Juniper JUNOSE 11.0.X MULTICAST ROUTING Configuration Manual page 63

a.a.a.a IP address of the source
b.b.b.b IP address of the destination
c.c.c.c IP address of the multicast group
d.d.d.d IP address of the router to which the router sends the trace
Received mtrace response packet of length n Length of the response packet,
in bytes
Each line of the trace has the following format: hops. ip-address Protocol:
protocol FwdingCode:forwarding code
hops Number of hops from the destination to this intermediate router
ip-address IP address of the intermediate router
protocol Multicast protocol running on the intermediate router. A value
of 12 indicates IGMP; other values comply with A " traceroute" Facility
for IP Multicast – draft-ietf-idmr-traceroute-ipm-07.txt.
FwdingCode Forwarding information or error associated with this hop.
For example, RPF iif indicates that the request arrived on the expected
RPF interface for this source group. For more information about the
forwarding information or error codes, see A " traceroute" Facility for
IP Multicast – draft-ietf-idmr-traceroute-ipm-07.txt.
Example
host1#mtrace 100.4.4.4 40.1.1.1 232.1.1.1
Tracing multicast route from 100.4.4.4 to 40.1.1.1 for group 232.1.1.1 using
response address 10.6.129.56
(Press ^c to stop.)
Received mtrace response packet of length 88
1. 40.1.1.1 Protocol: PIM(3) FwdingCode: RPF iif(9)
2. 21.2.2.2 Protocol: PIM(3) FwdingCode: Reached RP(8)
There is no no version.
See mtrace.
Chapter 1: Configuring IPv4 Multicast
Investigating Multicast Routes
41