diff --git a/.busbar-ref b/.busbar-ref
index 9e85a74..b060b1a 100644
--- a/.busbar-ref
+++ b/.busbar-ref
@@ -1 +1 @@
-7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4 1.6.0
+276a156148703ed720f133ec8791df317a9c44dd 1.6.0
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index df72cf1..2a60b0c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ permissions:
 
 jobs:
   ci:
-    uses: GetBusbar/busbar/.github/workflows/plugin-ci.yml@7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4
+    uses: GetBusbar/busbar/.github/workflows/plugin-ci.yml@276a156148703ed720f133ec8791df317a9c44dd
     with:
       service: none
       busbar_checkout: false
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f3185aa..a7dbd83 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -25,7 +25,7 @@ jobs:
     secrets: inherit
   release:
     needs: ci
-    uses: GetBusbar/busbar/.github/workflows/plugin-release.yml@7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4
+    uses: GetBusbar/busbar/.github/workflows/plugin-release.yml@276a156148703ed720f133ec8791df317a9c44dd
     with:
       plugin_crate: busbar-export-webhook-plugin
       manifest_name: busbar-export-webhook
@@ -41,7 +41,7 @@ jobs:
   consumer-verify:
     needs: release
     if: ${{ !cancelled() }}
-    uses: GetBusbar/busbar/.github/workflows/plugin-consumer-verify.yml@7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4
+    uses: GetBusbar/busbar/.github/workflows/plugin-consumer-verify.yml@276a156148703ed720f133ec8791df317a9c44dd
     with:
       version: ${{ github.ref_name }}
       asset_prefix: busbar-export-webhook
diff --git a/.github/workflows/repin.yml b/.github/workflows/repin.yml
index 40a7db8..e785e5a 100644
--- a/.github/workflows/repin.yml
+++ b/.github/workflows/repin.yml
@@ -28,7 +28,7 @@ permissions:
 
 jobs:
   repin:
-    uses: GetBusbar/busbar/.github/workflows/plugin-repin.yml@7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4
+    uses: GetBusbar/busbar/.github/workflows/plugin-repin.yml@276a156148703ed720f133ec8791df317a9c44dd
     with:
       busbar_sha: ${{ github.event.client_payload.sha || inputs.busbar_sha }}
       busbar_version: ${{ github.event.client_payload.version || inputs.busbar_version }}
diff --git a/Cargo.lock b/Cargo.lock
index e277d32..6b86d84 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -201,7 +201,7 @@ checksum = "72f5acc6cb2ba439de613abc23857ec3d78374d8ed5ac84e9d11336e87da8649"
 [[package]]
 name = "busbar-contract"
 version = "1.6.0"
-source = "git+https://www.github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://www.github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "async-trait",
  "base64 0.22.1",
@@ -224,10 +224,11 @@ dependencies = [
 [[package]]
 name = "busbar-core-connector"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
  "busbar-kernel",
+ "busbar-kernel-egress",
  "crc32fast",
  "dimpl",
  "futures",
@@ -273,7 +274,7 @@ dependencies = [
 [[package]]
 name = "busbar-kernel"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "arc-swap",
  "async-trait",
@@ -311,7 +312,6 @@ dependencies = [
  "serde_yaml_ng",
  "sonic-rs",
  "tokio",
- "tokio-util",
  "tower",
  "tracing",
  "tracing-log",
@@ -323,7 +323,7 @@ dependencies = [
 [[package]]
 name = "busbar-kernel-audit"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
  "ed25519-dalek",
@@ -334,7 +334,7 @@ dependencies = [
 [[package]]
 name = "busbar-kernel-breaker"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
  "httpdate",
@@ -343,7 +343,7 @@ dependencies = [
 [[package]]
 name = "busbar-kernel-egress"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
  "bytes",
@@ -353,19 +353,17 @@ dependencies = [
