W)
-    txpower = {{ET_RETICULUM_INTERFACE_RNODE_TXPOWER}}
-
-    # Select spreading factor 8. Valid
-    # range is 7 through 12, with 7
-    # being the fastest and 12 having
-    # the longest range.
-    spreadingfactor = 9
-    #spreadingfactor = {{ET_RETICULUM_INTERFACE_RNODE_SPREADINGFACTOR}}
-
-    # Select coding rate 5. Valid range
-    # is 5 throough 8, with 5 being the
-    # fastest, and 8 the longest range.
-    codingrate = 5
-    #codingrate = {{ET_RETICULUM_INTERFACE_RNODE_CODINGRATE}}
-    
   # See https://github.com/Rhizomatica/mercury/blob/mercuryv2/docs/RETICULUM.md
   [[Mercury HF]]
     type = TCPClientInterface
diff --git a/overlay/etc/skel/.reticulum/config.blueprint.modem73-only-node b/overlay/etc/skel/.reticulum/config.blueprint.modem73-only-node
index d547aeb..80b3245 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.modem73-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.modem73-only-node
@@ -3,8 +3,7 @@
 # Updated   : 16 July 2026
 # Blueprint : Radio-Only Node, transport disabled
 # Purpose   : This confguration is a blueprint for a radio-only node.
-#             It uses modem73 as the radio interface. If a supported
-#             et-lora device is detected, it will be enabled, too.
+#             It uses modem73 as the radio interface.
 
 [reticulum]
   
@@ -85,48 +84,6 @@
     type = AutoInterface
     enabled = no
 
-  [[RNode LoRa Interface]]
-    type = RNodeInterface
-    mode = roaming
-    enabled = {{ET_RETICULUM_INTERFACE_RNODE_ENABLED}}
-
-    port = /dev/et-lora
-
-    # Set frequency to 915 MHz
-    frequency = 915000000
-    #frequency = {{ET_RETICULUM_INTERFACE_RNODE_FREQUENCY}}
-
-    # Set LoRa bandwidth to 125 KHz
-    bandwidth = 125000
-    #bandwidth = {{ET_RETICULUM_INTERFACE_RNODE_BANDWIDTH}}
-
-    # Set TX power in dBm
-    #
-    #  7 dBm =    5 mW
-    # 10 dBm =   10 mW
-    # 14 dBm =   25 mW
-    # 17 dBm =   50 mW
-    # 20 dBm =  100 mW
-    # 22 dBm =  158 mW
-    # 24 dBm =  251 mW
-    # 27 dBm =  501 mW
-    # 28 dBm =  631 mW
-    # 30 dBm = 1000 mW (1 W)
-    txpower = {{ET_RETICULUM_INTERFACE_RNODE_TXPOWER}}
-
-    # Select spreading factor 8. Valid
-    # range is 7 through 12, with 7
-    # being the fastest and 12 having
-    # the longest range.
-    spreadingfactor = 9
-    #spreadingfactor = {{ET_RETICULUM_INTERFACE_RNODE_SPREADINGFACTOR}}
-
-    # Select coding rate 5. Valid range
-    # is 5 throough 8, with 5 being the
-    # fastest, and 8 the longest range.
-    codingrate = 5
-    #codingrate = {{ET_RETICULUM_INTERFACE_RNODE_CODINGRATE}}
-    
   [[modem73]]
     type = Modem73Interface
     mode = roaming
diff --git a/overlay/etc/skel/.reticulum/config.blueprint.packet-only-node b/overlay/etc/skel/.reticulum/config.blueprint.packet-only-node
index df2c98a..d03764a 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.packet-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.packet-only-node
@@ -3,8 +3,7 @@
 # Updated   : 16 July 2026
 # Blueprint : Radio-Only Node, transport disabled
 # Purpose   : This confguration is a blueprint for a radio-only node.
-#             It uses an AX.25 KISS radio interface. If a supported
-#             et-lora device is detected, it will be enabled, too.
+#             It uses an AX.25 KISS radio interface.
 
