# Across跨链交互教程-ETH链

**Published by:** [FlyPotato](https://paragraph.com/@nbblockchain/)
**Published on:** 2021-12-24
**URL:** https://paragraph.com/@nbblockchain/across-eth

## Content

介绍Across 是 L1 和 L2 之间最快、最便宜和最安全的桥梁。 本次交互成本70u，最低跨链金额0.1ETH 官方推特：官方discord：Discord - Group Chat That's All Fun & GamesDiscord is great for playing games and chilling with friends, or even building a worldwide community. Customize your own space to talk, play, and hang out.https://discord.com交互1、打开网站，链接钱包Home | Across Protocol | Across ProtocolInteroperability powered by Intents. A new paradigm in crosschain experiences, seamlessly connecting users with applications.https://across.to2、L1向L2跨链 From选择ETH，填入跨链金额，To选择Arbiturm或者Optimism，这里选择Arbitrum。 建议跨链金额大一些，0.1ETH起步，因为据我交互发现，第3步L2向L1跨时，最低要求金额是0.1ETH，因为手续费是一样的，钱都是你的，又跑不了，哈哈～～点击Send发送～～～跨链成功，资金大约10分钟左右到账～～ 3、L2向L1跨链 From选择Arbitrum，输入跨链金额，To选择ETH点击Send～～～充值成功，预计到账时间2分钟～～ 4、添加Pool池 点击顶部的Poll按钮，进入池子页面。 点击ADD，输入要添加池子的ETH数量，点击Add Liquidity本次交互完成～～～ 本次交互成本70u 非投资建议#DYOR，交互有问题的下面联系方式联系我。 联系我： 微博:推特：

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