Refer to the exhibit.
R1# traceroute
Protocol [ip]:
Target IP address: 3.3.3.3
Source address: 1.1.1.1
Numeric display [n]:
Timeout in seconds: [3]:
Probe count [3]:
Minimum Time to Live [1]:
Maximum Time to Live [30]:
Port Number [33434]:
Loose, Strict, Record, Timestamp, Verbose [none]: Record
Number of hops [9]:
Loose, Strict, Record, Timestamp, Verbose [RV]:
Type escape sequence to abort.
Tracing the route to 3.3.3.3
1 10.99.69.2 36 msec
Received packet has options
Total option bytes = 40, padded length = 40
Record route:
(10.99.69.1) <*>
(0.0.0.0)
(0.0.0.0)
End of list
----output omitted--
2 10.99.69.6 !A
Received packet has options
Total option bytes = 40, padded length = 40
Record route:
(10.99.69.5)
(10.99.69.1) <*>
(0.0.0.0)
(0.0.0.0)
End of list
!A
----output omitted--
The traceroute fails from R1 to R3.
What is the cause of the failure?