diff --git a/cmd/geth/main.go b/cmd/geth/main.go
index f55adb144..a726451d4 100644
--- a/cmd/geth/main.go
+++ b/cmd/geth/main.go
@@ -273,6 +273,9 @@ func main() {
 func prepare(ctx *cli.Context) {
 	// If we're running a known preset, log it for convenience.
 	switch {
+	case ctx.IsSet(utils.PulseChainFlag.Name):
+		log.Info("Starting Geth on PulseChain mainnet...")
+
 	case ctx.IsSet(utils.RinkebyFlag.Name):
 		log.Info("Starting Geth on Rinkeby testnet...")
 
@@ -282,6 +285,9 @@ func prepare(ctx *cli.Context) {
 	case ctx.IsSet(utils.SepoliaFlag.Name):
 		log.Info("Starting Geth on Sepolia testnet...")
 
+	case ctx.IsSet(utils.PulseChainTestnetFlag.Name):
+		log.Info("Starting Geth on PulseChain testnet...")
+
 	case ctx.IsSet(utils.DeveloperFlag.Name):
 		log.Info("Starting Geth in ephemeral dev mode...")
 		log.Warn(`You are running Geth in --dev mode. Please note the following:
@@ -310,7 +316,7 @@ func prepare(ctx *cli.Context) {
 			!ctx.IsSet(utils.RinkebyFlag.Name) &&
 			!ctx.IsSet(utils.GoerliFlag.Name) &&
 			!ctx.IsSet(utils.DeveloperFlag.Name) {
-			// Nope, we're really on mainnet. Bump that cache up!
+			// Nope, we're really on mainnet or PulseChain. Bump that cache up!
 			log.Info("Bumping default cache on mainnet", "provided", ctx.Int(utils.CacheFlag.Name), "updated", 4096)
 			ctx.Set(utils.CacheFlag.Name, strconv.Itoa(4096))
 		}
diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index 08de71ee8..e436d556d 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -142,6 +142,10 @@ var (
 		Usage:    "Ethereum mainnet",
 		Category: flags.EthCategory,
 	}
+	PulseChainFlag = &cli.BoolFlag{
+		Name:  "pulsechain",
+		Usage: "PulseChain mainnet",
+	}
 	RinkebyFlag = &cli.BoolFlag{
 		Name:     "rinkeby",
 		Usage:    "Rinkeby network: pre-configured proof-of-authority test network",
@@ -157,6 +161,10 @@ var (
 		Usage:    "Sepolia network: pre-configured proof-of-work test network",
 		Category: flags.EthCategory,
 	}
+	PulseChainTestnetFlag = &cli.BoolFlag{
+		Name:  "pulsechain-testnet",
+		Usage: "PulseChain testnet",
+	}
 
 	// Dev mode
 	DeveloperFlag = &cli.BoolFlag{
@@ -1002,9 +1010,13 @@ var (
 		RinkebyFlag,
 		GoerliFlag,
 		SepoliaFlag,
+		PulseChainTestnetFlag,
 	}
 	// NetworkFlags is the flag group of all built-in supported networks.
-	NetworkFlags = append([]cli.Flag{MainnetFlag}, TestnetFlags...)
+	NetworkFlags = append([]cli.Flag{
+		MainnetFlag,
+		PulseChainFlag,
+	}, TestnetFlags...)
 
 	// DatabasePathFlags is the flag group of all database path flags.
 	DatabasePathFlags = []cli.Flag{
@@ -1026,6 +1038,9 @@ func init() {
 // then a subdirectory of the specified datadir will be used.
 func MakeDataDir(ctx *cli.Context) string {
 	if path := ctx.String(DataDirFlag.Name); path != "" {
+		if ctx.Bool(PulseChainFlag.Name) {
+			return filepath.Join(path, "pulsechain")
+		}
 		if ctx.Bool(RinkebyFlag.Name) {
 			return filepath.Join(path, "rinkeby")
 		}
@@ -1035,6 +1050,9 @@ func MakeDataDir(ctx *cli.Context) string {
 		if ctx.Bool(SepoliaFlag.Name) {
 			return filepath.Join(path, "sepolia")
 		}
+		if ctx.Bool(PulseChainTestnetFlag.Name) {
+			return filepath.Join(path, "pulsechain-testnet")
+		}
 		return path
 	}
 	Fatalf("Cannot determine default data directory, please set manually (--datadir)")
@@ -1081,12 +1099,16 @@ func setBootstrapNodes(ctx *cli.Context, cfg *p2p.Config) {
 	switch {
 	case ctx.IsSet(BootnodesFlag.Name):
 		urls = SplitAndTrim(ctx.String(BootnodesFlag.Name))
+	case ctx.Bool(PulseChainFlag.Name):
+		urls = params.PulseChainBootnodes
 	case ctx.Bool(SepoliaFlag.Name):
 		urls = params.SepoliaBootnodes
 	case ctx.Bool(RinkebyFlag.Name):
 		urls = params.RinkebyBootnodes
 	case ctx.Bool(GoerliFlag.Name):
 		urls = params.GoerliBootnodes
+	case ctx.Bool(PulseChainTestnetFlag.Name):
+		urls = params.PulseChainTestnetBootnodes
 	}
 
