We use Solarwinds Network Monitoring and noticed that one of our core switches in one building always has a high receive utilization on the main data vlan (20). The switch is a 4503. Is there a way to find out what client or switch is causing this hi...
hi ,i have a question in loop issue , will it occur in this case or noti will describe my scenario as below : now i have 4 switches connected with full mesh.=================3 of them has stp protocol enabledonly 1 of them is un manged and dont suppo...
I was reviewing topology at one of my field offices and noticed they are using Cisco 3750 switches that are stacked with the stack-wise cable. Additionally I noticed they had connected one port to the other port on the switches that are in the stack ...
If I create an access-list as followed: access-list SOMETHING extended permit tcp 10.10.10.0 255.255.255.0 host 172.16.0.1 eq ldap Does ldap only equal 389 or does it also include 636? Thanks
I've seen other discuessions on 802.1x mab, however most of the ones I saw were from a couple years ago and IOS has changed since them so I figure I might as well ask again.We are moving to 802.1x in our infrastructure. We currently run Cisco 2960s ...
I have set HSRP autentication MD5 key-string using clear text and wondering how do I allow for the NExus 5K to encrypt it across all the interfaces?
While troubleshooting an issue on an N5K, we noticed the following values in the output of the "show lacp" command: bld-vda-4a-d33231# sh lacp interf eth 125/1/9[snip] Unknown packets rcvd: 1303 Illegal packets rcvd: 1303 We have not been able to f...
Hello All,I have a few blade servers with cisco switch modules installed in them. The problem i am having is that some of my internal ports connected to internal servers are giving output drops.Please see the attached file for info.If u need more i...
Hi When a switch is set as secondary root , the bridge id will come less than root bridge id. How this is notified in the BDPU ? Will it not create a confusion in the root bridge selection. how this is handled in STP ?
Hello there, I wanted confirmation that the 4510R+E does not have the equivilant of a WS-X6416-GBIC. I see the 4510R+E has 10gig GBIC blades, but I have an old 6509 Cat OS (v 8.2.x) with the above blade in it and I don't see that type of blade avail...
Hi,I have couple of 6509 with sup 720-10gb in active/standby mode using vss.In ''show log" command I am getting log message %PFINIT-SW1_SP-5-CONFIG_SYNC: Sync'ing the startup configuration to the standby Router.Is anything wrong in it?
Hello, If a cisco switch is configure as layer 3 switch using eigrp and its has interface vlan 192.168.34.1 and is advertise under eigrp network 192.168.34.0 0.0.0.255. And it's has port configure just as switchport trunk and then I have another sw...
Hi all ,ive GRE tunnel between twp routers with two publi ips and its finethe toplogy is : lan1---------router1----------internet--------------routers----lan2lan1 can reach lan through gre tunnel and its fine. but a new in the toplogy has occured, it...
Hello,What causes a router or switch to prompt for username and password when you vty as oppose to vty into switch and going straight to the enable password. Whats commands make the user get prompt for username or password when vty into switch? Than...
Dears,regarding to the out of band Management interface , if I configured an intervace vlan to be as a managment interface for one vdc ( the default vdc ), when I connected to this vdc via telnet , can I switch to any other vdc ? ( suppose that I ha...
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