Route on a router can be either generated in the BGP table by that router (locally originated) or remotely learned. This source of the route is used in step 3.
Origin is a mandatory transitive BGP attribute of a BGP prefix, which can have 3 values: IGP, EGP and Incomplete. This is used in step 5. -- Marko Milivojevic - CCIE #18427 (SP R&S) Senior CCIE Instructor - IPexpert On Fri, Feb 17, 2012 at 18:07, Bal Birdy <[email protected]> wrote: > All, > > Can some explain what's hte idfference between - > > Step 3 > > Prefer the path that was locally originated via a *network* or > *aggregate*BGP subcommand or through redistribution from an IGP. > > Local paths that are sourced by the > *network*<http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a00800c95bb.shtml#networkcommand>or > *redistribute* commands are preferred over local aggregates that are > sourced by the > *aggregate-address*<http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a0080094826.shtml>command. > and > > Step 5 > > Prefer the path with the lowest origin type. > > *Note: *IGP is lower than Exterior Gateway Protocol (EGP), and EGP is lower > than INCOMPLETE. > > They both read the same to me and I cant get my head around it. > > > Thanks > > Bal > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
