Switching

Hi  I noticed that I can telnet my router after like 1 day even SSH is not accepting my password. % Authentication failed % Authentication failed % Authentication failed I checked the router log got this message 780278: Apr  2 06:15:28.676: %AAA-...

Hey Guys,    i'm having a scenario to share.Please help me to find the answer. I'm having an office in LA in which all the PC's are connected to it and also a printer. I'm also having an office in NY in which working in same network series and PC's,...

Hi, I need to enable ECN in Cisco Nexus 5548UP switch, I have tried many options but I am not able to enable it. Here are the steps I have followed: Nexus-B1(config-pmap-c-qos)#Nexus-B1# configure terminalEnter configuration commands, one per line. ...

I recently got a ws-x4516-10ge but it does not post. I noticed that the sodimm slot on the board is not populated and suspect that is the culprit. The only information I could find about it is that Cisco specifies 512MB SODIMM SDRAM for Supervisor En...

I Have a network  that consists of a 3750 48 port  Ethernet (core), 3750 Fiber(layer 2) trunked on gi2/0/25 to gi1/0/1 all vlans 1,10,20,30,40-41,50-51 allowed. I have had no issues. Added the 8th 2960 created vlan 41 and 51 added to the trunk. VTP i...

Hello, I want to add a new cisco switch WS-C2960X-24PS-L to a existing stack cisco stack switches ws-2960s-48FPD-L. Cisco switches details mention below Existing Stack Switches model Switch Ports Model SW Version SW Image ---...

Hi, Here's what I'm trying to get set up and working: cable modem -> possibly cisco 2801 (not sure if this will be needed) -> cisco catalyst 3750 -> (10x) 1142 access points in autonomous mode. I currently have a linksys wireless router sitting where...

Hello All,Device: ISR4321/K9IOS: Version 15.4(3)S4IOS-XE: Version 03.13.04.S I'm wondering if there is a way to create an internal Host table for internal DNS lookups on this ISR? I started looking around cisco.com and read something about VRF tables...

What is the max number of NAT sessions in a 6840-X and 6807-XL?

Hi for a first time! Have question to you. I have WS-C2960X-48TS-L and WS-C2960X-24TS-L connected with optical link (SFP on both sides) and want to protect this link from someone to disconnect one of my switches and connect own device then get into...

Hello, We have encounter a problem when trying to consolidation OSPF adjacency. We ended up rollback the changes, but here is the issue and hopefully someone has a much better idea and we really appreciate your helps: Two Nexus 7000k core switches,...