diff --git a/library/std/src/lib.rs b/library/std/src/lib.rs
index 5c381181218df..8b703bc33dd0f 100644
--- a/library/std/src/lib.rs
+++ b/library/std/src/lib.rs
@@ -349,6 +349,7 @@
 #![feature(hashmap_internals)]
 #![feature(hint_must_use)]
 #![feature(ip)]
+#![feature(ipv6_hop_limit)]
 #![feature(lazy_get)]
 #![feature(maybe_uninit_slice)]
 #![feature(maybe_uninit_write_slice)]
diff --git a/library/std/src/net/tcp.rs b/library/std/src/net/tcp.rs
index 6a95142640726..aac7a52c7e133 100644
--- a/library/std/src/net/tcp.rs
+++ b/library/std/src/net/tcp.rs
@@ -548,6 +548,46 @@ impl TcpStream {
         self.0.ttl()
     }
 
+    /// Sets the value for the `IPV6_UNICAST_HOPS` option on this socket.
+    ///
+    /// This value sets the unicast hop limit field that is used in every packet
+    /// sent from this socket.
+    ///
+    /// # Examples
+    ///
+    /// ```no_run
+    /// #![feature(ipv6_hop_limit)]
+    /// use std::net::TcpStream;
+    ///
+    /// let stream = TcpStream::connect("[::1]:12345")
+    ///                        .expect("Couldn't connect to the server...");
+    /// stream.set_hop_limit_v6(88).expect("set_hop_limit_v6 call failed");
+    /// ```
+    #[unstable(feature = "ipv6_hop_limit", issue = "139166")]
+    pub fn set_hop_limit_v6(&self, limit: u8) -> io::Result<()> {
+        self.0.set_hop_limit_v6(limit)
+    }
+
+    /// Gets the value of the `IPV6_UNICAST_HOPS` option on this socket.
+    ///
+    /// For more information about this option, see [`TcpStream::set_hop_limit_v6`].
+    ///
+    /// # Examples
+    ///
+    /// ```no_run
+    /// #![feature(ipv6_hop_limit)]
+    /// use std::net::TcpStream;
+    ///
+    /// let stream = TcpStream::connect("[::1]:12345")
+    ///                        .expect("Couldn't connect to the server...");
+    /// stream.set_hop_limit_v6(88).expect("set_hop_limit_v6 call failed");
+    /// assert_eq!(stream.hop_limit_v6().unwrap(), 88);
+    /// ```
+    #[unstable(feature = "ipv6_hop_limit", issue = "139166")]
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0.hop_limit_v6()
+    }
+
     /// Gets the value of the `SO_ERROR` option on this socket.
     ///
     /// This will retrieve the stored error in the underlying socket, clearing
@@ -942,6 +982,44 @@ impl TcpListener {
         self.0.ttl()
     }
 
+    /// Sets the value for the `IPV6_UNICAST_HOPS` option on this socket.
+    ///
+    /// This value sets the unicast hop limit field that is used in every packet
+    /// sent from this socket.
+    ///
+    /// # Examples
+    ///
+    /// ```no_run
+    /// #![feature(ipv6_hop_limit)]
+    /// use std::net::TcpListener;
+    ///
+    /// let listener = TcpListener::bind("[::1]:12345").unwrap();
+    /// listener.set_hop_limit_v6(88).expect("set_hop_limit_v6 call failed");
+    /// ```
+    #[unstable(feature = "ipv6_hop_limit", issue = "139166")]
+    pub fn set_hop_limit_v6(&self, limit: u8) -> io::Result<()> {
+        self.0.set_hop_limit_v6(limit)
+    }
+
+    /// Gets the value of the `IPV6_UNICAST_HOPS` option on this socket.
+    ///
+    /// For more information about this option, see [`TcpListener::set_hop_limit_v6`].
+    ///
+    /// # Examples
+    ///
+    /// ```no_run
+    /// #![feature(ipv6_hop_limit)]
+    /// use std::net::TcpListener;
+    ///
+    /// let listener = TcpListener::bind("[::1]:12345").unwrap();
+    /// listener.set_hop_limit_v6(88).expect("set_hop_limit_v6 call failed");
+    /// assert_eq!(listener.hop_limit_v6().unwrap(), 88);
+    /// ```
+    #[unstable(feature = "ipv6_hop_limit", issue = "139166")]
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0.hop_limit_v6()
+    }
+
     #[stable(feature = "net2_mutators", since = "1.9.0")]
     #[deprecated(since = "1.16.0", note = "this option can only be set before the socket is bound")]
     #[allow(missing_docs)]
diff --git a/library/std/src/net/tcp/tests.rs b/library/std/src/net/tcp/tests.rs
index 03003037b295c..d14acbb40cb0b 100644
--- a/library/std/src/net/tcp/tests.rs
+++ b/library/std/src/net/tcp/tests.rs
@@ -875,6 +875,23 @@ fn ttl() {
     assert_eq!(ttl, t!(stream.ttl()));
 }
 
