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OSPF - DR question

Hi All,My book tells me that ...  "a designated router election has been held, with Router A winning the election. With a DR, the topologyexchange process happens between the DR and every other router, but not between everypair of routers. As a resul...

Nexus 7018 & Wireless Controller 5500

HiI am trying to run a Cisco Wireless Controller 5500 in LAG mode against a Nexus 7018. I have enabled the LAG mode one the controller and restarted it, and it looks like this is working ok.The Nexus 7018 is configured in port-channel and as trunk.So...

Streaming problems with my new Cisco 871w

     Would you know why when streaming from my Cisco 871w router I get disconnected a lot? well all the time, for example when im listening to the radio it disconnects from the station for like a minute then it reconnects for like another minute and ...

Cisco 3750-X Stack InterVlan Routing Issue

Hi all,Hoping that someone here will be able to help me and point me in the right direction. I have two Cisco 3750-X switches in a stack and I have enabled InterVlan routing. Configuration is as below:Vlan 99 - Internet Uplink - 192.168.8.1 - Int: 1/...

Resolved! Ios verify

Hiwhen we tried verify the ios image, we recivied the folowing mesagges:SW#verify flash:flash:c2960-lanbasek9-mz.122-50.SE4%ERROR: Unable to process embedded hash in flash:flash:c2960-lanbasek9-mz.122-50.SE4.File system hash verification failed for f...

r.sagredo by • Level 1
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port down when i force duplex full

Hi experts;I have connect two switches with cross-over cable .the two ports connected are 100Mb. but one of them is full duplext and other is half duplex and that cause mismatche. when i reconfigure the half duplex port with auto it is go back to hal...

VLANs - Web-Based Interface

Ok.  So, we received our new VoIP phone system today.  I don't have individual drops for each phone nor a separate switch.  My goal here was to bring both the data and voice across one drop and distribute the traffic via VLANs.  I am a CCNA, but it h...

cisco ASA tcp timeout

hii have been asked to set the tcp timeout on my ASA 5520 8.4(1) to 48 hours.is that a good idea ?also what is the processi run the command timeout conn 48:0:0i have an active-passive setupis a reboot both devices needed ?

Nexus 7k & OSPF

hi,We are having two nexus 7k configured in vpc environment, Currently we are using SVI's and single vdc. Default route going to our company's network. We have a seperate setup for particular source and destination for which traffic gets encrypted an...

Resolved! 6509 IOS Upgrade question/issue

Hello I havea 6509 running c6sup2_rp-PSV-M I wat to upgrade it to  s222-ipservicesk9_wan-mz.122-18.SXF17b, I have loaded the IOS onto my compactflash and set the boot to the new file, when i reloaded the secondary Sup2 it didnt come back online.My Qu...

Resolved! STP enchancement question...

Following: https://supportforums.cisco.com/thread/2111425?tstart=0I saw this on an interface...spanning-tree bpdufilter enablespanning-tree bpduguard enableIf I understand, BPDUGuard puts a port into into err-disable state if any BPDUs come in on tha...

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