Switching

Dear All for couple of days i've been fighting with ARP input drops & throttles on interfaces of the customer VSS (SUP-2T+69XX&68XX LCs). I was able to avoid of any throttles on the interfaces (with hold-queue in incrementing) of the system, which im...

Hi All,Is there anyone experienced deploy OTV using ASR 1001 between 2 datacenters? We want to acquire HSRP localization there, but at this moment I can only see lots docs are saying how to do this on N7K, not ASR. I saw it has a FHRP filtering enabl...

I have Cisco 2500 Series Router that was configured by a Previous IT Guy and when it reboots it said (Cisco Controller)> I can't get out of it I have already reset it, I need to get it back to factory defaults, any help would be greatly appreciated. 

I hope i can get some help with this, we have setup a Cisco 1941 with dual wan we are having issues getting the router to fail over to the second line with a route map, if anyone could give some pointers that would be great. Config attached    When w...

I am looking to add 2 Gig ethernet ports into one of the card slots of the cisco 3900 router. I was given the following two part numbers and these look like serial ports NM-1T3/E3 or Vwic3-2MFT T1/E1. Comments please

Hi All,I would like to connects C9500-40X-A to C9300-NM-8-10G switches. May I know whether C9500-40X-A supports 10GB SFP+ transceivers? If so, which model should I go for? Thanks!

wat the common problems affecting in a STP and VLAN...wat all are the solution we needed for that..

it's Possible ??   need to use fabricpath over OTV  interconnect DC1 and DC2 site  (N7k) Example : fabric path connect to layer 2 switch for decap fabric and sent to OTV encapsulation ? 

Hi,   I have a local span setup as below. What I would like to know is what is the difference between the two options are: source vlan 100 & filter vlan 100? I want to SPAN all traffic on VLAN100.   session 1---------------description           : SPA...

In a Nexus environment while using VPC connections, what benefits does spanning-tree Bridge Assurance provide?  Does anyone have this feature turned on?  We had a situation that our 5K uplink went into a blocking/broke mode  (BRK*) after an upgrade. ...

what is Routing table fields and how a router uses routing table for routing decisions?

Hello. we are experiencing packet loss. and I need to configure traffic shaping in the interfaces. Any suggestion on best practice. Static router only being used nothing fancy Thank you

Hi everyone, Does anybody know how to use SNMP to monitor the status of the internal power supplies of a Cisco 2900XL and 2960 switch ? I had used iReasoning MIB to walk MIB for status of 2900 but I don't know how to define those OID's .   Thanks a l...

Hi,Are the Catalyst 2960 switches layer-3 switches?