+#[test]
+#[cfg_attr(target_env = "sgx", ignore)]
+fn hop_limit() {
+    let hlim = 100;
+
+    let addr = next_test_ip6();
+    let listener = t!(TcpListener::bind(&addr));
+
+    t!(listener.set_hop_limit_v6(hlim));
+    assert_eq!(hlim, t!(listener.hop_limit_v6()));
+
+    let stream = t!(TcpStream::connect(&addr));
+
+    t!(stream.set_hop_limit_v6(hlim));
+    assert_eq!(hlim, t!(stream.hop_limit_v6()));
+}
+
 #[test]
 #[cfg_attr(target_env = "sgx", ignore)]
 fn set_nonblocking() {
diff --git a/library/std/src/net/udp.rs b/library/std/src/net/udp.rs
index a97b3299774bb..a1c55fa8316c0 100644
--- a/library/std/src/net/udp.rs
+++ b/library/std/src/net/udp.rs
@@ -582,6 +582,82 @@ impl UdpSocket {
         self.0.ttl()
     }
 
+    /// Sets the value for the `IPV6_UNICAST_HOPS` option on this socket.
+    ///
+    /// This value sets the unicast hop limit field that is used in every packet
+    /// sent from this socket.
+    ///
+    /// # Examples
+    ///
+    /// ```no_run
+    /// #![feature(ipv6_hop_limit)]
+    /// use std::net::UdpSocket;
+    ///
+    /// let socket = UdpSocket::bind("[::1]:12345").expect("couldn't bind to address");
+    /// socket.set_hop_limit_v6(88).expect("set_hop_limit_v6 call failed");
+    /// ```
+    #[unstable(feature = "ipv6_hop_limit", issue = "139166")]
+    pub fn set_hop_limit_v6(&self, limit: u8) -> io::Result<()> {
+        self.0.set_hop_limit_v6(limit)
+    }
+
+    /// Gets the value of the `IPV6_UNICAST_HOPS` option on this socket.
+    ///
+    /// For more information about this option, see [`UdpSocket::set_hop_limit_v6`].
+    ///
+    /// # Examples
+    ///
+    /// ```no_run
+    /// #![feature(ipv6_hop_limit)]
+    /// use std::net::UdpSocket;
+    ///
+    /// let socket = UdpSocket::bind("[::1]:12345").expect("couldn't bind to address");
+    /// socket.set_hop_limit_v6(88).expect("set_hop_limit_v6 call failed");
+    /// assert_eq!(socket.hop_limit_v6().unwrap(), 88);
+    /// ```
+    #[unstable(feature = "ipv6_hop_limit", issue = "139166")]
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0.hop_limit_v6()
+    }
+
+    /// Sets the value for the `IPV6_MULTICAST_HOPS` option on this socket.
+    ///
+    /// This value sets the hop limit field for outgoing multicast packets
+    /// sent from this socket.
+    ///
+    /// # Examples
+    ///
+    /// ```no_run
+    /// #![feature(ipv6_hop_limit)]
+    /// use std::net::UdpSocket;
+    ///
+    /// let socket = UdpSocket::bind("[::1]:12345").expect("couldn't bind to address");
+    /// socket.set_multicast_hop_limit_v6(88).expect("set_multicast_hop_limit_v6 call failed");
+    /// ```
+    #[unstable(feature = "ipv6_hop_limit", issue = "139166")]
+    pub fn set_multicast_hop_limit_v6(&self, limit: u8) -> io::Result<()> {
+        self.0.set_multicast_hop_limit_v6(limit)
+    }
+
+    /// Gets the value of the `IPV6_MULTICAST_HOPS` option on this socket.
+    ///
+    /// For more information about this option, see [`UdpSocket::set_multicast_hop_limit_v6`].
+    ///
+    /// # Examples
+    ///
+    /// ```no_run
+    /// #![feature(ipv6_hop_limit)]
+    /// use std::net::UdpSocket;
+    ///
+    /// let socket = UdpSocket::bind("[::1]:12345").expect("couldn't bind to address");
+    /// socket.set_multicast_hop_limit_v6(88).expect("set_multicast_hop_limit_v6 call failed");
+    /// assert_eq!(socket.multicast_hop_limit_v6().unwrap(), 88);
+    /// ```
+    #[unstable(feature = "ipv6_hop_limit", issue = "139166")]
+    pub fn multicast_hop_limit_v6(&self) -> io::Result<u8> {
+        self.0.multicast_hop_limit_v6()
+    }
+
     /// Executes an operation of the `IP_ADD_MEMBERSHIP` type.
     ///
     /// This function specifies a new multicast group for this socket to join.
diff --git a/library/std/src/net/udp/tests.rs b/library/std/src/net/udp/tests.rs
index 91da3135f97c6..8af9ee2f7e5ef 100644
--- a/library/std/src/net/udp/tests.rs
+++ b/library/std/src/net/udp/tests.rs
@@ -357,6 +357,18 @@ fn ttl() {
     assert_eq!(ttl, t!(stream.ttl()));
 }
 
