we are running some 3750x´s switches as an access device for VoIP phones and PC´s. Lately we are having some issues conecting IP phones as we can see that the port links up (we can see the led blinking) but if we issue the "show ip int brief" to check the ports we can see the iin Down state.
Port1=>IP Phone1+PC1: Does not work
Port2=>IP Phone2+PC2: Works fine
Port1=>PC1: Works fine
Port1=>IP Phone1: Does not work
Port2=>IP Phone1+PC2: Works fine
Port1=>IP Phone2+PC1: Does not work
We guess it is a faulty port but it is a bit strange that it had hapens on some ports. Could it be as simple as a faulty port or there is something behind the scenes...
sho cable-diagnostics tdr interface gigabitEthernet 2/0/17 TDR test last run on: November 27 13:39:37
Interface Speed Local pair Pair length Remote pair Pair status --------- ----- ---------- ------------------ ----------- -------------------- Gi2/0/17 auto Pair A 1 +/- 10 meters N/A Open Pair B 8 +/- 10 meters N/A Open Pair C 8 +/- 10 meters N/A Open Pair D 9 +/- 10 meters N/A Open
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 ...