The value of svcDhcpLeaseWppPortalName indicates the
name of the WPP portal used for this lease state.
The value zero indicates that the WPP portal is currently unknown.
The values of svcDhcpLeaseWppPortalRouter and svcDhcpLeaseWppPortalName
refer to a conceptual row
in the TIMETRA-WEB-PORTAL-MIB::tmnxWppPortalTable.