Other Network Architecture Subjects

HelloRecently I had a task to clone Cisco 881 router, I mean I had to transfer a config from one 881 to another.However, I faced some issues with this task:SSH doesn't work after the transfer, as I understand it is required to regenerate certificates...

HelloBusiness requirement is to ensure Remote access service is available for 400 users with around 75 concurrent. The solution should be scable to support around 600 users max with 150 concurrent users.  Remote access solution should support2008 Act...

Hi All,I have a Cisco 5350 Router and it randomly reboots itself. I see the following message in my SHOW VERSION.System returned to ROM by bus error at PC 0x39292C20, address 0x0 at 10:46:02 Tue Jun 18 2013System image file is "flash:c5350-js-mz.124-...

Hi All.  I currently have a core that consists of two Nexus 7009 VRRP paired switches running VRF-Lite for multi-tenant hosting.  These connect to the internet VIA a HA pair of ASA 5525-X firewalls.  Since the firewalls cannot run Multi context with ...

I have tftp upgraded the 801 wireless with the latest software. Now I lost the web interface, have enabled using the ip http server cli.Still nothing. Have consoled into the device, looked at file system of flash. Can someone wxplain the layout of th...

We had 2 3945e routers as hubs for DMVPN which ordered with the appropriate hseck9 license but inadvertantely placed on the network without the hseck9 license being installed.  2 weeks ago, after adding several DMVPN tunnels we noticed the performanc...

Hi!I configured an IE300-Series-Switch to use an ntp server as time source and ptp to at as a boundary clock.Syncing the internal clock to the NTP time works as expected, but the ptp clock stays completely out of sync.So my question is how to sync th...

Hello ,I have set up a very basic security implementation that is no way realistic, but I just want to experiment and learn... In my 1801 router that answers DHCP requests on separate wired and wireless vlans, I have bound static IP addresses to the ...

Hi Experts,location A and location B  connection are using Fiber, can they communicate with different network segment?

I would like to configure this appliance to use ACS authentication.  Right now I use local authentication, but would prefer ACS instead.  Both the WebUI and the console are using this local method and I would much prefer it to use ACS instead.I get t...

Hi,I've a WS-C4003 with one WS-C4008 power supply. I've released a Sony APS-111 (CISCO P/N: 34-0873-01) power supply from an old WS-C4006 and i'd like to know if it's compatible with the WS-C4003. It seems that it'll work but I don't find any compati...

Hi All,Can you please  provide the Voltage ,Current and power rating of 7200 ,7600 ,12410 and 12416 router.If i got both voltage and power , can i use current = power /voltage to find it out the current.Thanks in advance.

I've been working for an ISP for 10 years already, and I am trying to gain experience in enterprise networking. As title suggests, I am looking for some real world "detailed" case studies how network is desgined in medium-large business. I know Cisco...

hi, IOS on my router Cisco 1841 crashed. I would like to backup date from flash to my computer. It is possible? I can use command tftpdnld. I want receive data from router.RegardsJacek