+#[test]
+fn hop_limit() {
+    let hlim = 100;
+
+    let addr = next_test_ip6();
+
+    let stream = t!(UdpSocket::bind(&addr));
+
+    t!(stream.set_hop_limit_v6(hlim));
+    assert_eq!(hlim, t!(stream.hop_limit_v6()));
+}
+
 #[test]
 fn set_nonblocking() {
     each_ip(&mut |addr, _| {
diff --git a/library/std/src/sys/net/connection/sgx.rs b/library/std/src/sys/net/connection/sgx.rs
index 242df10bc3270..52aac652b7b3a 100644
--- a/library/std/src/sys/net/connection/sgx.rs
+++ b/library/std/src/sys/net/connection/sgx.rs
@@ -8,6 +8,7 @@ use crate::time::Duration;
 use crate::{error, fmt};
 
 const DEFAULT_FAKE_TTL: u32 = 64;
+const DEFAULT_FAKE_HLIM: u8 = 64;
 
 #[derive(Debug, Clone)]
 pub struct Socket {
@@ -199,6 +200,14 @@ impl TcpStream {
         sgx_ineffective(DEFAULT_FAKE_TTL)
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        sgx_ineffective(())
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        sgx_ineffective(DEFAULT_FAKE_HLIM)
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         Ok(None)
     }
@@ -277,6 +286,14 @@ impl TcpListener {
         sgx_ineffective(DEFAULT_FAKE_TTL)
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        sgx_ineffective(())
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        sgx_ineffective(DEFAULT_FAKE_HLIM)
+    }
+
     pub fn set_only_v6(&self, _: bool) -> io::Result<()> {
         sgx_ineffective(())
     }
@@ -416,6 +433,22 @@ impl UdpSocket {
         self.0
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
+    pub fn set_multicast_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn multicast_hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         self.0
     }
diff --git a/library/std/src/sys/net/connection/socket.rs b/library/std/src/sys/net/connection/socket.rs
index 7301bde6881a3..9af63fe5fd078 100644
--- a/library/std/src/sys/net/connection/socket.rs
+++ b/library/std/src/sys/net/connection/socket.rs
@@ -454,6 +454,15 @@ impl TcpStream {
         Ok(raw as u32)
     }
 
+    pub fn set_hop_limit_v6(&self, limit: u8) -> io::Result<()> {
+        setsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_UNICAST_HOPS, limit as c_int)
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        let raw: c_int = getsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_UNICAST_HOPS)?;
+        Ok(raw as u8)
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         self.inner.take_error()
     }
@@ -581,6 +590,15 @@ impl TcpListener {
         Ok(raw as u32)
     }
 
+    pub fn set_hop_limit_v6(&self, limit: u8) -> io::Result<()> {
+        setsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_UNICAST_HOPS, limit as c_int)
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        let raw: c_int = getsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_UNICAST_HOPS)?;
+        Ok(raw as u8)
+    }
+
     pub fn set_only_v6(&self, only_v6: bool) -> io::Result<()> {
         setsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_V6ONLY, only_v6 as c_int)
     }
@@ -786,6 +804,24 @@ impl UdpSocket {
         Ok(raw as u32)
     }
 
