diff --git a/agent/Cargo.lock b/agent/Cargo.lock
index e5cd6c3..9e45275 100644
--- a/agent/Cargo.lock
+++ b/agent/Cargo.lock
@@ -248,7 +248,7 @@ dependencies = [
 
 [[package]]
 name = "nanometrics-agent"
-version = "0.1.5"
+version = "0.1.6"
 dependencies = [
  "libc",
  "rumqttc",
diff --git a/agent/Cargo.toml b/agent/Cargo.toml
index a965f48..c56b5e6 100644
--- a/agent/Cargo.toml
+++ b/agent/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nanometrics-agent"
-version = "0.1.5"
+version = "0.1.6"
 edition = "2021"
 
 [lib]
diff --git a/agent/src/config.rs b/agent/src/config.rs
index e3bb079..ec1f8da 100644
--- a/agent/src/config.rs
+++ b/agent/src/config.rs
@@ -90,6 +90,26 @@ pub struct MetricsConfig {
     pub temperature: MetricProto,
     #[serde(default)]
     pub smart: MetricProto,
+    #[serde(default)]
+    pub network_info: SlowMetricProto,
+    #[serde(default)]
+    pub hardware_info: SlowMetricProto,
+    #[serde(default = "default_slow_time")]
+    pub slow_daily_time: String,
+}
+
+fn default_slow_time() -> String { "03:00".to_string() }
+
+#[derive(Deserialize, Debug, Clone)]
+pub struct SlowMetricProto {
+    #[serde(default = "default_true")]
+    pub udp: bool,
+    #[serde(default)]
+    pub mqtt: bool,
+}
+
+impl Default for SlowMetricProto {
+    fn default() -> Self { Self { udp: true, mqtt: false } }
 }
 
 #[derive(Deserialize, Debug, Clone, Default)]
diff --git a/agent/src/main.rs b/agent/src/main.rs
index c6218db..f53c1fd 100644
--- a/agent/src/main.rs
+++ b/agent/src/main.rs
@@ -72,6 +72,27 @@ fn main() {
     let mut first_medium = true;
     let mut first_slow = true;
 
+    // Scheduler métriques lentes (startup + 1×/jour à l'heure configurée)
+    let slow_time: (u32, u32) = {
+        let parts: Vec<&str> = cfg.metrics.slow_daily_time.splitn(2, ':').collect();
+        let h = parts.first().and_then(|s| s.parse().ok()).unwrap_or(3u32);
+        let m = parts.get(1).and_then(|s| s.parse().ok()).unwrap_or(0u32);
+        (h, m)
+    };
+    let mut slow_daily_done = false;
+    let mut slow_last_yday = metrics::network_info::current_yday().wrapping_sub(1);
+
+    // Collecte immédiate au démarrage
+    let mut startup_net: Option<Vec<payload::NetworkInterface>> = None;
+    let mut startup_hw: Option<payload::HardwareInfo> = None;
+    if cfg.metrics.network_info.udp || cfg.metrics.network_info.mqtt {
+        let ni = metrics::network_info::collect(&cfg.server.ip);
+        if !ni.is_empty() { startup_net = Some(ni); }
+    }
+    if cfg.metrics.hardware_info.udp || cfg.metrics.hardware_info.mqtt {
+        startup_hw = metrics::hardware::collect();
+    }
+
     while RUNNING.load(Ordering::Relaxed) {
         let now = Instant::now();
 
@@ -82,11 +103,35 @@ fn main() {
         sys.refresh_cpu_usage();
         sys.refresh_memory();
 
+        // Métriques lentes quotidiennes
+        let cur_yday = metrics::network_info::current_yday();
+        if cur_yday != slow_last_yday {
+            slow_last_yday = cur_yday;
+            slow_daily_done = false;
+        }
+        let mut daily_net: Option<Vec<payload::NetworkInterface>> = None;
+        let mut daily_hw: Option<payload::HardwareInfo> = None;
+        if !slow_daily_done {
+            let (ch, cm) = metrics::network_info::current_hhmm();
+            if ch == slow_time.0 && cm == slow_time.1 {
+                slow_daily_done = true;
+                if cfg.metrics.network_info.udp || cfg.metrics.network_info.mqtt {
+                    let ni = metrics::network_info::collect(&cfg.server.ip);
+                    if !ni.is_empty() { daily_net = Some(ni); }
+                }
+                if cfg.metrics.hardware_info.udp || cfg.metrics.hardware_info.mqtt {
+                    daily_hw = metrics::hardware::collect();
+                }
+            }
+        }
+
         let mut m = payload::AgentMetrics {
             hostname: hostname.clone(),
             ip: ip.clone(),
             status: "online".to_string(),
             version: env!("CARGO_PKG_VERSION").to_string(),
+            network_info: daily_net.or_else(|| startup_net.take()),
+            hardware_info: daily_hw.or_else(|| startup_hw.take()),
             ..Default::default()
         };
 
