https://community.extremenetworks.com/t5/faqs/g-series-sntp-does-not-function-without-a-configured-host-ip/m-p/43936#M222 Article ID: 11562 <BR /> <BR /> <B>Products</B><BR /> G-Series, firmware 6.03.00.0022 and lower <BR /> <BR /> <B>Changes</B><BR /> Configured Simple Network Time Protocol ('set sntp...').<BR /> Did <I>not</I> configure a host IP address ('set ip address...'). <BR /> <BR /> <B>Symptoms</B><BR /> SNTP is not functioning. <BR /> <BR /> <B>Cause</B><BR /> With earlier firmware; SNTP operation requires the presence of a host IP address, and setting up a routed interface is not a functional substitute. <BR /> <BR /> <B>Solution/Workaround</B><BR /> Upgrade to firmware 6.03.01.0008 or higher, and then specify the existing router loopback address or an existing local routed interface as the "SNTP interface" (i.e. 'set sntp interface {loopback <I>loop-ID</I> | vlan <I>vlan-ID</I>}'). <BR /> <BR /> Pre-upgrade workaround:<BR /> Best practice calls for building a management VLAN and configuring a host IP address that corresponds to that VLAN (<A href="http://bit.ly/1caa9i2" target="_blank" rel="nofollow noreferrer noopener">5573</A>). Fri, 22 Nov 2013 23:43:00 GMT FAQ_User 2013-11-22T23:43:00Z https://community.extremenetworks.com/t5/faqs/g-series-sntp-does-not-function-without-a-configured-host-ip/m-p/43936#M222 Article ID: 11562 <BR /> <BR /> <B>Products</B><BR /> G-Series, firmware 6.03.00.0022 and lower <BR /> <BR /> <B>Changes</B><BR /> Configured Simple Network Time Protocol ('set sntp...').<BR /> Did <I>not</I> configure a host IP address ('set ip address...'). <BR /> <BR /> <B>Symptoms</B><BR /> SNTP is not functioning. <BR /> <BR /> <B>Cause</B><BR /> With earlier firmware; SNTP operation requires the presence of a host IP address, and setting up a routed interface is not a functional substitute. <BR /> <BR /> <B>Solution/Workaround</B><BR /> Upgrade to firmware 6.03.01.0008 or higher, and then specify the existing router loopback address or an existing local routed interface as the "SNTP interface" (i.e. 'set sntp interface {loopback <I>loop-ID</I> | vlan <I>vlan-ID</I>}'). <BR /> <BR /> Pre-upgrade workaround:<BR /> Best practice calls for building a management VLAN and configuring a host IP address that corresponds to that VLAN (<A href="http://bit.ly/1caa9i2" target="_blank" rel="nofollow noreferrer noopener">5573</A>). Fri, 22 Nov 2013 23:43:00 GMT https://community.extremenetworks.com/t5/faqs/g-series-sntp-does-not-function-without-a-configured-host-ip/m-p/43936#M222 FAQ_User 2013-11-22T23:43:00Z