# Manta Parachain with XCMP Follow this link to compile related projects: https://github.com/Manta-Network/Manta/tree/manta-pc/docs ### Relay chain - relay chain spec ``` ./target/release/polkadot build-spec --chain rococo-local --disable-default-bootnode --raw > rococo.json ``` - Alice node ``` ./target/release/polkadot \ --base-path alice \ --chain rococo-local \ --alice \ --rpc-cors 'all' \ --discover-local \ --unsafe-ws-external ``` - Bob node ``` ./target/release/polkadot \ --base-path bob \ --chain rococo-local \ --bob \ --rpc-cors 'all' \ --unsafe-ws-external \ --ws-port 9945 \ --discover-local \ --port 30335 ``` ### Manta Parachain - Manta Parachain with para id 6666 1. Parachain genesis file ``` ./target/release/manta-pc export-genesis-state --parachain-id 6666 --chain manta-pc-local > manta-pc-6666-state ./target/release/manta-pc export-genesis-wasm --raw --chain manta-pc-local > manta-pc-6666-wasm ``` 2. Start it. ``` ./target/release/manta-pc \ --base-path 6666 \ --chain manta-pc-local \ --ws-port 9979 \ --port 30438 \ --parachain-id 6666 \ --validator \ --alice \ --force-authoring \ -- \ --discover-local \ --chain rococo.json ``` - Manta Parachain with para id 7777 1. Parachain genesis file ``` ./target/release/manta-pc export-genesis-state --parachain-id 7777 --chain manta-pc-dev > manta-dev-7777-state ./target/release/manta-pc export-genesis-wasm --raw --chain manta-pc-dev > manta-dev-7777-wasm ``` 2. Start it. ``` ./target/release/manta-pc \ --base-path 7777 \ --chain manta-pc-dev \ --ws-port 9978 \ --port 30439 \ --parachain-id 7777 \ --validator \ --alice \ --force-authoring \ -- \ --discover-local \ --chain rococo.json ``` Follow this link to register both parachains: ![](https://i.imgur.com/IKBVW0U.png) Tips: Be careful with the para id. ### Open HRMP on Relaychain Follow both following figures to open hrmp channel under sudo permission. ![](https://i.imgur.com/iLBZsIz.png) ![](https://i.imgur.com/JyWjKnG.png) ### Send transaction between parachains Submit a transaction at parachain 6666 to parachain 7777. ![](https://i.imgur.com/2Exngsb.png) Tips: Go to `Explore` to see some event will be triggered. Or check logs showed in the terminal. ### Send transactions between parachain and relaychain todo!()