diff --git a/agent/src/metrics/hardware.rs b/agent/src/metrics/hardware.rs
new file mode 100644
index 0000000..1c110d4
--- /dev/null
+++ b/agent/src/metrics/hardware.rs
@@ -0,0 +1,72 @@
+fn run_dmidecode(type_num: u8) -> String {
+    std::process::Command::new("dmidecode")
+        .args(["-t", &type_num.to_string()])
+        .output()
+        .map(|o| String::from_utf8_lossy(&o.stdout).into_owned())
+        .unwrap_or_default()
+}
+
+fn extract_field(text: &str, key: &str) -> Option<String> {
+    for line in text.lines() {
+        let t = line.trim();
+        if t.starts_with(key) {
+            let val = t[key.len()..].trim().trim_start_matches(':').trim();
+            if !val.is_empty() && val != "Not Specified" && val != "Unknown"
+                && val != "To Be Filled By O.E.M." {
+                return Some(val.to_string());
+            }
+        }
+    }
+    None
+}
+
+pub fn is_available() -> bool {
+    std::process::Command::new("which")
+        .arg("dmidecode")
+        .output()
+        .map(|o| o.status.success())
+        .unwrap_or(false)
+}
+
+pub fn collect() -> Option<crate::payload::HardwareInfo> {
+    if !is_available() { return None; }
+
+    let board = run_dmidecode(2); // Baseboard
+    let cpu   = run_dmidecode(4); // Processor
+    let mem   = run_dmidecode(17); // Memory Device
+
+    let mut slots_total: i64 = 0;
+    let mut slots_used: i64  = 0;
+    let mut ram_type: Option<String>  = None;
+    let mut ram_speed: Option<i64>    = None;
+
+    for block in mem.split("\n\n") {
+        if !block.contains("Memory Device") { continue; }
+        slots_total += 1;
+        if let Some(size) = extract_field(block, "Size") {
+            if !size.contains("No Module") && size != "0" {
+                slots_used += 1;
+            }
+        }
+        if ram_type.is_none() {
+            ram_type = extract_field(block, "Type")
+                .filter(|t| t != "Unknown" && t != "Other");
+        }
+        if ram_speed.is_none() {
+            if let Some(spd) = extract_field(block, "Speed") {
+                ram_speed = spd.split_whitespace().next()
+                    .and_then(|s| s.parse().ok());
+            }
+        }
+    }
+
+    Some(crate::payload::HardwareInfo {
+        motherboard_vendor: extract_field(&board, "Manufacturer"),
+        motherboard_model:  extract_field(&board, "Product Name"),
+        cpu_model:          extract_field(&cpu, "Version").or_else(|| extract_field(&cpu, "Family")),
+        ram_type,
+        ram_speed_mhz: ram_speed,
+        ram_slots_used:  if slots_total > 0 { Some(slots_used) } else { None },
+        ram_slots_total: if slots_total > 0 { Some(slots_total) } else { None },
+    })
+}
diff --git a/agent/src/metrics/mod.rs b/agent/src/metrics/mod.rs
index 9eb031d..820869c 100644
--- a/agent/src/metrics/mod.rs
+++ b/agent/src/metrics/mod.rs
@@ -1,7 +1,9 @@
 pub mod cpu;
 pub mod disk;
+pub mod hardware;
 pub mod memory;
 pub mod network;
+pub mod network_info;
 pub mod smart;
 pub mod temperature;
 pub mod uptime;
diff --git a/agent/src/metrics/network_info.rs b/agent/src/metrics/network_info.rs
new file mode 100644
index 0000000..db3a5c4
--- /dev/null
+++ b/agent/src/metrics/network_info.rs
@@ -0,0 +1,102 @@
+use std::mem::MaybeUninit;
+
+fn local_hhmm() -> (u32, u32) {
+    let now = std::time::SystemTime::now()
+        .duration_since(std::time::SystemTime::UNIX_EPOCH)
+        .unwrap_or_default()
+        .as_secs() as i64;
+    let mut tm = MaybeUninit::<libc::tm>::uninit();
+    unsafe { libc::localtime_r(&now, tm.as_mut_ptr()) };
+    let tm = unsafe { tm.assume_init() };
+    (tm.tm_hour as u32, tm.tm_min as u32)
+}
+
+pub fn current_hhmm() -> (u32, u32) {
+    local_hhmm()
+}
+
+pub fn current_yday() -> u32 {
+    let now = std::time::SystemTime::now()
+        .duration_since(std::time::SystemTime::UNIX_EPOCH)
+        .unwrap_or_default()
+        .as_secs() as i64;
+    let mut tm = MaybeUninit::<libc::tm>::uninit();
+    unsafe { libc::localtime_r(&now, tm.as_mut_ptr()) };
+    unsafe { tm.assume_init() }.tm_yday as u32
+}
+
+fn is_physical(name: &str) -> bool {
