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Hello, i'm having issues getting various model switches to sync with a newly built NTP (Win2008) server with Atomic clock attached to it. The software for the clock is set to stratum 1. I know the clock is syncronising and the server is showing the c...

Walsby1983 by Level 1
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Hi Everyone,Just received a couple of Nexus 7Ks, need to update the OS on them.Kind of interested in which OS would be the best fit, saw release notes that for new deployments they recommend latest release of 6.1, although from o ther sources I read ...

Dear all, Would it be possible to have an OTV SITE-VLAN between 2 authorotive edge device, to travers a Fabric Path domain? Current test seems to fail site adjancency between AED OTV device over internal link, using Site-Vlan crossing a Fabric Path d...

wim.juste by Level 1
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Is it advisable to update to the 15.2.1E1 IOS for these devices or should I stay on 12.2(58)SE2 and 12.2(55)SE3 IOS?  I know 15.0.2 had issues.  Also, I have two 3750E-48TD switches that are on IOS 15.0(1)SE or SE2.  Should I go ahead an update them?

cpremo by Level 1
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hello we have a 3750 cisco switch , need to built a setup with 2 vlans vlan 10 with subnet 172.16.20.0/24  gateway ip address is 172.16.20.1 which is on firewall which is connected to uplink port eth 1/1 on 3750vlan 20 10.10.10.0/24  with gateway 10....

I have two Cisco 3750E switches that are stacked. I am replacing these switches with 2 stacked Cisco 2960X switches. All the switches are 48 ports and the 2960's have a different IOS version.Is it possible to import the configuration from the 3750 to...

akhang001 by Level 1
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  • 1 replies
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Hello AllIP SEC tunnel configuration required with these below mention parameters.create a secure, industry standard ipsec config for the ipsec tunnels- include all parameters including tunnel encryption, authentication, integrity and key exchangeReg...

anil703 by Level 1
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switch 1 provision ws-c2960s-24pd-lswitch 2 provision ws-c2960s-48fpd-lswitch 4 provision ws-c2960s-48fpd-l                   Do I need to worry about this? or is there a way to make it number 3?Switch Ports Model              SW Version            S...

Everything I find says I have to enable BPDU filtering on an interface so that it will not errdisable when trunking a switch. This of course prevents me from dual homing a switch. Am I missing something? Is there a way to configure an interface on th...

              Hi All,                   Is there a way to confirm the cli commands inputted into a Nexus5k (NX-OS) Ver 4.1(3) N1(1), before copying it to start. The JunOS has a "commit check" command that will give a heads up if the commands you are ...

I have seen very strange behavior. The following two commands show different outputs...core2#sho mac address-table dynamic | in cc04     7  0009.0fbb.cc04   dynamic  Yes        150   Po10core2#sho mac address-table address 0009.0fbb.cc04Legend: * - p...

Difan Zhao by Level 5
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  • 16 replies
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Recently one our 7606-S devices was unexpectly shutdown due to loss of power.  When this device returned online, all the OSPF neighbor adj started flapping.  Our debugs shows that the OSPF process is establishing a Full neighbor state with each neigh...

Tony by Level 1
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We have a WS-C6506-E and We need to do an upgrade from SUP32 to SUP2T. Is there any documentation on how to do it and what are things that should be changed?* We have 3 cards WS-X6148A-GE-TX* We are adding 10 GIG card to the switch.