 
 [reticulum]
@@ -96,45 +95,3 @@
 
     port = /tmp/kisstnc
     mtu = 256
-
-  [[RNode LoRa Interface]]
-    type = RNodeInterface
-    mode = roaming
-    enabled = {{ET_RETICULUM_INTERFACE_RNODE_ENABLED}}
-    
-    port = /dev/et-lora
-
-    # Set frequency to 915 MHz
-    frequency = 915000000
-    #frequency = {{ET_RETICULUM_INTERFACE_RNODE_FREQUENCY}}
-
-    # Set LoRa bandwidth to 125 KHz
-    bandwidth = 125000
-    #bandwidth = {{ET_RETICULUM_INTERFACE_RNODE_BANDWIDTH}}
-
-    # Set TX power in dBm
-    #
-    #  7 dBm =    5 mW
-    # 10 dBm =   10 mW
-    # 14 dBm =   25 mW
-    # 17 dBm =   50 mW
-    # 20 dBm =  100 mW
-    # 22 dBm =  158 mW
-    # 24 dBm =  251 mW
-    # 27 dBm =  501 mW
-    # 28 dBm =  631 mW
-    # 30 dBm = 1000 mW (1 W)
-    txpower = {{ET_RETICULUM_INTERFACE_RNODE_TXPOWER}}
-
-    # Select spreading factor 8. Valid
-    # range is 7 through 12, with 7
-    # being the fastest and 12 having
-    # the longest range.
-    spreadingfactor = 9
-    #spreadingfactor = {{ET_RETICULUM_INTERFACE_RNODE_SPREADINGFACTOR}}
-
-    # Select coding rate 5. Valid range
-    # is 5 throough 8, with 5 being the
-    # fastest, and 8 the longest range.
-    codingrate = 5
-    #codingrate = {{ET_RETICULUM_INTERFACE_RNODE_CODINGRATE}}
diff --git a/overlay/opt/emcomm-tools/bin/et-reticulum b/overlay/opt/emcomm-tools/bin/et-reticulum
index f420650..66ea060 100755
--- a/overlay/opt/emcomm-tools/bin/et-reticulum
+++ b/overlay/opt/emcomm-tools/bin/et-reticulum
@@ -108,6 +108,13 @@ if [[ $? -eq 0 ]]; then
     modem_options+=("modem73-fastest" "Fastest (Lowest Reliability) [QAM64]")
   fi
 
+  HAS_MERCURY_CONFIG=`grep "Mercury HF" ~/.reticulum/config`
+  if [[ $? -eq 0 ]]; then
+    modem_options+=("mercury-reliability" "Max reliability (Slower Speed) [DATAC1]")
+    modem_options+=("mercury-balanced" "Balanced (Reliability and Speed) [DATAC17]")
+    modem_options+=("mercury-fast" "Fast (Low Reliability) [QAM16C2]")
+  fi
+
   modem_choice=$(dialog \
     --clear \
     --title "Reticulum Configuration" \
@@ -156,6 +163,18 @@ if [[ $? -eq 0 ]]; then
         et-log "Starting modem73 in fastest mode"
         start_and_wait_for_service et-service-modem73-fastest
       ;;
+      mercury-reliability)
+        et-log "Starting mercury in reliability mode"
+        start_and_wait_for_service et-service-mercury-reliability
+      ;;
+      mercury-balanced)
+        et-log "Starting mercury in balanced mode"
+        start_and_wait_for_service et-service-mercury-balanced
+      ;;
+      mercury-fast)
+        et-log "Starting mercury in fast mode"
+        start_and_wait_for_service et-service-mercury-fast
+      ;;
       *)
         et-log "No modem specified"
       ;;
@@ -178,6 +197,19 @@ else
 fi
 sed -i "s|{{ET_RETICULUM_INTERFACE_MODEM73_ENABLED}}|${INTERFACE_MODEM73_ENABLED}|g" ${RETICULUM_CONF_FILE}
 
+############################################################
+# Mercurcy HF interface updates
+############################################################
+
+# Enable/disable intereface based on PnP device detection
+IS_MERCURY_RUNNING=`ps -ef | grep [m]ercury`
+if [[ $? -eq 0 ]]; then
+  INTERFACE_MERCURY_ENABLED="yes"
+else
+  INTERFACE_MERCURY_ENABLED="no"
+fi
+sed -i "s|{{ET_RETICULUM_INTERFACE_MERCURY_ENABLED}}|${INTERFACE_MERCURY_ENABLED}|g" ${RETICULUM_CONF_FILE}
+
 ############################################################
 # AX.25 KISS (Packet Radio) interface updates
 ############################################################

From 716cf3c1449127c4f59282cad785d5139e938ec6 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 17:08:14 -0700
Subject: [PATCH 11/14] mercury - Disabled the following Mercury modes (DATAC17
 and QAM16C2) as they do not appear as valid indexes in version 1.9.9

---
 .../skel/.reticulum/config.blueprint.mercury-only-node   | 3 ++-
 overlay/opt/emcomm-tools/bin/et-mercury                  | 9 +++++++++
 overlay/opt/emcomm-tools/bin/et-reticulum                | 7 +++++--
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node b/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
index 1d2907c..0fb4276 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
@@ -93,5 +93,6 @@
 
     # Index  Mode     Payload Rate (bps)
     # 0      DATAC1   980
-    # 9      DATAC17  1410
+    # 9      DATAC17  1410 (not yet supported)
+    # 10     QAM16C2  3100 (not yet supported)
     bitrate = 980             
diff --git a/overlay/opt/emcomm-tools/bin/et-mercury b/overlay/opt/emcomm-tools/bin/et-mercury
index 54704f8..6b21dd6 100755
--- a/overlay/opt/emcomm-tools/bin/et-mercury
+++ b/overlay/opt/emcomm-tools/bin/et-mercury
@@ -16,6 +16,11 @@
 # keep usage simple, only three modulation settings have been configured
 # that map to a combination of reliability and speed for most general
 # purpose applications.
+#
+# The DATAC17 and QAM16C2 modes are documented on the RETICULUM.md
+# documenation on the mercury GitHub project, but are not yet supported
+# in version 1.9.9. Disabling these options from now.
+
 
