Below is a working config:
Cisco 2960 SNMPv3:
snmp-server user KCTEST READgroup v3 auth sha xxxx priv 256 xxxx snmp-server engineID remote 10.200.1.100 udp-port 161 80000009030040A6E8129A01 snmp-server group READgroup v3 auth read MGMTview snmp-server group READgroup v3 priv read MGMTview snmp-server view MGMTview internet included snmp-server view MGMTview mib-2 included snmp-server view MGMTview system included snmp-server view MGMTview interfaces included snmp-server view MGMTview chassis included snmp-server trap-source Vlan69 snmp-server packetsize 1400 snmp-server queue-length 20 snmp-server location IDC Mobile Consoles snmp-server contact IDC Operators snmp-server host 172.16.1.100 version 3 priv KCTEST snmp ifmib ifindex persist