 [[package]]
 name = "busbar-kernel-identity"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
  "hex",
  "ring",
- "serde",
- "tracing",
 ]
 
 [[package]]
 name = "busbar-kernel-ledger"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
  "ring",
@@ -375,7 +373,7 @@ dependencies = [
 [[package]]
 name = "busbar-kernel-scope"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
 ]
@@ -383,7 +381,7 @@ dependencies = [
 [[package]]
 name = "busbar-kernel-wal"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
  "ring",
@@ -392,11 +390,9 @@ dependencies = [
 [[package]]
 name = "busbar-plugin-loader"
 version = "1.5.0"
-source = "git+https://github.com/GetBusbar/busbar?rev=7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4#7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4"
+source = "git+https://github.com/GetBusbar/busbar?rev=276a156148703ed720f133ec8791df317a9c44dd#276a156148703ed720f133ec8791df317a9c44dd"
 dependencies = [
  "busbar-contract",
- "busbar-kernel-ledger",
- "busbar-kernel-wal",
  "ed25519-dalek",
  "flate2",
  "futures",
@@ -414,7 +410,7 @@ dependencies = [
 [[package]]
 name = "busbar-transport-http"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar-transport-http?rev=9e0d6fee15e14d9a4b6af1f0e1b9f0e95655f03a#9e0d6fee15e14d9a4b6af1f0e1b9f0e95655f03a"
+source = "git+https://github.com/GetBusbar/busbar-transport-http?rev=a715d1ab57dcec469930563da0c0509a4fb75289#a715d1ab57dcec469930563da0c0509a4fb75289"
 dependencies = [
  "busbar-contract",
  "bytes",
@@ -432,7 +428,7 @@ dependencies = [
 [[package]]
 name = "busbar-transport-tcp"
 version = "1.6.0"
-source = "git+https://github.com/GetBusbar/busbar-transport-tcp?rev=89d08ebcb91e5b2d4001b667fba151d9bc09d22d#89d08ebcb91e5b2d4001b667fba151d9bc09d22d"
+source = "git+https://github.com/GetBusbar/busbar-transport-tcp?rev=eb334dd6e9d3dcd62ae1616f77a5ed56311b255a#eb334dd6e9d3dcd62ae1616f77a5ed56311b255a"
 dependencies = [
  "busbar-contract",
 ]
@@ -644,7 +640,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index ef1e2f9..426b60f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,8 +10,8 @@
 # `.busbar-ref`; no sibling-checkout path dependency ships in any manifest.
 #
 # THIRD-PARTY VERSIONS ARE THE FLEET'S, NOT THIS REPO'S. The table below is busbar's own root
-# `[workspace.dependencies]` (third-party rows) at busbar 7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4, followed by the plugin-only rows
-# of busbar's `.github/fleet/deps.toml` at 7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4. A member takes a crate with
+# `[workspace.dependencies]` (third-party rows) at busbar 276a156148703ed720f133ec8791df317a9c44dd, followed by the plugin-only rows
+# of busbar's `.github/fleet/deps.toml` at 276a156148703ed720f133ec8791df317a9c44dd. A member takes a crate with
 # `{ workspace = true }` (adding features if it needs them); a crate in neither table is a new
 # `deps.toml` row in busbar first. CI holds this repo's Cargo.lock to busbar's lock at the pin.
 [workspace]
@@ -29,17 +29,18 @@ publish = false
 repository = "https://github.com/GetBusbar/busbar-export-webhook"
 
 [workspace.dependencies]
-busbar-contract = { git = "https://github.com/GetBusbar/busbar", rev = "7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4" }
-busbar-plugin-loader = { git = "https://github.com/GetBusbar/busbar", rev = "7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4" }
+busbar-contract = { git = "https://github.com/GetBusbar/busbar", rev = "276a156148703ed720f133ec8791df317a9c44dd" }
+busbar-plugin-loader = { git = "https://github.com/GetBusbar/busbar", rev = "276a156148703ed720f133ec8791df317a9c44dd" }