 usage() {
   echo "usage: $(basename $0) <mode>"
@@ -39,9 +44,13 @@ case "${MODE}" in
   ;;
   balanced)
     MODE_INDEX="9"
+    et-log "Mode not yet supported."
+    exit 1
   ;;
   fast)
     MODE_INDEX="10"
+    et-log "Mode not yet supported."
+    exit 1
   ;;
   *)
     et-log "Can't started Mercury modem. Mode not supported."
diff --git a/overlay/opt/emcomm-tools/bin/et-reticulum b/overlay/opt/emcomm-tools/bin/et-reticulum
index 66ea060..ed1f4d3 100755
--- a/overlay/opt/emcomm-tools/bin/et-reticulum
+++ b/overlay/opt/emcomm-tools/bin/et-reticulum
@@ -111,8 +111,11 @@ if [[ $? -eq 0 ]]; then
   HAS_MERCURY_CONFIG=`grep "Mercury HF" ~/.reticulum/config`
   if [[ $? -eq 0 ]]; then
     modem_options+=("mercury-reliability" "Max reliability (Slower Speed) [DATAC1]")
-    modem_options+=("mercury-balanced" "Balanced (Reliability and Speed) [DATAC17]")
-    modem_options+=("mercury-fast" "Fast (Low Reliability) [QAM16C2]")
+    # The modes below, DATAC17 and QAM16C2, are documented on the RETICULUM.md
+    # documenation on the mercury GitHub project, but are not yet supported in
+    # version 1.9.9. Disabling these options from the UI for now.
+    #modem_options+=("mercury-balanced" "Balanced (Reliability and Speed) [DATAC17]")
+    #modem_options+=("mercury-fast" "Fast (Low Reliability) [QAM16C2]")
   fi
 
   modem_choice=$(dialog \

From dfda7d570b1db26c1e1e70020e640fc34e276e29 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 17:12:43 -0700
Subject: [PATCH 12/14] reticulum - Exit if user does not select a modem

---
 overlay/opt/emcomm-tools/bin/et-reticulum | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/overlay/opt/emcomm-tools/bin/et-reticulum b/overlay/opt/emcomm-tools/bin/et-reticulum
index ed1f4d3..9278b5d 100755
--- a/overlay/opt/emcomm-tools/bin/et-reticulum
+++ b/overlay/opt/emcomm-tools/bin/et-reticulum
@@ -125,6 +125,14 @@ if [[ $? -eq 0 ]]; then
     13 70 10 \
     "${modem_options[@]}" \
     2>&1 >/dev/tty)
+  EXIT_STATUS=$?
+
+  tput sgr0 && clear
+
+  if [[ ${EXIT_STATUS} -ne 0 ]]; then
+    et-log "No modem selected"
+    exit ${EXIT_STATUS}
+  fi
 
   dialog \
     --title "Note on Reticulum" \

From 10d0a967a79133f8b18d3b5b27c8ab049774f68d Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 17:14:58 -0700
Subject: [PATCH 13/14] reticulum - Exit if user does not want to run
 encryption

---
 overlay/opt/emcomm-tools/bin/et-reticulum | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/overlay/opt/emcomm-tools/bin/et-reticulum b/overlay/opt/emcomm-tools/bin/et-reticulum
index 9278b5d..d40cf41 100755
--- a/overlay/opt/emcomm-tools/bin/et-reticulum
+++ b/overlay/opt/emcomm-tools/bin/et-reticulum
@@ -143,7 +143,8 @@ if [[ $? -eq 0 ]]; then
   tput sgr 0 && clear
 
   if [[ ${EXIT_STATUS} -ne 0 ]]; then
-    et-log "User canceled modem selection. Packet modem will not be started and interface will not be enabled."
+    et-log "User does not want to start modem given required use of encryption."
+    exit ${EXIT_STATUS}
   else
     case ${modem_choice} in
       300-packet)

From 5e39f0c3786f175f13223271c3dfb3ddfa9e1085 Mon Sep 17 00:00:00 2001
From: thetechprepper <info@thetechprepper.com>
Date: Thu, 16 Jul 2026 17:59:01 -0700
Subject: [PATCH 14/14] reticulum - Set mode to roaming for Mercury interface

---
 overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node | 1 +
 1 file changed, 1 insertion(+)

diff --git a/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node b/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
index 0fb4276..763a0ef 100644
--- a/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
+++ b/overlay/etc/skel/.reticulum/config.blueprint.mercury-only-node
@@ -86,6 +86,7 @@
   # See https://github.com/Rhizomatica/mercury/blob/mercuryv2/docs/RETICULUM.md
   [[Mercury HF]]
     type = TCPClientInterface
+    mode = roaming
     interface_enabled = {{ET_RETICULUM_INTERFACE_MERCURY_ENABLED}}
     kiss_framing = yes 
     target_host = 127.0.0.1