Time for the next Junos post! Here is our lab image for this post. Ok, first thing we need to do is rollback to our rescue config so we start on a clean slate: R4: R4#configure replace flash:base.txt   J1: [edit] jfry@J1# rollback rescue load complete [edit] jfry@J1# commit and-quit commit complete Exiting configuration…

  Here is our diagram for this lab For this lab we will configure authentication for Area 0   First up some quick housecleaning J1: [edit] jfry@J1# delete protocols ospf area 0 interface fe-0/0/7 authentication    [edit] jfry@J1# commit and-quit commit complete Exiting configuration mode   jfry@J1>   and R4 R4(config)#int e0 R4(config-if)#no ip ospf authentication   …

Ok, getting back to where I left of in April (gasp!) –  with OSPF Router ID , lets continue with OSPF Authentication. Keep in mind that these posts actually build off the previous posts, so you may need to review the others again. First up, our topology for this lab: Ok, time for some OSPF…