Switch Features

[Majdi_MZ]

Hi all.

I have dilemma to choose the good switch. Right now, i have 3 choice for the HP Switch.

HP 1820-24G v2 Switch (J9980A)

HP 1810-24 v2 Switch (J9801A)

HP 1620-24G Switch (JG913A)

but how  can i know which of this switch can support all this features i list below here:

1. Support LACP
2. iMC manageable. Configurable by iMC
3. MRTG compatible.
4. Nagios compatible.
5. VLAN support from range 1-4094. But allow total VLAN support below 24 VLAN.
6. SNMP v3
7. SNMP-trap.
8. Log into external syslog.
9. Support NTP
10. Mac record support minimum 4K.
11. Broadcast traffic support.

Can anybody help me for solve my dilemma?

Thank you.