Dynamic Host Configuration Protocol (DHCP) CCNA

Option 42 Dhcp. A Guide To DHCP Options Numbers If I have to guess about why OSX nor Windows supports this option, I would say is due the various flaws that the base DHCP protocol has, like no Authentification Method, since mal intentioned DHCP servers could. Below screenshots of DHCP Discover/Offer for Option 42.

configuringdhcpservice
configuringdhcpservice from www.tp-link.com

42: NTP Servers: N: NTP Server Addresses : 43: Vendor Specific: N: Vendor Specific Information : 44: NETBIOS Name Srv: N: It looks like adding "option 42 ip " under dhcp pool doesn't help as my host is still with its own time set

configuringdhcpservice

Additional DHCP options are described in other RFCs, as documented in this registry. It looks like there are two options for providing network time settings to a DHCP client; option 004 and option 042 There isn't another well known/universal client that accepts this value

Réseau comment configurer un serveur DHCP sur Windows LeMagIT. Additional DHCP options are described in other RFCs, as documented in this registry. In this case 125.1.10.2 is the default gateway too for this subnet! ntp master! ip dhcp pool VLAN10

The Ultimate Tutorial for DHCP, DHCP Options, and Plug and Play YouTube. If there is no Active Directory which maintains the time, then DHCP option 042 is the preferred time service in a Windows environment If DHCP option 042 and PDC exist at the same time in domain, it might cause an unnecessary complexity