Merge pull request #245 from Ethanol48/issue-#150

issue-150

docs/src/getting-started/first-steps.md

@@ -14,14 +14,35 @@ Grab the balance of the sender account on L2:
 cast balance 0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266 --rpc-url http://127.0.0.1:9545
 ```
 
-**2. Call `bridgeETH` function on the `L1StandardBridgeProxy` contract on the L1 (chain 900)**
+<br>
+
+**2. Send the Ether** 
+<br />
+It exists two  different methods to do this action
+
+### First method - `OptimismPortal`
+Send the Ether to `OptimismPortal` contract of the respective L2 (on chain 900)**
+
+Initiate a bridge transaction on the L1:<br>
+*In the case of the chain 901 the contract is `0x37a418800d0c812A9dE83Bc80e993A6b76511B57`* 
+
+```sh
+cast send 0x37a418800d0c812A9dE83Bc80e993A6b76511B57 --value 0.1ether --rpc-url http://127.0.0.1:8545 --private-key 0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80
+```
+
+### Second method - `L1StandardBridge`
+
+**Call `bridgeETH` function on the `L1StandardBridgeProxy` / `L1StandardBridge` contract of the respective L2 on L1 (chain 900)**
+*In the case of the chain 901 the contract is `0x8d515eb0e5F293B16B6bBCA8275c060bAe0056B0`* 
 
 Initiate a bridge transaction on the L1:
 
 ```sh
-cast send 0xa01ae68902e205B420FD164435F299E07b0C778b "bridgeETH(uint32 _minGasLimit, bytes calldata _extraData)" 50000 0x --value 0.1ether --rpc-url http://127.0.0.1:8545 --private-key 0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80
+cast send 0x8d515eb0e5F293B16B6bBCA8275c060bAe0056B0 "bridgeETH(uint32 _minGasLimit, bytes calldata _extraData)" 50000 0x --value 0.1ether --rpc-url http://127.0.0.1:8545 --private-key 0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80
 ```
 
+<br>
+
 **3. Check the balance on the L2 (chain 901)**
 
 Verify that the ETH balance of the sender has increased on the L2: