F5 BIG-IP LTM Specialist: Maintain and Troubleshoot (301b) Exam Materials - Question #78 Discussion

After setting up an LTM HA configuration, ConfigSync fails to work. The configuration is as shown. peer1 tmsh show sys license Sys::License Licensed Version 11.0.0 Registration key Licensed On 2015/01/01 License Start Date 2015/06/01 License End Date 2020/01/01 Service Check Date 2020/01/01 Platform ID Appliance Serial Number peer2 tmsh show sys license Sys::License Licensed Version 11.0.0 Registration key Licensed On 2015/01/01 License Start Date 2015/06/01 License End Date 2020/01/01 Service Check Date 2020/01/01 Platform ID Appliance Serial Number peer1 date Tue Jun 1 23:13:05 CET 2015 peer2 date Tue Jun 1 23:13:10 CET 2015 peer1 ntpq -np peer2 ntpq -np remote refid st t when poll reach delay offset jitter ============================================================================== peer2 ntpq -np remote refid st t when poll reach delay offset jitter ============================================================================== *10.1.1.1 10.5.5.2 2 u 471 1024 377 0.813 -10.000 0.315 peer1 traceroute england.brave-dumps.com traceroute to england.brave-dumps.com (10.4.2.1), 30 hops max, 40 byte packets 1 gw.brave-dumps.com (10.5.2.1) 1.376 ms 1.302 ms 1.220 ms 2 p3.usa.brave-dumps.com (10.6.1.2) 1.224 ms 1.451 ms 1.241 ms 3 p2.r2.brave-dumps.com (10.4.2.1) 0.503 ms 0.328 ms 0.392 ms peer2 traceroute england.brave-dumps.com traceroute to england.brave-dumps.com (10.4.2.1), 30 hops max, 40 byte packets 1 r2.brave-dumps.com (10.6.1.2) 0.503 ms 0.328 ms 0.392 ms 2 p1.usa.brave-dumps.com (10.5.2.1) 0.615 ms 0.434 ms 0.370 ms 3 p2.italy.brave-dumps.com (10.4.2.1) 1.376 ms 1.302 ms 1.220 ms What is the root cause of the problem? (Choose one answer)

• A. There is no network connectivity between the peers
• B. The licenses are NOT valid
• C. The timezone is different between the HA peers
• D. The NTP configuration is NOT set up correctly

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