diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c
index 700ae2adda..de918c3c29 100644
--- a/src/network/networkd-address.c
+++ b/src/network/networkd-address.c
@@ -933,6 +933,36 @@ bool address_is_ready(const Address *a) {
         return !(a->flags & (IFA_F_TENTATIVE | IFA_F_DEPRECATED));
 }
 
+int config_parse_router_preference(const char *unit,
+                                   const char *filename,
+                                   unsigned line,
+                                   const char *section,
+                                   unsigned section_line,
+                                   const char *lvalue,
+                                   int ltype,
+                                   const char *rvalue,
+                                   void *data,
+                                   void *userdata) {
+        Network *network = userdata;
+
+        assert(filename);
+        assert(section);
+        assert(lvalue);
+        assert(rvalue);
+        assert(data);
+
+        if (streq(rvalue, "high"))
+                network->router_preference = SD_NDISC_PREFERENCE_HIGH;
+        else if (STR_IN_SET(rvalue, "medium", "normal", "default"))
+                network->router_preference = SD_NDISC_PREFERENCE_MEDIUM;
+        else if (streq(rvalue, "low"))
+                network->router_preference = SD_NDISC_PREFERENCE_LOW;
+        else
+                log_syntax(unit, LOG_ERR, filename, line, -EINVAL, "Router preference '%s' is invalid, ignoring assignment: %m", rvalue);
+
+        return 0;
+}
+
 void prefix_free(Prefix *prefix) {
         if (!prefix)
                 return;
diff --git a/src/network/networkd-address.h b/src/network/networkd-address.h
index d9be045302..065328482e 100644
--- a/src/network/networkd-address.h
+++ b/src/network/networkd-address.h
@@ -102,6 +102,7 @@ int config_parse_broadcast(const char *unit, const char *filename, unsigned line
 int config_parse_label(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
 int config_parse_lifetime(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
 int config_parse_address_flags(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_router_preference(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
 int config_parse_prefix(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
 int config_parse_prefix_flags(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
 int config_parse_prefix_lifetime(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf
index eb54a68629..a2d38501a5 100644
--- a/src/network/networkd-network-gperf.gperf
+++ b/src/network/networkd-network-gperf.gperf
@@ -137,6 +137,11 @@ BridgeFDB.VLANId,                       config_parse_fdb_vlan_id,
 BridgeVLAN.PVID,                        config_parse_brvlan_pvid,                       0,                             0
 BridgeVLAN.VLAN,                        config_parse_brvlan_vlan,                       0,                             0
 BridgeVLAN.EgressUntagged,              config_parse_brvlan_untagged,                   0,                             0
+Network.IPv6PrefixDelegation,           config_parse_bool,                              0,                             offsetof(Network, router_prefix_delegation)
+IPv6PrefixDelegation.RouterLifetimeSec, config_parse_sec,                               0,                             offsetof(Network, router_lifetime_usec)
+IPv6PrefixDelegation.Managed,           config_parse_bool,                              0,                             offsetof(Network, router_managed)
+IPv6PrefixDelegation.OtherInformation,  config_parse_bool,                              0,                             offsetof(Network, router_other_information)
+IPv6PrefixDelegation.RouterPreference,  config_parse_router_preference,                 0,                             0
 IPv6Prefix.Prefix,                      config_parse_prefix,                            0,                             0
 IPv6Prefix.OnLink,                      config_parse_prefix_flags,                      0,                             0
 IPv6Prefix.AddressAutoconfiguration,    config_parse_prefix_flags,                      0,                             0
diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
index f5d11d6b99..6f2ae66d40 100644
--- a/src/network/networkd-network.c
+++ b/src/network/networkd-network.c
@@ -213,6 +213,7 @@ static int network_load_one(Manager *manager, const char *filename) {
                               "Bridge\0"
                               "BridgeFDB\0"
                               "BridgeVLAN\0"
+                              "IPv6PrefixDelegation\0"
                               "IPv6Prefix\0",
                               config_item_perf_lookup, network_network_gperf_lookup,
                               false, network);
diff --git a/src/network/networkd-network.h b/src/network/networkd-network.h
index a9d547b046..b31921947d 100644
--- a/src/network/networkd-network.h
+++ b/src/network/networkd-network.h
@@ -158,6 +158,13 @@ struct Network {
         AddressFamilyBoolean link_local;
         bool ipv4ll_route;
 
+        /* IPv6 prefix delegation support */
+        bool router_prefix_delegation;
+        usec_t router_lifetime_usec;
+        uint8_t router_preference;
+        bool router_managed;
+        bool router_other_information;
+
         /* Bridge Support */
         bool use_bpdu;
         bool hairpin;