# System Configuration

chapter introduces the Bool Network chain parameters to facilitate developers or users to better understand the system.

### Basic Chain Variable Parameters

<table><thead><tr><th width="277">Variable</th><th>Beta Mainnet Value</th><th>Beta Testnet Value</th></tr></thead><tbody><tr><td>Block Time</td><td>6 s</td><td>3 s</td></tr><tr><td>Chain Name </td><td>BoolNetwork Beta Mainnet</td><td>BoolNetwork Beta Testnet</td></tr><tr><td>Token Symbol</td><td>BOL</td><td>tBOL</td></tr><tr><td>Token Decimals</td><td>18</td><td>18</td></tr><tr><td>Total Issuance</td><td>1 billion</td><td>1 billion</td></tr><tr><td>Protocol ID</td><td>boolnetwork_beta_mainnet</td><td>boolnetwork_beta_testnet</td></tr><tr><td>Maximum Block Weight</td><td>2000000000000</td><td>2000000000000</td></tr><tr><td>Block Gas Limit</td><td>60000000</td><td>60000000</td></tr><tr><td>Weight Per Gas</td><td>25000</td><td>25000</td></tr><tr><td>EVM Chain ID</td><td>11100</td><td>481</td></tr><tr><td>Gas fee ratio</td><td><p>50%-miner</p><p>20%-burn</p><p>30%-treasure</p></td><td><p>50%-miner</p><p>20%-burn</p><p>30%-treasure</p></td></tr><tr><td>Existential Deposit</td><td>0</td><td>0.0000000000000005</td></tr></tbody></table>

### Staking Variable Parameters

<table><thead><tr><th width="277">Variable</th><th>Beta Mainnet Value</th><th>Beta Testnet Value</th></tr></thead><tbody><tr><td>Epoch Duration</td><td>100 block</td><td>200 block</td></tr><tr><td>Sessions Per Era</td><td>24</td><td>3</td></tr><tr><td>Epoch</td><td>10 min</td><td>10 min</td></tr><tr><td>Era</td><td>4 h</td><td>30 min</td></tr><tr><td>Bonding Duration</td><td>1 era</td><td>1 era</td></tr><tr><td>Maximum Nominations</td><td>16</td><td>16</td></tr><tr><td>Maximum Validators</td><td>100</td><td>100</td></tr><tr><td>Maximum Nominators</td><td>1000</td><td>1000</td></tr><tr><td>Minimum Validator Bond</td><td>100000 BOL</td><td>100000 tBOL</td></tr><tr><td>Minimum Validator Bond</td><td>100 BOL</td><td>200 tBOL</td></tr></tbody></table>

### DHC Variable Parameters

<table><thead><tr><th width="277">Variable</th><th>Beta Mainnet Value</th><th>Beta Testnet Value</th></tr></thead><tbody><tr><td>Incentive Epoch Duration</td><td>300 block</td><td>600 block</td></tr><tr><td>Committee Epoch Blocks</td><td>200 block</td><td>800 block</td></tr><tr><td>Committee Apply Blocks</td><td>60 block</td><td>300 block</td></tr><tr><td>Committee Rvrf Blocks</td><td>60 block</td><td>100 block</td></tr><tr><td>Committee Change Blocks</td><td>60 block</td><td>300 block</td></tr><tr><td>Committee Slot Number</td><td>10</td><td>10</td></tr><tr><td>Committee Maximum Duplicate</td><td>3</td><td>3</td></tr><tr><td>Committee Maximum Members</td><td>15</td><td>15</td></tr><tr><td>Committee Minimum Members</td><td>5</td><td>5</td></tr><tr><td>Committee T,N ratio</td><td>gt 1 / 2</td><td>ge 2/3</td></tr><tr><td>Committee Service Fee</td><td>0.1 BOL</td><td>1 tBOL</td></tr><tr><td>Device Heartbeat Session</td><td>10 min</td><td>10 min</td></tr><tr><td>Device Reward Session</td><td>8 h</td><td>60 min</td></tr><tr><td>Device Minimum Mint Pledge</td><td>100000 BOL</td><td>20000 tBOL</td></tr><tr><td>Device Offline Punish</td><td>10 BOL</td><td>10 tBOL</td></tr><tr><td>Device Maximum Voter</td><td>200</td><td>3000</td></tr><tr><td>Device Force Exit Punish</td><td>1000 BOL</td><td>1000 tBOL</td></tr><tr><td>Device Force Exit Waiting</td><td>100 min</td><td>100 min</td></tr><tr><td>Device Maximum Exit Waiting</td><td>1 day</td><td>1 day</td></tr><tr><td>Device Maximum No Heartbeat</td><td>20 min</td><td>20 min</td></tr><tr><td>Device Minimum Commission</td><td>15%</td><td>15%</td></tr><tr><td>Device Minimum Vote Bond</td><td>100 BOL</td><td>200 tBOL</td></tr><tr><td>Device Owner Minimum Bond</td><td>50000 BOL</td><td>10000 tBOL</td></tr><tr><td>Device Base Reward Rate</td><td>10%</td><td>10%</td></tr><tr><td>Device Minimum Exit Bond Rate</td><td>95%</td><td>80%</td></tr><tr><td>Device Unlock Time</td><td>1 day</td><td>1 day</td></tr><tr><td>Device Base Score</td><td>1000000000000</td><td>1000</td></tr><tr><td>Device Advanced Score</td><td>2000000000000</td><td>2000</td></tr></tbody></table>

### Govern Variable Parameters

<table><thead><tr><th width="277">Variable</th><th>Beta Mainnet Value</th><th>Beta Testnet Value</th></tr></thead><tbody><tr><td>Govern Preimage Base Deposit</td><td>10000 BOL</td><td>10000 tBOL</td></tr><tr><td>Govern Preimage Byte Deposit</td><td>0.001 BOL</td><td>0.001 tBOL</td></tr><tr><td>Govern Proposal Bond</td><td>5 Permill </td><td>5 Permill</td></tr><tr><td>Govern Proposal Bond Minimum</td><td>1 BOL</td><td>1 tBOL</td></tr><tr><td>Govern Spend Period</td><td>1 day</td><td>1 day</td></tr><tr><td>Govern Maximum Approvals</td><td>100</td><td>100</td></tr><tr><td>Govern Spend Payout Period</td><td>30 days</td><td>30 days</td></tr><tr><td>Referenda Submission Deposit</td><td>100 BOL</td><td>100 tBOL</td></tr><tr><td>Referenda Alarm Interval</td><td>1 block</td><td>1 block</td></tr><tr><td>Referenda Undeciding Timeout</td><td>28 days</td><td>28 days</td></tr><tr><td>Referenda Maximum Queued</td><td>100</td><td>100</td></tr><tr><td>Conviction Vote Locking Period</td><td>30 days</td><td>30 days</td></tr><tr><td>Conviction Maximum Votes</td><td>512</td><td>512</td></tr><tr><td>Treasury Motion Duration</td><td>3 days</td><td>3 days</td></tr><tr><td>Treasury Maximum Proposals</td><td>20</td><td>20</td></tr><tr><td>Treasury Maximum Members</td><td>9</td><td>9</td></tr><tr><td>Treasury Motion Duration</td><td>14 days</td><td>14 days</td></tr><tr><td>Treasury Maximum Proposals</td><td>100</td><td>100</td></tr><tr><td>Treasury Maximum Members</td><td>100</td><td>100</td></tr></tbody></table>

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