ISDN dial backup can be very effective. Not only is the data rate higher than analog, but the call setup takes only a few seconds, minimizing down time.
In addition to the examples on www.cisco.com, there are a quite a few dial backup sample configurations taken from my book (High Availability Networking with Cisco) on my web site (www.networkingunlimited.com). Of course you'll need to buy the book to get the explanation of how they work :-), then again, you might find that the two dial backup whitepapers there are all you need.
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 ...