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3945 is running c3900e-universalk9-mz.SPA.151-4.M23560e is running c3560e-universalk9-mz.150-1.SEI've got brand new 3945's with onboard 16-port 3560e switches.  On the first power up I see that there are several new vlans added that appear to be defa...

Hi, I have N7k (NX-OS 6.2(2)) with SUP1, M1 and F1 linecards. I need to export netflow for traffic in VLAN 30 and I configured bridged netflow. Config is: flow exporter NF_EXP destination 10.10.101.11 transport udp 9993 source Vlan101 version 9 flow ...

We are encountering the error message below however upon checking Cisco's Bug ToolKit information, we cannot find our IOS version from the Known Affected Versions list. Any inputs would help.CSCek26282 - MCAST-SP-STDBY-6-GC_LIMIT_EXCEEDED report on s...

John Pong by Level 1
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Hello, I've got a 2950 trunked to a 3750 in my network.  The computers connected to the 2950 are able to pass traffic to the rest of the network over the trunk and vice versa, but I am unable to ping the 2950's SVI over the trunk.  When I bring the ...

pbeck0001 by Level 1
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  • 12 replies
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I have a Cisco WS-CE520-8PC-K9 that goes through initial setup just fine all the way until the SYS LED is solid green but as soon as I connect it to my router with any of the 8 ports the AMBER led is solid and I can't log into the switch in any way. ...

HI - Try to implement MacSec manual mode between 2 x c3850 as shown below. Topology: c3850-G1/1/1 ---macsec-- c3850-G1/1/1 interface GigabitEthernet1/1/1 switchport access vlan 123 switchport mode access cts manual sap pmk 123 mode-list gcm-encrypt T...

TCAM by Level 1
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  • 3 replies
  • 0 Helpful votes

HelloI'm trying to get IP Source Guard working on a cisco Instant Access client switch (parent switch ios is s2t54-ipservicesk9-mz.SPA.152-1.SY1a.bin) DHCP snooping is enabled and I can see the binding ok but when I enable "ip verify source vlan dhcp...

We had an issue where an inter vlan data transfer crashed the network. Our rotuing is being done on a pair of 4506s which serve as our core with a mix of HSRP and VRRP. We initiated a data transfer from a host on vlan 110 (subnet 10.100.110.0/24) t...

Hello Cisco Support Community, I am currently studying for my CCENT exam, and have a question that I haven't been able to find the answer to quite yet. Do each host within a VLAN connect with a physical link to the switch's interface?  Or is this int...

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