Other Network Architecture Subjects

Hi, Has anyone used EVN over DMVPN. I tried doing it on VIRL but only one vrf instance works. Is there any sample configuration guide available Here is my scenario. I have two tunnel interfaced in two different vrf`s. there are two spokes and one hub...

can anyone define these, i am a little confused ?thanks

Hi , Site to Site VPN is created successfully  between two sites .Users are able to access the server .successfully. Problems arises when users try access any website hosted on servers (via tunnel ) using URL . With IP address the sites are accessib...

Hi All ,  I have Cisco 2801 Router and continuously Rebooting after IOS image Upgrade ,  Below are the console Logs ...           I have attached the console logs .     Please Advise 

We are replacing some old obsolete dlsw routers for a few stubborn SNA servers. All SNA traffic in my environment is over Ethernet using transparent bridging at both ends. I found configurations for Ethernet redundancy but only with redundant routers...

I have a router with 2 images of IOS(differentversions), and I want to reboot the router only with one of them, how can I do it? I already did "boot system flash: image" and it didn't work... The router's version is ASR 1001.

I am trying to upload image: c7200-advipservicesk9-mz.151-4.M10.bin on 7206VXR router. & getting below error message. I am not sure if this is valid image file Because I am not able to find this product in Cisco software compatibility tool.   Here i...

Good Day! How can i solve this problem. When i opened ASA by console there are following errors: Linux version 2.6.17.8 (kevfox@kevfox-lnx) (gcc version 4.0.2) #5 PREEMPT Mon May 7 18:35:37 EDT 2007BIOS-provided physical RAM map: BIOS-e820: 00000000...

Hi community - NooB here. Ive got a WS-C3560G-24TS set aside for WCCP running 12.2(25), Image C3560-ADVIPSERVICESK.  As far as I can see WCCP should be available, but the WCCP commands are not available. result of 'ip wccp' results in % Unrecognize...

Dear All, I have a Cisco 7206VXR + NPE G1 module , recently router causing high CPU usage even without high traffic. Appreciate if some one can help me on this ? CPU utilization for five seconds: 68%/65%; one minute: 66%; five minutes: 66% PID Runti...

Can someone describe from a network point of view what RPC (SUN and/or DCE) is and why it deviates from standard TCP behavior? The way that I understand it is a client reaches out to a server with a unique source port and then switches the source por...

Hi folks,I am wondering if there is a document or wiki which maps the SNMP OID to some CLI commands.For instance for the OID "ifHCInBroadcastPkts" we can run the "show interfaces <interface name>" and look for broadcast packets.I have found this link...

Hi,#sho ver produces this error, before outputting the rest of the expected results of a sho ver: Ver read taking too long. Abortingproton_firmware_version_read failed asic 3 then the rest is shown:Cisco Nexus Operating System (NX-OS) Software..........

I've got a 877 router connected to my PC using the Cisco console cable and a USB to serial cable.  I've never done this before but I go into putty turn "flow control" to none, select COM8, pess open and a box appears but no text.  Can anyone help m...