iBGP, as opposed to eBGP, is used for internal peering, that is peering within the same AS. eBGP is used to interconnect different ASs... Check this link and scroll down to the drawing, it visualizes the difference: An Introduction to the BGP Protocol http://www.skullbox.net/bgp.php ...
IGP and IBGP are meant to be used in distinct manner, if you have more than one router and you need to exchange the ebgp information you receive in one edge of the router to the edge of the other router your best approach is to have IBGP in between then. You could use an IGP and ...
2 complete internet ebgp tables. in the mean time i found out that the "router identifier" shown in "sh ip bgp summ", is in deed the ip address of an interface running ospf to another network. router2 and router2 are not talking ospf. 0 helpful hi peter, this concludes th...
This is Case 2. TheOrigin ASnumber contained in the ATTR_SET attribute is prepended to the AS_PATH by PE2 and follows the rules that apply to an eBGP peering between the source and destination AS. The iBGP-specific attributes are ignored by PE2 when it creates the route to be advertised...
Note: This is only applicable for iBGP advertisements and not eBGP. Note: Applicable for non locally originated routes configured as Static Routes or received via any Interior Gateway Protocol (IGP) like Enhanced Interior Gateway Routing Protocol (EIGRP), Open Shortest Path Fir...
IGP and IBGP are meant to be used in distinct manner, if you have more than one router and you need to exchange the ebgp information you receive in one edge of the router to the edge of the other router your best approach is to have IBGP in between then. You could use an IGP and...