# peer node

The `peer node` command allows an administrator to start a peer node,
pause and resume a channel, rebuild databases, reset all channels in a peer to the genesis block,
rollback a channel to a given block number, and upgrade the database format.

## Syntax

The `peer node` command has the following subcommands:

  * pause
  * rebuild-dbs
  * reset
  * resume
  * rollback
  * start
  * unjoin
  * upgrade-dbs
