<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: arial,helvetica,sans-serif; font-size: 10pt; color: #000000'><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">I have ISC DHCP setup in Webmin.</span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;"><br></span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">Currently, it's doing DHCP option 82 to relay the DHCP requests from the management ports on modems, through the DSLAMs, into the VM. The management ports have defined IP addresses per card\port combination.</span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;"><br></span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">They're all on a shared network. I have all of the DSLAMs specified as hosts.</span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;"><br></span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">Webmin documentation says that all subnets on the same LAN segment must be in the same shared network and a shared network must only contain subnets that are on the same LAN.</span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;"><br></span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">Currently, that's so. However, adding more VLANs and subnets... they aren't in the same LAN anymore. However, the DSLAMs (currently) are.</span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;"><br></span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">I assume this is less about Webmin and more about ISC-DHCP.</span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;"><br></span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">Unfortunately, I don't remember much of when I set up that DHCP server to remember the nuances of ISC DHCP and option 82.</span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;"><br></span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-size: 13.3333px;">Any guidance?</span></font></div><br><div style="color: rgb(0, 0, 0); font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span 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