+    pub fn set_hop_limit_v6(&self, limit: u8) -> io::Result<()> {
+        setsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_UNICAST_HOPS, limit as c_int)
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        let raw: c_int = getsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_UNICAST_HOPS)?;
+        Ok(raw as u8)
+    }
+
+    pub fn set_multicast_hop_limit_v6(&self, limit: u8) -> io::Result<()> {
+        setsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_MULTICAST_HOPS, limit as c_int)
+    }
+
+    pub fn multicast_hop_limit_v6(&self) -> io::Result<u8> {
+        let raw: c_int = getsockopt(&self.inner, c::IPPROTO_IPV6, c::IPV6_MULTICAST_HOPS)?;
+        Ok(raw as u8)
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         self.inner.take_error()
     }
diff --git a/library/std/src/sys/net/connection/socket/windows.rs b/library/std/src/sys/net/connection/socket/windows.rs
index ce975bb2289c2..8ac9837dbcb8b 100644
--- a/library/std/src/sys/net/connection/socket/windows.rs
+++ b/library/std/src/sys/net/connection/socket/windows.rs
@@ -30,10 +30,10 @@ pub(super) mod netc {
     pub use crate::sys::c::{
         ADDRESS_FAMILY as sa_family_t, ADDRINFOA as addrinfo, IP_ADD_MEMBERSHIP,
         IP_DROP_MEMBERSHIP, IP_MULTICAST_LOOP, IP_MULTICAST_TTL, IP_TTL, IPPROTO_IP, IPPROTO_IPV6,
-        IPV6_ADD_MEMBERSHIP, IPV6_DROP_MEMBERSHIP, IPV6_MULTICAST_LOOP, IPV6_V6ONLY, SO_BROADCAST,
-        SO_RCVTIMEO, SO_SNDTIMEO, SOCK_DGRAM, SOCK_STREAM, SOCKADDR as sockaddr,
-        SOCKADDR_STORAGE as sockaddr_storage, SOL_SOCKET, bind, connect, freeaddrinfo, getpeername,
-        getsockname, getsockopt, listen, setsockopt,
+        IPV6_ADD_MEMBERSHIP, IPV6_DROP_MEMBERSHIP, IPV6_MULTICAST_HOPS, IPV6_MULTICAST_LOOP,
+        IPV6_UNICAST_HOPS, IPV6_V6ONLY, SO_BROADCAST, SO_RCVTIMEO, SO_SNDTIMEO, SOCK_DGRAM,
+        SOCK_STREAM, SOCKADDR as sockaddr, SOCKADDR_STORAGE as sockaddr_storage, SOL_SOCKET, bind,
+        connect, freeaddrinfo, getpeername, getsockname, getsockopt, listen, setsockopt,
     };
 
     #[allow(non_camel_case_types)]
diff --git a/library/std/src/sys/net/connection/uefi/mod.rs b/library/std/src/sys/net/connection/uefi/mod.rs
index da2174396266f..437284f9c9177 100644
--- a/library/std/src/sys/net/connection/uefi/mod.rs
+++ b/library/std/src/sys/net/connection/uefi/mod.rs
@@ -103,6 +103,14 @@ impl TcpStream {
         self.0
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         self.0
     }
@@ -145,6 +153,14 @@ impl TcpListener {
         self.0
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
     pub fn set_only_v6(&self, _: bool) -> io::Result<()> {
         self.0
     }
@@ -271,6 +287,22 @@ impl UdpSocket {
         self.0
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
+    pub fn set_multicast_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn multicast_hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         self.0
     }
diff --git a/library/std/src/sys/net/connection/unsupported.rs b/library/std/src/sys/net/connection/unsupported.rs
index da2174396266f..437284f9c9177 100644
--- a/library/std/src/sys/net/connection/unsupported.rs
+++ b/library/std/src/sys/net/connection/unsupported.rs
@@ -103,6 +103,14 @@ impl TcpStream {
         self.0
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         self.0
     }
@@ -145,6 +153,14 @@ impl TcpListener {
         self.0
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
     pub fn set_only_v6(&self, _: bool) -> io::Result<()> {
         self.0
     }
@@ -271,6 +287,22 @@ impl UdpSocket {
         self.0
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
+    pub fn set_multicast_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        self.0
+    }
+
+    pub fn multicast_hop_limit_v6(&self) -> io::Result<u8> {
+        self.0
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         self.0
     }
diff --git a/library/std/src/sys/net/connection/wasip1.rs b/library/std/src/sys/net/connection/wasip1.rs
index 951dc65e5b47d..a62912b6407af 100644
--- a/library/std/src/sys/net/connection/wasip1.rs
+++ b/library/std/src/sys/net/connection/wasip1.rs
@@ -162,6 +162,14 @@ impl TcpStream {
         unsupported()
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        unsupported()
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        unsupported()
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         unsupported()
     }
@@ -245,6 +253,14 @@ impl TcpListener {
         unsupported()
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        unsupported()
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        unsupported()
+    }
+
     pub fn set_only_v6(&self, _: bool) -> io::Result<()> {
         unsupported()
     }
@@ -416,6 +432,22 @@ impl UdpSocket {
         unsupported()
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        unsupported()
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        unsupported()
+    }
+
+    pub fn set_multicast_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        unsupported()
+    }
+
+    pub fn multicast_hop_limit_v6(&self) -> io::Result<u8> {
+        unsupported()
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         unsupported()
     }
diff --git a/library/std/src/sys/net/connection/xous/tcplistener.rs b/library/std/src/sys/net/connection/xous/tcplistener.rs
index 7f13ca5592040..8e9febac28c85 100644
--- a/library/std/src/sys/net/connection/xous/tcplistener.rs
+++ b/library/std/src/sys/net/connection/xous/tcplistener.rs
@@ -199,6 +199,14 @@ impl TcpListener {
         .map(|res| res[0] as _)?)
     }
 