 	// don't apply defaults if BootstrapNodes is already set
@@ -1532,12 +1554,16 @@ func SetDataDir(ctx *cli.Context, cfg *node.Config) {
 		cfg.DataDir = ctx.String(DataDirFlag.Name)
 	case ctx.Bool(DeveloperFlag.Name):
 		cfg.DataDir = "" // unless explicitly requested, use memory databases
+	case ctx.Bool(PulseChainFlag.Name) && cfg.DataDir == node.DefaultDataDir():
+		cfg.DataDir = filepath.Join(node.DefaultDataDir(), "pulsechain")
 	case ctx.Bool(RinkebyFlag.Name) && cfg.DataDir == node.DefaultDataDir():
 		cfg.DataDir = filepath.Join(node.DefaultDataDir(), "rinkeby")
 	case ctx.Bool(GoerliFlag.Name) && cfg.DataDir == node.DefaultDataDir():
 		cfg.DataDir = filepath.Join(node.DefaultDataDir(), "goerli")
 	case ctx.Bool(SepoliaFlag.Name) && cfg.DataDir == node.DefaultDataDir():
 		cfg.DataDir = filepath.Join(node.DefaultDataDir(), "sepolia")
+	case ctx.Bool(PulseChainTestnetFlag.Name) && cfg.DataDir == node.DefaultDataDir():
+		cfg.DataDir = filepath.Join(node.DefaultDataDir(), "pulsechain-testnet")
 	}
 }
 
@@ -1728,7 +1754,7 @@ func CheckExclusive(ctx *cli.Context, args ...interface{}) {
 // SetEthConfig applies eth-related command line flags to the config.
 func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
 	// Avoid conflicting network flags
-	CheckExclusive(ctx, MainnetFlag, DeveloperFlag, RinkebyFlag, GoerliFlag, SepoliaFlag)
+	CheckExclusive(ctx, MainnetFlag, PulseChainFlag, DeveloperFlag, RinkebyFlag, GoerliFlag, SepoliaFlag, PulseChainTestnetFlag)
 	CheckExclusive(ctx, LightServeFlag, SyncModeFlag, "light")
 	CheckExclusive(ctx, DeveloperFlag, ExternalSignerFlag) // Can't use both ephemeral unlocked and external signer
 	if ctx.String(GCModeFlag.Name) == "archive" && ctx.Uint64(TxLookupLimitFlag.Name) != 0 {
@@ -1866,6 +1892,12 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
 		}
 		cfg.Genesis = core.DefaultGenesisBlock()
 		SetDNSDiscoveryDefaults(cfg, params.MainnetGenesisHash)
+	case ctx.Bool(PulseChainFlag.Name):
+		if !ctx.IsSet(NetworkIdFlag.Name) {
+			cfg.NetworkId = 369
+		}
+		cfg.Genesis = core.DefaultPulseChainGenesisBlock()
+		SetDNSDiscoveryDefaults(cfg, params.MainnetGenesisHash)
 	case ctx.Bool(SepoliaFlag.Name):
 		if !ctx.IsSet(NetworkIdFlag.Name) {
 			cfg.NetworkId = 11155111
@@ -1894,6 +1926,12 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
 		}
 		cfg.Genesis = core.DefaultGoerliGenesisBlock()
 		SetDNSDiscoveryDefaults(cfg, params.GoerliGenesisHash)
+	case ctx.Bool(PulseChainTestnetFlag.Name):
+		if !ctx.IsSet(NetworkIdFlag.Name) {
+			cfg.NetworkId = 942
+		}
+		cfg.Genesis = core.DefaultPulseChainTestnetGenesisBlock()
+		SetDNSDiscoveryDefaults(cfg, params.MainnetGenesisHash)
 	case ctx.Bool(DeveloperFlag.Name):
 		if !ctx.IsSet(NetworkIdFlag.Name) {
 			cfg.NetworkId = 1337
@@ -2208,12 +2246,16 @@ func MakeGenesis(ctx *cli.Context) *core.Genesis {
 	switch {
 	case ctx.Bool(MainnetFlag.Name):
 		genesis = core.DefaultGenesisBlock()
+	case ctx.Bool(PulseChainFlag.Name):
+		genesis = core.DefaultPulseChainGenesisBlock()
 	case ctx.Bool(SepoliaFlag.Name):
 		genesis = core.DefaultSepoliaGenesisBlock()
 	case ctx.Bool(RinkebyFlag.Name):
 		genesis = core.DefaultRinkebyGenesisBlock()
 	case ctx.Bool(GoerliFlag.Name):
 		genesis = core.DefaultGoerliGenesisBlock()
+	case ctx.Bool(PulseChainTestnetFlag.Name):
+		genesis = core.DefaultPulseChainTestnetGenesisBlock()
 	case ctx.Bool(DeveloperFlag.Name):
 		Fatalf("Developer chains are ephemeral")
 	}
diff --git a/core/genesis.go b/core/genesis.go
index 269c1486d..f99b7eeb6 100644
--- a/core/genesis.go
+++ b/core/genesis.go
@@ -531,6 +531,18 @@ func DefaultGenesisBlock() *Genesis {
 	}
 }
 
