diff --git a/Cargo.lock b/Cargo.lock
index f345f91d7f74b2ff5c635917ac473303c5b91bc2..95a3b55b57df095490a5d43636a9d8203c8a611e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -57,9 +57,9 @@ dependencies = [
 
 [[package]]
 name = "anstyle"
-version = "1.0.5"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2faccea4cc4ab4a667ce676a30e8ec13922a692c99bb8f5b11f1502c72e04220"
+checksum = "8901269c6307e8d93993578286ac0edf7f195079ffff5ebdeea6a59ffb7e36bc"
 
 [[package]]
 name = "anstyle-parse"
@@ -306,9 +306,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.33"
+version = "0.4.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f13690e35a5e4ace198e7beea2895d29f3a9cc55015fcebe6336bd2010af9eb"
+checksum = "5bc015644b92d5890fab7489e49d21f879d5c990186827d42ec511919404f38b"
 dependencies = [
  "android-tzdata",
  "iana-time-zone",
@@ -319,9 +319,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.4.18"
+version = "4.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e578d6ec4194633722ccf9544794b71b1385c3c027efe0c55db226fc880865c"
+checksum = "80c21025abd42669a92efc996ef13cfb2c5c627858421ea58d5c3b331a6c134f"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -329,21 +329,21 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.4.18"
+version = "4.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4df4df40ec50c46000231c914968278b1eb05098cf8f1b3a518a95030e71d1c7"
+checksum = "458bf1f341769dfcf849846f65dffdf9146daa56bcd2a47cb4e1de9915567c99"
 dependencies = [
  "anstream",
  "anstyle",
  "clap_lex",
- "strsim",
+ "strsim 0.11.0",
 ]
 
 [[package]]
 name = "clap_derive"
-version = "4.4.7"
+version = "4.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf9804afaaf59a91e75b022a30fb7229a7901f60c755489cc61c9b423b836442"
+checksum = "307bc0538d5f0f83b8248db3087aa92fe504e4691294d0c96c0eabc33f47ba47"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -353,9 +353,9 @@ dependencies = [
 
 [[package]]
 name = "clap_lex"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "702fc72eb24e5a1e48ce58027a675bc24edd52096d5397d4aea7c6dd9eca0bd1"
+checksum = "98cc8fbded0c607b7ba9dd60cd98df59af97e84d24e49c8557331cfc26d301ce"
 
 [[package]]
 name = "colorchoice"
@@ -430,7 +430,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "strsim",
+ "strsim 0.10.0",
  "syn 2.0.48",
 ]
 
@@ -463,9 +463,9 @@ checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
 [[package]]
 name = "either"
-version = "1.9.0"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
+checksum = "11157ac094ffbdde99aa67b23417ebdd801842852b500e395a45a9c0aac03e4a"
 
 [[package]]
 name = "embedded-hal"
@@ -610,7 +610,7 @@ dependencies = [
  "futures-sink",
  "futures-util",
  "http",
- "indexmap 2.2.2",
+ "indexmap 2.2.3",
  "slab",
  "tokio",
  "tokio-util",
@@ -662,9 +662,9 @@ checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
 
 [[package]]
 name = "hermit-abi"
-version = "0.3.4"
+version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d3d0e0f38255e7fa3cf31335b3a56f05febd18025f4db5ef7a0cfb4f8da651f"
+checksum = "bd5256b483761cd23699d0da46cc6fd2ee3be420bbe6d020ae4a091e70b7e9fd"
 
 [[package]]
 name = "hex"
@@ -753,9 +753,9 @@ dependencies = [
 
 [[package]]
 name = "iana-time-zone"
-version = "0.1.59"
+version = "0.1.60"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6a67363e2aa4443928ce15e57ebae94fd8949958fd1223c4cfc0cd473ad7539"
+checksum = "e7ffbb5a1b541ea2561f8c41c087286cc091e21e556a4f09a8f6cbf17b69b141"
 dependencies = [
  "android_system_properties",
  "core-foundation-sys",
@@ -793,9 +793,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.2.2"
+version = "2.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "824b2ae422412366ba479e8111fd301f7b5faece8149317bb81925979a53f520"
+checksum = "233cf39063f058ea2caae4091bf4a3ef70a653afbc026f5c4a4135d114e3c177"
 dependencies = [
  "equivalent",
  "hashbrown 0.14.3",
@@ -828,17 +828,17 @@ checksum = "b1a46d1a171d865aa5f83f92695765caa047a9b4cbae2cbf37dbd613a793fd4c"
 
