26To re-configure the SSL server, first execute the undo form of the command to delete the existingSSL server configuration.Examples# Enable an SSL server with the port number 20000 for OpenFlow instance 1. system-view[Sysname] openflow instance 1[Sysname-of-inst-1] listening port 20000 ssl ssl_namemac-ip dynamic-mac awareUse mac-ip dynamic-mac aware to configure an OpenFlow instance to support dynamic MACaddresses.Use undo mac-ip dynamic-mac aware to restore the default.Syntaxmac-ip dynamic-mac awareundo mac-ip dynamic-mac awareDefaultAn OpenFlow instance does not support dynamic MAC addresses and ignores dynamic MACaddress messages sent from controllers.ViewsOpenFlow instance viewPredefined user rolesnetwork-adminUsage guidelinesThis command configures an OpenFlow instance to support querying and deleting dynamic MACaddresses in only MAC-IP flow tables. The OpenFlow instance does not send change events for thedynamic MAC addresses to controllers.Examples# Configure OpenFlow instance 1 to support dynamic MAC addresses. system-view[Sysname] openflow instance 1[Sysname-of-inst-1] mac-ip dynamic-mac awaremac-learning forbiddenUse mac-learning forbidden to configure OpenFlow to forbid MAC address learning in VLANsassociated with an OpenFlow instance.Use undo mac-learning forbidden to restore the default.Syntaxmac-learning forbiddenundo mac-learning forbiddenDefaultMAC address learning is allowed for VLANs associated with an OpenFlow instance.