+// DefaultPulseChainGenesisBlock returns the PulseChain mainnet genesis block.
+func DefaultPulseChainGenesisBlock() *Genesis {
+	return &Genesis{
+		Config:     params.PulseChainConfig,
+		Nonce:      66,
+		ExtraData:  hexutil.MustDecode("0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa"),
+		GasLimit:   5000,
+		Difficulty: big.NewInt(17179869184),
+		Alloc:      decodePrealloc(mainnetAllocData),
+	}
+}
+
 // DefaultRinkebyGenesisBlock returns the Rinkeby network genesis block.
 func DefaultRinkebyGenesisBlock() *Genesis {
 	return &Genesis{
@@ -568,6 +580,18 @@ func DefaultSepoliaGenesisBlock() *Genesis {
 	}
 }
 
+// DefaultPulseChainTestnetGenesisBlock returns the PulseChain testnet genesis block.
+func DefaultPulseChainTestnetGenesisBlock() *Genesis {
+	return &Genesis{
+		Config:     params.PulseChainTestnetConfig,
+		Nonce:      66,
+		ExtraData:  hexutil.MustDecode("0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa"),
+		GasLimit:   5000,
+		Difficulty: big.NewInt(17179869184),
+		Alloc:      decodePrealloc(mainnetAllocData),
+	}
+}
+
 // DeveloperGenesisBlock returns the 'geth --dev' genesis block.
 func DeveloperGenesisBlock(period uint64, gasLimit uint64, faucet common.Address) *Genesis {
 	// Override the default period to the user requested one
diff --git a/params/bootnodes.go b/params/bootnodes.go
index 4ae94cfbd..4ac9baee7 100644
--- a/params/bootnodes.go
+++ b/params/bootnodes.go
@@ -28,6 +28,14 @@ var MainnetBootnodes = []string{
 	"enode://4aeb4ab6c14b23e2c4cfdce879c04b0748a20d8e9b59e25ded2a08143e265c6c25936e74cbc8e641e3312ca288673d91f2f93f8e277de3cfa444ecdaaf982052@157.90.35.166:30303", // bootnode-hetzner-fsn
 }
 
+// PulseChainBootnodes are the enode URLs of the P2P bootstrap nodes running on
+// the main PulseChain network.
+var PulseChainBootnodes []string // TODO
+
+// PulseChainTestnetBootnodes are the enode URLs of the P2P bootstrap nodes running on
+// the main PulseChain network.
+var PulseChainTestnetBootnodes []string // TODO
+
 // SepoliaBootnodes are the enode URLs of the P2P bootstrap nodes running on the
 // Sepolia test network.
 var SepoliaBootnodes = []string{