 [[package]]
 name = "js-sys"
-version = "0.3.67"
+version = "0.3.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a1d36f1235bc969acba30b7f5990b864423a6068a10f7c90ae8f0112e3a59d1"
+checksum = "406cda4b368d531c842222cf9d2600a9a4acce8d29423695379c6868a143a9ee"
 dependencies = [
  "wasm-bindgen",
 ]
 
 [[package]]
 name = "labrador-ldpc"
-version = "1.1.1"
-source = "git+https://github.com/adamgreig/labrador-ldpc#a6b1b1feb65ec3eae5bb1797f2e4798d4fcee92e"
+version = "1.2.0"
+source = "git+https://github.com/adamgreig/labrador-ldpc#2f92a499c3968819a21037c04714f330f95a34b2"
 
 [[package]]
 name = "lazy_static"
@@ -884,9 +884,9 @@ checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
 
 [[package]]
 name = "miniz_oxide"
-version = "0.7.1"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7810e0be55b428ada41041c41f32c9f1a42817901b4ccf45fa3d4b6561e74c7"
+checksum = "9d811f3e15f28568be3407c8e7fdb6514c1cda3cb30683f15b6a1a1dc4ea14a7"
 dependencies = [
  "adler",
 ]
@@ -931,9 +931,9 @@ checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
 
 [[package]]
 name = "num-traits"
-version = "0.2.17"
+version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39e3200413f237f41ab11ad6d161bc7239c84dcb631773ccd7de3dfe4b5c267c"
+checksum = "da0df0e5185db44f69b44f26786fe401b6c293d1907744beaa7fa62b2e5a517a"
 dependencies = [
  "autocfg",
 ]
@@ -988,7 +988,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e1d3afd2628e69da2be385eb6f2fd57c8ac7977ceeff6dc166ff1657b0e386a9"
 dependencies = [
  "fixedbitset",
- "indexmap 2.2.2",
+ "indexmap 2.2.3",
 ]
 
 [[package]]
@@ -1176,15 +1176,6 @@ dependencies = [
  "getrandom",
 ]
 
-[[package]]
-name = "redox_syscall"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4722d768eff46b75989dd134e5c353f0d6296e5aaa3132e776cbdb56be7731aa"
-dependencies = [
- "bitflags 1.3.2",
-]
-
 [[package]]
 name = "regex"
 version = "1.10.3"
@@ -1217,7 +1208,7 @@ checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"
 [[package]]
 name = "rf4463"
 version = "0.1.0"
-source = "git+https://gitlab.scd31.com/stephen/rf4463-lib#e6ef9a2fd2c64bff5ea7c1716dcc21943add0c2d"
+source = "git+https://gitlab.scd31.com/stephen/rf4463-lib#44b1ec1a15aab230388a8da3a313cbaa21a849e7"
 dependencies = [
  "embedded-hal 0.2.7",
 ]
@@ -1409,16 +1400,17 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "3.6.0"
+version = "3.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b0ed1662c5a68664f45b76d18deb0e234aff37207086803165c961eb695e981"
+checksum = "15d167997bd841ec232f5b2b8e0e26606df2e7caa4c31b95ea9ca52b200bd270"
 dependencies = [
  "base64",
  "chrono",
  "hex",
  "indexmap 1.9.3",
- "indexmap 2.2.2",
+ "indexmap 2.2.3",
  "serde",
+ "serde_derive",
  "serde_json",
  "serde_with_macros",
  "time",
@@ -1426,9 +1418,9 @@ dependencies = [
 