+    if name == "lo" { return false; }
+    for prefix in &["veth", "docker", "br-", "virbr", "vir", "tun", "tap", "dummy", "bond"] {
+        if name.starts_with(prefix) { return false; }
+    }
+    true
+}
+
+fn read_sysfs(iface: &str, file: &str) -> Option<String> {
+    std::fs::read_to_string(format!("/sys/class/net/{}/{}", iface, file))
+        .ok()
+        .map(|s| s.trim().to_string())
+}
+
+fn is_wifi(name: &str) -> bool {
+    std::path::Path::new(&format!("/sys/class/net/{}/wireless", name)).exists()
+}
+
+fn wol_status(name: &str) -> Option<bool> {
+    let out = std::process::Command::new("ethtool").arg(name).output().ok()?;
+    let text = String::from_utf8_lossy(&out.stdout);
+    for line in text.lines() {
+        let t = line.trim();
+        if t.starts_with("Wake-on:") {
+            let val = t.split(':').nth(1)?.trim().to_string();
+            return Some(val != "d" && !val.is_empty());
+        }
+    }
+    None
+}
+
+fn iperf_mbps(server_ip: &str) -> Option<f64> {
+    std::process::Command::new("which").arg("iperf3")
+        .output().ok()
+        .filter(|o| o.status.success())?;
+    let out = std::process::Command::new("iperf3")
+        .args(["-c", server_ip, "-J", "-t", "5", "-P", "1"])
+        .output().ok()?;
+    let json = String::from_utf8_lossy(&out.stdout);
+    let v: serde_json::Value = serde_json::from_str(&json).ok()?;
+    let bps = v["end"]["sum_received"]["bits_per_second"].as_f64()?;
+    Some((bps / 1_000_000.0 * 10.0).round() / 10.0)
+}
+
+pub fn collect(server_ip: &str) -> Vec<crate::payload::NetworkInterface> {
+    let entries = match std::fs::read_dir("/sys/class/net") {
+        Ok(e) => e,
+        Err(_) => return vec![],
+    };
+    let mut ifaces: Vec<String> = entries
+        .flatten()
+        .map(|e| e.file_name().into_string().unwrap_or_default())
+        .filter(|n| is_physical(n))
+        .collect();
+    ifaces.sort();
+    if ifaces.is_empty() { return vec![]; }
+
+    let iperf = iperf_mbps(server_ip);
+
+    ifaces.iter().map(|name| {
+        let speed = read_sysfs(name, "speed")
+            .and_then(|s| s.parse::<i64>().ok())
+            .filter(|&v| v > 0);
+        let mac = read_sysfs(name, "address").unwrap_or_default();
+        let wifi = is_wifi(name);
+        crate::payload::NetworkInterface {
+            name: name.clone(),
+            if_type: if wifi { "wifi".to_string() } else { "ethernet".to_string() },
+            speed_mbps: speed,
+            mac,
+            wol: if wifi { None } else { wol_status(name) },
+            iperf_mbps: iperf,
+        }
+    }).collect()
+}
diff --git a/agent/src/payload.rs b/agent/src/payload.rs
index d33fa57..0268a47 100644
--- a/agent/src/payload.rs
+++ b/agent/src/payload.rs
@@ -19,6 +19,29 @@ pub struct AgentMetrics {
     pub network_tx: Option<u64>,
     pub temperature: Option<f32>,
     pub smart: Option<Vec<SmartMetrics>>,
+    pub network_info: Option<Vec<NetworkInterface>>,
+    pub hardware_info: Option<HardwareInfo>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, Default)]
+pub struct NetworkInterface {
+    pub name: String,
+    pub if_type: String,
+    pub speed_mbps: Option<i64>,
+    pub mac: String,
+    pub wol: Option<bool>,
+    pub iperf_mbps: Option<f64>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, Default)]
+pub struct HardwareInfo {
+    pub motherboard_vendor: Option<String>,
+    pub motherboard_model: Option<String>,
+    pub cpu_model: Option<String>,
+    pub ram_type: Option<String>,
+    pub ram_speed_mhz: Option<i64>,
+    pub ram_slots_used: Option<i64>,
+    pub ram_slots_total: Option<i64>,
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
diff --git a/deploy/install.sh b/deploy/install.sh
index b03c7f9..7df67fb 100755
--- a/deploy/install.sh
+++ b/deploy/install.sh
@@ -31,7 +31,7 @@ echo ""
 
 # ── 1. Dépendances système ─────────────────────────────────────────────────────
 PKGS_NEEDED=()
-for pkg in curl python3 smartmontools ethtool; do
+for pkg in curl python3 smartmontools ethtool iperf3 dmidecode; do
     dpkg -l "$pkg" 2>/dev/null | grep -q '^ii' || PKGS_NEEDED+=("$pkg")
 done