92# Configure Device B as an IPv6 symmetric passive peer.[DeviceA] ntp-service ipv6 unicast-peer 3000::364. Verify the configuration:# Verify that Device B has synchronized to Device A.[DeviceB] display ntp-service statusClock status: synchronizedClock stratum: 3System peer: 3000::35Local mode: sym_passiveReference clock ID: 251.73.79.32Leap indicator: 11Clock jitter: 0.000977 sStability: 0.000 ppsClock precision: 2^-10Root delay: 0.01855 msRoot dispersion: 9.23483 msReference time: d0c6047c.97199f9f Wed, Dec 29 2010 19:03:24.590# Verify that an IPv6 NTP association has been established between Device B and Device A.[DeviceB] display ntp-service ipv6 sessionsNotes: 1 source(master), 2 source(peer), 3 selected, 4 candidate, 5 configured.Source: [1234]3000::35Reference: 127.127.1.0 Clock stratum: 2Reachabilities: 15 Poll interval: 64Last receive time: 19 Offset: 0.0Roundtrip delay: 0.0 Dispersion: 0.0Total sessions: 1NTP broadcast mode configuration exampleNetwork requirementsAs shown in Figure 34, Router C functions as the NTP server for multiple devices on a network segmentand synchronizes the time among multiple devices.• Configure Router C's local clock as a reference source, with the stratum level 2.• Configure Router C to operate in broadcast server mode and send broadcast messages fromGigabitEthernet 2/0/1.• Configure Router B and Router A to operate in broadcast client mode and receive broadcastmessages through their respective GigabitEthernet 2/0/1.