 # THE SUITE'S HOST CONNECTOR (dev-only; export-webhook-plugin/tests/support/conformance_host.rs,
 # rendered because the declares file states network needs): busbar's connector and its TLS
 # test kit at the pin, and the transport framers those needs name, at the revs busbar links.
-busbar-core-connector = { git = "https://github.com/GetBusbar/busbar", rev = "7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4", features = ["test-support"] }
-busbar-transport-http = { git = "https://github.com/GetBusbar/busbar-transport-http", rev = "9e0d6fee15e14d9a4b6af1f0e1b9f0e95655f03a" }
-busbar-transport-tcp = { git = "https://github.com/GetBusbar/busbar-transport-tcp", rev = "89d08ebcb91e5b2d4001b667fba151d9bc09d22d" }
-# busbar's root [workspace.dependencies], third-party rows, at 7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4
+busbar-core-connector = { git = "https://github.com/GetBusbar/busbar", rev = "276a156148703ed720f133ec8791df317a9c44dd", features = ["test-support"] }
+busbar-transport-http = { git = "https://github.com/GetBusbar/busbar-transport-http", rev = "a715d1ab57dcec469930563da0c0509a4fb75289" }
+busbar-transport-tcp = { git = "https://github.com/GetBusbar/busbar-transport-tcp", rev = "eb334dd6e9d3dcd62ae1616f77a5ed56311b255a" }
+# busbar's root [workspace.dependencies], third-party rows, at 276a156148703ed720f133ec8791df317a9c44dd
 a2a-lf = "0.3.0"
 a2a-pb = "0.2.0"
+aes = { version = "0.8", default-features = false }
 arc-swap = "1"
 async-trait = "0.1"
 axum = "0.8"
@@ -81,7 +82,6 @@ prost = { version = "0.14", default-features = false, features = ["std"] }
 rcgen = { version = "0.14", default-features = false, features = ["crypto", "ring"] }
 reqwest = { version = "0.12", default-features = false, features = ["rustls-tls", "stream"] }
 ring = "0.17"
-rmcp = { version = "3.1.2", default-features = false }
 rustls = { version = "0.23", default-features = false, features = ["ring", "std", "tls12"] }
 rustls-pki-types = { version = "1", default-features = false, features = ["std"] }
 schemars = "1"
@@ -93,6 +93,7 @@ sha2 = "0.10"
 smallvec = "1"
 socket2 = { version = "0.6", features = ["all"] }
 sonic-rs = "0.5"
+str0m = { version = "=0.24.1", default-features = false }
 syn = { version = "2", features = ["full", "visit", "parsing", "printing"] }
 tar = { version = "0.4", default-features = false }
 tikv-jemalloc-ctl = "0.6"
@@ -113,12 +114,15 @@ url = "2"
 webpki = { package = "rustls-webpki", version = "0.103", default-features = false, features = ["std", "ring"] }
 webpki-roots = "1"
 zeroize = "1"
-# busbar .github/fleet/deps.toml [plugin-deps], at 7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4
+# busbar .github/fleet/deps.toml [plugin-deps], at 276a156148703ed720f133ec8791df317a9c44dd
+fallible-iterator = "0.2"
 ldap3 = { version = "0.12", default-features = false, features = ["sync"] }
 mysql = { version = "28", default-features = false, features = ["minimal-rust"] }
 mysql_common = { version = "0.35", default-features = false }
 percent-encoding = "2"
 postgres = "0.19"
+postgres-protocol = "0.6.11"
+postgres-types = "0.2"
 redis = { version = "1", default-features = false, features = ["script"] }
 rusqlite = { version = "0.40", features = ["bundled"] }
 ulid = "1"
@@ -128,4 +132,4 @@ ulid = "1"
 # patches them to its own tree. The source is busbar spelled through www.github.com: Cargo
 # refuses a patch that names the source it patches.
 [patch."https://github.com/GetBusbar/busbar"]
-busbar-contract = { git = "https://www.github.com/GetBusbar/busbar", rev = "7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4" }
+busbar-contract = { git = "https://www.github.com/GetBusbar/busbar", rev = "276a156148703ed720f133ec8791df317a9c44dd" }
diff --git a/deny.toml b/deny.toml
index 4bd0b6b..10c7528 100644
--- a/deny.toml
+++ b/deny.toml
@@ -1,5 +1,5 @@
 # RENDERED by `busbar-release plugin heal` from GetBusbar/busbar-release template/ and busbar's
-# `.github/fleet/deps.toml` at 7356bbfb6baeb0e9245a59dc74f8b4bfadb2c5a4; a hand edit is overwritten by the next sync. CI runs
+# `.github/fleet/deps.toml` at 276a156148703ed720f133ec8791df317a9c44dd; a hand edit is overwritten by the next sync. CI runs
