Usage: mrtree -ndt? -T secs -M depth -r retries -c community host mrtree -ndt? -T secs -M depth -r retries -c community host ...

Usage: mrtree [-ndt?] [-T secs] [-M depth] [-r retries] [-c community] host        mrtree [-ndt?] [-T secs] [-M depth] [-r retries] [-c community] host source        mrtree [-ndt?] [-T secs] [-M depth] [-r retries] [-c community] host group source          -n           Display IP addresses in numeric format  -d           Compute statistics  -t           View tree for packets with time to live  -T seconds   Timeout in seconds for IGMP/SNMP queries (default 2)   -M depth     Maximum depth of the tree being calculated  -r retries   Number of extra times to send the SNMP queries (default = 0)           -c community Use alternate community string  -?           Print Usage