 [[package]]
 name = "serde_with_macros"
-version = "3.6.0"
+version = "3.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "568577ff0ef47b879f736cd66740e022f3672788cdf002a05a4e609ea5a6fb15"
+checksum = "865f9743393e638991566a8b7a479043c2c8da94a33e0a31f18214c9cae0a64d"
 dependencies = [
  "darling",
  "proc-macro2",
@@ -1498,6 +1490,12 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
+[[package]]
+name = "strsim"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ee073c9e4cd00e28217186dbe12796d692868f432bf2e97ee73bed0c56dfa01"
+
 [[package]]
 name = "syn"
 version = "1.0.109"
@@ -1534,22 +1532,21 @@ checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
 
 [[package]]
 name = "tempfile"
-version = "3.9.0"
+version = "3.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01ce4141aa927a6d1bd34a041795abd0db1cccba5d5f24b009f694bdf3a1f3fa"
+checksum = "a365e8cd18e44762ef95d87f284f4b5cd04107fec2ff3052bd6a3e6069669e67"
 dependencies = [
  "cfg-if",
  "fastrand",
- "redox_syscall",
  "rustix",
  "windows-sys 0.52.0",
 ]
 
 [[package]]
 name = "time"
-version = "0.3.32"
+version = "0.3.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe80ced77cbfb4cb91a94bf72b378b4b6791a0d9b7f09d0be747d1bdff4e68bd"
+checksum = "c8248b6521bb14bc45b4067159b9b6ad792e2d6d754d6c41fb50e29fefe38749"
 dependencies = [
  "deranged",
  "itoa",
@@ -1578,9 +1575,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.35.1"
+version = "1.36.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c89b4efa943be685f629b149f53829423f8f5531ea21249408e8e2f8671ec104"
+checksum = "61285f6515fa018fb2d1e46eb21223fff441ee8db5d0f1435e8ab4f5cdb80931"
 dependencies = [
  "backtrace",
  "bytes",
@@ -1651,9 +1648,9 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.8.9"
+version = "0.8.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c6a4b9e8023eb94392d3dca65d717c53abc5dad49c07cb65bb8fcd87115fa325"
+checksum = "9a9aad4a3066010876e8dcf5a8a06e70a558751117a145c6ce2b82c2e2054290"
 dependencies = [
  "serde",
  "serde_spanned",
@@ -1672,11 +1669,11 @@ dependencies = [
 
 [[package]]
 name = "toml_edit"
-version = "0.21.1"
+version = "0.22.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
+checksum = "99e68c159e8f5ba8a28c4eb7b0c0c190d77bb479047ca713270048145a9ad28a"
 dependencies = [
- "indexmap 2.2.2",
+ "indexmap 2.2.3",
  "serde",
  "serde_spanned",
  "toml_datetime",
@@ -1846,9 +1843,9 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.90"
+version = "0.2.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1223296a201415c7fad14792dbefaace9bd52b62d33453ade1c5b5f07555406"
+checksum = "c1e124130aee3fb58c5bdd6b639a0509486b0338acaaae0c84a5124b0f588b7f"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -1856,9 +1853,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.90"
+version = "0.2.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcdc935b63408d58a32f8cc9738a0bffd8f05cc7c002086c6ef20b7312ad9dcd"
+checksum = "c9e7e1900c352b609c8488ad12639a311045f40a35491fb69ba8c12f758af70b"
 dependencies = [
  "bumpalo",
  "log",
@@ -1871,9 +1868,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.90"
+version = "0.2.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e4c238561b2d428924c49815533a8b9121c664599558a5d9ec51f8a1740a999"
+checksum = "b30af9e2d358182b5c7449424f017eba305ed32a7010509ede96cdc4696c46ed"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -1881,9 +1878,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.90"
+version = "0.2.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bae1abb6806dc1ad9e560ed242107c0f6c84335f1749dd4e8ddb012ebd5e25a7"
+checksum = "642f325be6301eb8107a83d12a8ac6c1e1c54345a7ef1a9261962dfefda09e66"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1894,9 +1891,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.90"
+version = "0.2.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d91413b1c31d7539ba5ef2451af3f0b833a005eb27a631cec32bc0635a8602b"
+checksum = "4f186bd2dcf04330886ce82d6f33dd75a7bfcf69ecf5763b89fcde53b6ac9838"
 
