Juniper JUNOSE SOFTWARE FOR E SERIES 11.3.X - MULTICAST ROUTING CONFIGURATION GUIDE 2010-10-07 Configuration Manual page 63

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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
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