do you mean IP addresses on loopback interfaces? It's not really necessary, you can use just a normal "link-net" address, but BGP and MPLS needs an uniqe router-id, and a loopback IP is normaly used for this.
And of course any /32 would require some form of routing (static or other for reachability) as opposed to say using a /30 address on a pt-pt Ethernet link for peering which would be picked up by the local network..
Question We run asr9001 with XR 6.1.3, and we have a very long delay to
login w/ SSH 1 or 2 to the device compare to IOS device. After
investigation, the there is 1s delay between the client KEXDH_INIT and
the server (XR) KEXDH_REPLY. After debug ssh serv...
Introduction The purpose of this document is to demonstrate the Open
Shortest Path First (OSPF) behavior when the V-bit (Virtual-link bit) is
present in a non-backbone area. The V-bit is signaled in Type-1 LSA only
if the router is the endpoint of one or ...
Hi, I am seeing quite a few issues with patch install and wanted to
share my experience and workaround to this. Login to admin via CLI, then
access root with the “shell” command Issue “df –h” and you’ll probably
see the following directory full or nearly ...