 # `cargo deny check` on it (busbar's plugin-ci.yml at the pin). The license allowlist is busbar's own;
 # the one reviewed git source is busbar itself, at the pin.
 [graph]
@@ -65,6 +65,8 @@ deny = [
     { crate = "a2a-lf:>=0.4.0", reason = "busbar resolves a2a-lf to 0.3.0; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "a2a-pb:<0.2.0", reason = "busbar resolves a2a-pb to 0.2.0; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "a2a-pb:>=0.3.0", reason = "busbar resolves a2a-pb to 0.2.0; a plugin may not pull a second version (OWNER 2026-10-02)" },
+    { crate = "aes:<0.8.0", reason = "busbar resolves aes to 0.8.4; a plugin may not pull a second version (OWNER 2026-10-02)" },
+    { crate = "aes:>=0.9.0", reason = "busbar resolves aes to 0.8.4; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "arc-swap:<1.0.0", reason = "busbar resolves arc-swap to 1.9.2; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "arc-swap:>=2.0.0", reason = "busbar resolves arc-swap to 1.9.2; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "async-trait:<0.1.0", reason = "busbar resolves async-trait to 0.1.92; a plugin may not pull a second version (OWNER 2026-10-02)" },
@@ -147,8 +149,6 @@ deny = [
     { crate = "reqwest:>=0.13.0", reason = "busbar resolves reqwest to 0.12.28; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "ring:<0.17.0", reason = "busbar resolves ring to 0.17.14; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "ring:>=0.18.0", reason = "busbar resolves ring to 0.17.14; a plugin may not pull a second version (OWNER 2026-10-02)" },
-    { crate = "rmcp:<3.0.0", reason = "busbar resolves rmcp to 3.1.2; a plugin may not pull a second version (OWNER 2026-10-02)" },
-    { crate = "rmcp:>=4.0.0", reason = "busbar resolves rmcp to 3.1.2; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "rustls:<0.23.0", reason = "busbar resolves rustls to 0.23.45; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "rustls:>=0.24.0", reason = "busbar resolves rustls to 0.23.45; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "rustls-pki-types:<1.0.0", reason = "busbar resolves rustls-pki-types to 1.15.1; a plugin may not pull a second version (OWNER 2026-10-02)" },
@@ -171,6 +171,8 @@ deny = [
     { crate = "socket2:>=0.7.0", reason = "busbar resolves socket2 to 0.6.4; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "sonic-rs:<0.5.0", reason = "busbar resolves sonic-rs to 0.5.10; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "sonic-rs:>=0.6.0", reason = "busbar resolves sonic-rs to 0.5.10; a plugin may not pull a second version (OWNER 2026-10-02)" },
+    { crate = "str0m:<0.24.0", reason = "busbar resolves str0m to 0.24.1; a plugin may not pull a second version (OWNER 2026-10-02)" },
+    { crate = "str0m:>=0.25.0", reason = "busbar resolves str0m to 0.24.1; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "syn:<2.0.0", reason = "busbar resolves syn to 2.0.117, 3.0.3; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "syn:>=4.0.0", reason = "busbar resolves syn to 2.0.117, 3.0.3; a plugin may not pull a second version (OWNER 2026-10-02)" },
     { crate = "tar:<0.4.0", reason = "busbar resolves tar to 0.4.46; a plugin may not pull a second version (OWNER 2026-10-02)" },
diff --git a/export-webhook-plugin/tests/support/conformance_host.rs b/export-webhook-plugin/tests/support/conformance_host.rs
index 62fe7fd..0d605c9 100644
--- a/export-webhook-plugin/tests/support/conformance_host.rs
+++ b/export-webhook-plugin/tests/support/conformance_host.rs
@@ -164,10 +164,17 @@ fn pem_certs(pem: &str) -> Vec<Vec<u8>> {
     certs
 }
 
-/// The dispatcher the host's transport doors are adopted by.
