Cisco WS-C3560E-48PD-SF Command Reference - Page 786

debug mvrdbg Appendix B Catalyst 3560 Switch Debug Commands debug mvrdbg Use the debug mvrdbg privileged EXEC command to enable debugging of Multicast VLAN Registration (MVR). Use the no form of this command to disable debugging. debug mvrdbg {all | events | igmpsn | management | ports} no debug mvrdbg {all | events | igmpsn | management | ports} Syntax Description all events igmpsn management ports Display all MVR activity debug messages. Display MVR event-handling debug messages. Display MVR Internet Group Management Protocol (IGMP) snooping-activity debug messages. Display MVR management-activity debug messages. Display MVR port debug messages. Defaults Debugging is disabled. Command Modes Privileged EXEC Command History Release 12.1(19)EA1 Modification This command was introduced. Usage Guidelines The undebug mvrdbg command is the same as the no debug mvrdbg command. Related Commands Command show debugging show mvr Description Displays information about the types of debugging that are enabled. For syntax information, select Cisco IOS Release 12.2 Configuration Guides and Command References > Cisco IOS Configuration Fundamentals Configuration Guide, Release 12.2 > System Management > Troubleshooting and Fault Management. Displays the current MVR configuration. B-26 Catalyst 3560 Switch Command Reference 78-16405-05