+    pub fn set_hop_limit_v6(&self, hlim: u8) -> io::Result<()> {
+        unimpl!();
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        unimpl!();
+    }
+
     pub fn set_only_v6(&self, _: bool) -> io::Result<()> {
         unimpl!();
     }
diff --git a/library/std/src/sys/net/connection/xous/tcpstream.rs b/library/std/src/sys/net/connection/xous/tcpstream.rs
index e8aea8b706a58..d27886b7b9c01 100644
--- a/library/std/src/sys/net/connection/xous/tcpstream.rs
+++ b/library/std/src/sys/net/connection/xous/tcpstream.rs
@@ -389,6 +389,14 @@ impl TcpStream {
         .map(|res| res[0] as _)?)
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        unimpl!();
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        unimpl!();
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         // this call doesn't have a meaning on our platform, but we can at least not panic if it's used.
         Ok(None)
diff --git a/library/std/src/sys/net/connection/xous/udp.rs b/library/std/src/sys/net/connection/xous/udp.rs
index c112c04ce94bc..1b8bc3c015cb9 100644
--- a/library/std/src/sys/net/connection/xous/udp.rs
+++ b/library/std/src/sys/net/connection/xous/udp.rs
@@ -376,6 +376,14 @@ impl UdpSocket {
         .map(|res| res[0] as _)?)
     }
 
+    pub fn set_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        unimpl!();
+    }
+
+    pub fn hop_limit_v6(&self) -> io::Result<u8> {
+        unimpl!();
+    }
+
     pub fn take_error(&self) -> io::Result<Option<io::Error>> {
         // this call doesn't have a meaning on our platform, but we can at least not panic if it's used.
         Ok(None)
@@ -411,6 +419,14 @@ impl UdpSocket {
         unimpl!();
     }
 
+    pub fn set_multicast_hop_limit_v6(&self, _: u8) -> io::Result<()> {
+        unimpl!();
+    }
+
+    pub fn multicast_hop_limit_v6(&self) -> io::Result<u8> {
+        unimpl!();
+    }
+
     pub fn set_multicast_loop_v6(&self, _: bool) -> io::Result<()> {
         unimpl!();
     }
diff --git a/library/std/src/sys/pal/windows/c/bindings.txt b/library/std/src/sys/pal/windows/c/bindings.txt
index d5fbb453c6f96..1f3cb311347d7 100644
--- a/library/std/src/sys/pal/windows/c/bindings.txt
+++ b/library/std/src/sys/pal/windows/c/bindings.txt
@@ -2246,7 +2246,9 @@ IPPROTO_UDP
 IPV6_ADD_MEMBERSHIP
 IPV6_DROP_MEMBERSHIP
 IPV6_MREQ
+IPV6_MULTICAST_HOPS
 IPV6_MULTICAST_LOOP
+IPV6_UNICAST_HOPS
 IPV6_V6ONLY
 LINGER
 listen
diff --git a/library/std/src/sys/pal/windows/c/windows_sys.rs b/library/std/src/sys/pal/windows/c/windows_sys.rs
index eb2914b864473..4d9395bbb078a 100644
--- a/library/std/src/sys/pal/windows/c/windows_sys.rs
+++ b/library/std/src/sys/pal/windows/c/windows_sys.rs
@@ -2875,7 +2875,9 @@ impl Default for IPV6_MREQ {
         unsafe { core::mem::zeroed() }
     }
 }
+pub const IPV6_MULTICAST_HOPS: i32 = 10i32;
 pub const IPV6_MULTICAST_LOOP: i32 = 11i32;
+pub const IPV6_UNICAST_HOPS: i32 = 4i32;
 pub const IPV6_V6ONLY: i32 = 27i32;
 pub const IP_ADD_MEMBERSHIP: i32 = 12i32;
 pub const IP_DROP_MEMBERSHIP: i32 = 13i32;