+/// The dispatcher the host's transport doors are adopted by. As the root's: its workers run inside
+/// the connector's I/O runtime, and a CARRIER door moves its bytes over the process's one host I/O
+/// (`io.*`, `busbar_core_connector::hostio::process`), the connector's.
 fn transport_dispatcher() -> &'static Dispatcher {
     static ONE: OnceLock<Dispatcher> = OnceLock::new();
-    ONE.get_or_init(|| Dispatcher::new(DispatchConfig::default()))
+    ONE.get_or_init(|| {
+        let d = Dispatcher::new(DispatchConfig::default());
+        d.install_runtime(io_reactor());
+        d.install_io(busbar_core_connector::hostio::process());
+        d
+    })
 }
 
 /// The framer entries: each door loaded through the one loader and opened with no settings, as
@@ -227,8 +234,16 @@ impl Opened {
         let facts = DoorFacts {
             name: plugin.name().to_owned(),
             claims: stated.claims,
+            role: stated.role,
             composes_over: stated.composes_over,
+            ported: stated.ported,
             status_rows: stated.status_rows,
+            duplex: stated
+                .upgrades
+                .iter()
+                .chain(&stated.sessions)
+                .copied()
+                .collect(),
         };
         Self { plugin, facts }
     }
@@ -246,11 +261,76 @@ fn go<I: InFrame, O: OutFrame>(p: &Plugin<Transport>, s: u32, i: &mut I, o: &mut
     }
 }
 
+/// One side of a carried connection: an inline ticket of the transport dispatcher, the one every
+/// transport door is adopted by (its wakes route there), as the root's.
+struct InlineSide(busbar_plugin_loader::dispatch::InlineTicket);
+
+impl busbar_core_connector::carrier::Side for InlineSide {
+    fn ticket(&self) -> busbar_contract::abi::mechanism::ticket::Ticket {
+        self.0.ticket()
+    }
+
+    fn register(&self, waker: &std::task::Waker) {
+        self.0.register(waker);
+    }
+}
+
+/// One INLINE crossing on `ticket` (a RESUME when `resume`): the host's `in`/`out` copied in, the
+/// answer copied back.
+fn go_inline<I: InFrame, O: OutFrame>(
+    p: &Plugin<Transport>,
+    ticket: busbar_contract::abi::mechanism::ticket::Ticket,
+    resume: bool,
+    s: u32,
+    i: &mut I,
+    o: &mut O,
+) -> Crossed {
+    let mut f = Frame::new(*i, *o);
+    let c = p.call_inline(ticket, resume, s, &mut f);
+    *i = f.input;
+    *o = f.out;
+    Crossed {
+        outcome: c.outcome,
+        error: c.error,
+    }
+}
+
 impl FramerDoor for Opened {
     fn facts(&self) -> &DoorFacts {
         &self.facts
     }
 
+    fn side(&self) -> Option<Box<dyn busbar_core_connector::carrier::Side>> {
+        if self.facts.role != busbar_contract::abi::transport::ROLE_CARRIER {
+            return None;
+        }
+        transport_dispatcher()
+            .inline_ticket()
+            .map(|t| Box::new(InlineSide(t)) as Box<dyn busbar_core_connector::carrier::Side>)
+    }
+
+    fn carry(
+        &self,
+        side: &dyn busbar_core_connector::carrier::Side,
+        resume: bool,
+        call: busbar_core_connector::carrier::Carry<'_>,
+    ) -> Crossed {
+        use busbar_core_connector::carrier::Carry;
+        let (p, t) = (&self.plugin, side.ticket());
+        match call {
+            Carry::Listen(i, o) => go_inline(p, t, resume, slot::LISTEN, i, o),
+            Carry::Accept(i, o) => go_inline(p, t, resume, slot::ACCEPT, i, o),
+            Carry::Dial(i, o) => go_inline(p, t, resume, slot::DIAL, i, o),
+            Carry::Read(i, o) => go_inline(p, t, resume, slot::READ, i, o),
+            Carry::Write(i, o) => go_inline(p, t, resume, slot::WRITE, i, o),
+            Carry::Flush(i, o) => go_inline(p, t, resume, slot::FLUSH, i, o),
+            Carry::Shut(i, o) => go_inline(p, t, resume, slot::SHUT, i, o),
+            Carry::Arrival(i, o) => go_inline(p, t, resume, slot::ARRIVAL, i, o),
+            // `cancel` is made on no ticket: the ticket it cancels rides its `in`.
+            Carry::Cancel(i, o) => go(p, life::CANCEL, i, o),
+        }
+    }
+
     fn cross(&self, call: Call<'_>) -> Crossed {
         let p = &self.plugin;
         match call {