Command Groups 41D E L L C O N F I D E N T I A L – P R E L I M I N A R Y 9 / 1 3 / 0 6 – F O R P R O O F O N LYSSH Commandsspanning-tree mst cost Configures the path cost for multiple spanning tree(MST) calculations.InterfaceConfigurationspanning-tree mstconfigurationEnables configuring an MST region by entering theMultiple Spanning Tree (MST) mode.GlobalConfigurationinstance (mst) Maps VLANs to the MST instance. MST Configurationname (mst) Defines the configuration name. MST Configurationrevision (mst) Defines the configuration revision number. MST Configurationshow (mst) Displays the current or pending MST regionconfiguration.MST Configurationexit (mst) Exits the MST region configuration mode andapplies all configuration changes.MST Configurationabort (mst) Exits the MST region configuration mode withoutapplying configuration changes.MST Configurationshow spanning-tree Displays spanning tree configuration. Privileged EXECspanning-tree guardrootEnables root guard on all the spanning tree instancesin the interface.InterfaceConfigurationCommand Group Description Access Modeip ssh port Specifies the port to be used by the SSH server. GlobalConfigurationip ssh server Enables the device to be configured from a SSHserver.GlobalConfigurationcrypto key generate dsa Generates DSA key pairs. GlobalConfigurationcrypto key generate rsa Generates RSA key pairs. GlobalConfigurationip ssh pubkey-auth Enables public key authentication for incoming SSHsessions.GlobalConfigurationcrypto key pubkey-chain sshEnters SSH Public Key-chain configuration mode. GlobalConfigurationuser-key Specifies which SSH public key is manuallyconfigured and enters the SSH public key-stringconfiguration command.SSH Public Keykey-string Manually specifies a SSH public key. SSH Public Keyshow ip ssh Displays the SSH server configuration. Privileged EXEC