Gwei is a unit of gas that is used in the Ethereum network. Gas is used by miners to process transactions and it is one of the key differences between Ethereum and other cryptocurrencies like Bitcoin.
Looking at the GBP/AUD pair for 4 hours, it is noticeable that it is gaining some pips at the price level of 1.7030 Should there be a continuous appreciation in the price, the next resistance level will be 1.7150 with the next support level at 1.7010.