From: fwells12 (fwells12@xxxxxxxxxxx)
Date: Wed May 23 2001 - 17:28:06 GMT-3
   
Here is something I just stumbled over and am a little puzzled by.  Network
config is like ascii picture below...
 R4
  I
  I
  I
Frame----------------R2
  I                         I
  I                      vlan20
  I                         I
R7 ------------------CAT5--------isl trunk------------R6
         vlan70          I
                         vlan50
                            I
                          R5
R2/R4 and R7 are connected over the frame cloud and OSPF area 0 runs there
only.   Vlans 20/50/70 are all trunked on R6 which performs router on a stick.
R4 has an ethernet LAN running OSPF area 2.  OSPF area 3 runs on all the vlan
links between R2/R7/R5 and R6   R5 and R6 only have OSPF area 3 defined under
their OSPF processes yet I can still see complete routes to all other OSPF
networks!!  I am puzzled why I do not need a virtual link on R5 and R6 to R2
or R7 see the other OSPF networks.  I can ping any and all OSPF networks from
any and all routers.   Anyone know why????
Cheers
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This archive was generated by hypermail 2.1.4 : Thu Jun 13 2002 - 10:30:51 GMT-3