I guess not. It's hard-coded in (see tcl/lib/ns-address.tcl, the AddrParams procs). On Sat, 7 Oct 2000, Boris Kock wrote: > Hi, > > The version of ns I am using supports 3 levels of hierarchy. Does anybody > know if there is support for more hierarchical levels in newer version or > if it is easy to extend the hierarchy? > > Thanks in advance, > > Boris > >