 [[package]]
 name = "which"
@@ -2053,9 +2050,9 @@ checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
 
 [[package]]
 name = "winnow"
-version = "0.5.36"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "818ce546a11a9986bc24f93d0cdf38a8a1a400f1473ea8c82e59f6e0ffab9249"
+checksum = "d90f4e0f530c4c69f62b80d839e9ef3855edc9cba471a160c4d692deed62b401"
 dependencies = [
  "memchr",
 ]
diff --git a/config.example.toml b/config.example.toml
index e575dacc12168aca617af451d6ccb5bb245a59d2..765dd9d6bae7c6a09355fc3b40da2b758f4fb8b6 100644
--- a/config.example.toml
+++ b/config.example.toml
@@ -2,6 +2,7 @@ callsign = "CHANGEME"
 ssid = 0
 icon = 0
 frequency = 430_500_000 # The standard CATS frequency
+enable_tx = true # If false, will be an RX-only I-Gate
 
 [felinet]
 address = "https://felinet.cats.radio"
diff --git a/src/config.rs b/src/config.rs
index 0efd518bb12aadb3f3eb7a423d4aa2198563ec18..e6723ac183c0190fdfb9747e3fabcaf745e0daa9 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -12,6 +12,10 @@ const fn default_frequency() -> u32 {
     DEFAULT_FREQUENCY
 }
 
+const fn default_enable_tx() -> bool {
+    true
+}
+
 #[derive(Deserialize, Clone)]
 pub struct FelinetConfig {
     pub address: String,
@@ -41,6 +45,8 @@ pub struct Config {
     pub icon: u16,
     #[serde(default = "default_frequency")]
     pub frequency: u32,
+    #[serde(default = "default_enable_tx")]
+    pub enable_tx: bool,
     pub felinet: Option<FelinetConfig>,
     pub beacon: BeaconConfig,
 }
diff --git a/src/main.rs b/src/main.rs
index b7b289dc201648b174f6ac688506e27623e58e8b..3253781d387d9459671af5e4deb82674f6ee3dd6 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -41,7 +41,7 @@ async fn main() -> anyhow::Result<()> {
 
     let (packet_tx, packet_receive) = mpsc::channel(16);
     let (packet_send, packet_rx) = mpsc::channel(16);
-    let radio = RadioManager::new(packet_tx, packet_rx, config.frequency)
+    let radio = RadioManager::new(packet_tx, packet_rx, config.frequency, config.enable_tx)
         .expect("Could not initialize radio");
 
     match cli.xmit_test {
diff --git a/src/radio.rs b/src/radio.rs
index 72108051547c0435c454f6753dd29e51197b9008..9656358a5c4c79b61a33910bb2f426af04817f24 100644
--- a/src/radio.rs
+++ b/src/radio.rs
@@ -19,6 +19,7 @@ pub const MAX_PACKET_LEN: usize = 8191;
 
 pub struct RadioManager {
     radio: Rf4463<Spi, OutputPin, OutputPin, Delay>,
+    enable_tx: bool,
 
     tx: Sender<(Vec<u8>, f64)>,
     rx: Receiver<Vec<u8>>,
@@ -31,6 +32,7 @@ impl RadioManager {
         tx: Sender<(Vec<u8>, f64)>,
         rx: Receiver<Vec<u8>>,
         freq: u32,
+        enable_tx: bool,
     ) -> anyhow::Result<Self> {
         let spi = Spi::new(Bus::Spi0, SlaveSelect::Ss0, 1_000_000, Mode::Mode0)?;
         let gpio = Gpio::new()?;
@@ -49,6 +51,8 @@ impl RadioManager {
 
         Ok(Self {
             radio,
+            enable_tx,
+
             tx,
             rx,
             rx_buf,
@@ -119,6 +123,10 @@ impl RadioManager {
     }
 
     async fn tx(&mut self, data: &[u8]) -> anyhow::Result<()> {
+        if !self.enable_tx {
+            return Ok(());
+        }
+
         // ensures we don't tx over a packet,
         // and adds some random delay so that every node
         // if offset slightly