cisco pvst used to support only isl...pvst+ supports dot1q....does pvst exist any longer or is it supported on any platforms? Why do even newer Cisco switches refer to pvst and not pvst+?
I have a central router that synchronizes with a public NTP server. This router acts as a master for the routers at our branch offices over an MPLS connection. Four out of the five branch office routers have synchronized with our main router, but one...
I have a quick question. I was looking at the documentation for hardware support for our proposed IOS - cat4500e-universalk9.SPA.03.04.00.SG.151-2.SG.bin using Sup 7L-E and our linecards. Please see below.thanksOn this link, it didn't mention if it s...
I have a 2911 Router with a 4 port switch module (gigabitethernet0/0/0) that I want to have connected to my ISP to provide internet access, I currently have everything setup on the onboard ports (gigabitethernet0/0, 0/2, etc) which includes the ISP c...
We are starting to connect our IDF closets with 10Gig connections to our core 6509s. We have two 6509s running in VSS mode. Our IDF closets connection to both 6509s today with 1 Gb uplinks. One connection is a single mode connection and on connect...
I am going live soon with a new failover configuration utilizing IP SLA monitoring. I have tested my configuration as best I could in GNS3 and was hoping someone could take a quick look at what I've done before I go live. Any help is greatly apprec...
We had an instance of both GLBP nodes (both 4510's) wanting to be active for a VLAN, stifling connectivity to that VLAN. The config's are below, but as a bandaid, we shut one of the sides? Is there anything glaringly wrong here?Node A:Current configu...
Hi to all We have a 6513 with IOS 15.0(1)SY3 and we have a minor error on module 8 (active SUP) related to TestNonDisruptiveLoopback on port 5What could be the problem? Is really a minor problem?Here is the output:sh module 8 Mod Ports Card Type ...
Group - thank you in advance for your help on this issue.Our setup - 1 N7k using 10G uplinks (po interface) to a stack of 3750X-48(2)2 Exchange servers gig attached to the second 3750X switchN7k is running 5.1.33750X - 12.2.58.se2Issue - Periodically...
Hello there.I was just wondering why the switch fabric in switches are so high (90 Gbps for 2960s, 160 Gbps for 3750x).Considering a contact center network having the following requirements:Total IP Call Traffic: 31.552 Mbps (Assuming G.729 and 290 s...
