It is used for monitoring. You should be able to plug in without disrupting service. Usually T1 smart jacks and CSU/DSU also have these. On some you can drop and insert and send test patterns via your test equipment, ie, T-berd 224.
What I understand that when we issue this command , TX & RX ports on card gets internally looped ?
At same time , we can plug in Bert Meter on the port & send test patterns. If we are able to receive the patterns without any errors , this confirms that port is working fine. Is there any special port available on card since u have mentioned that we can do this activity without affecting our live circuit which is terminated on E1 port of card .
I have visted the URL marked which says that CO or C1 led glows up when this command is issued . which means that some activity is being carried out .
This is actually a pretty cool feature, i didn't even know it existed until I was looking for a solution to advertise a subnet (prefix in BGP talk), only if a certain condition existed. This is exactly what conditional advertisements does
j ai une question j ai achete un routeur cisco 887VA-k9 , je le configuré avec la configuration ci- dessous
si je le lier avec mon pc portable sur l un de ses ports directement ça marche toute est bien ( la connexion internet + m...
Attached policy provides CLI access to the Cisco 4G router over text messaging. Two files are in the attached .tar file:
2. PDF with instructions on how to load and use the .tcl file.