SwitchA is providing NTPsource. SwitchB receives time ok from switchA.
switchC is vrf and can route to switchA timesrcIP but is unable to syn. swtC&swtB are the same physical cat.
ntp server vrf swtC 172.18.1.1 <-swtA
ntp server 172.18.1.1 <- global is good.
what's missing... IP is in place.