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Hello, We recently had an issue with stack port flapping between two of our switches in a six switch stack. Unfortunately for us we did not have the "ring" completed because the longest stack cable you can get wasn't quite long enough. This of cou...

mprice by Level 1
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  • 3 replies
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hi guyz, i'm wondering wat is the maximum secondary ip can configure for a interface vlan in 3750 ?? because i need to replace my 6500 with more than 6 secondary IP in a vlan interface. Thanks in advance for the reply !

william2u by Level 1
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We have a cisco 4507 switch that also has a layer 3 and uplinks to a 2600 router on the access port on vlan 23. Since we needed to access the router on a new Vlan, vlan40, in addition to the vlan 23, we have created a trunk port and allowed both vlan...

axfalk by Level 1
  • 1840 Views
  • 15 replies
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Hey,I'm new to VRF, and was wondering if its possible to do the following on 6509 Sup720s.1. Setup a VRF for the same vlan interface # across a pair of 720s running HSRP for that vlan. (Dont know if this can be done with one EIGRP instance, or if Id ...

tdistlists by Level 1
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  • 12 replies
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Hi Experts,I have a few basic questions about PIM Auto-RP mechanism. Please correct my understanding about these below :Question 1 - A router, when configured with the command 'ip pim send-rp-announce loopback0 scope 16' announces itself as RP on the...

aravindhs by Level 1
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  • 2 replies
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Hello,I?m hoping someone may have the answer to this. I am trying to block ALL types of IGMP traffic on a particular interface on at 3560-24-TS-S. We have a Summit 5i switch acting as a core switch for 400 users which all (VLAN 3) participate in a m...

I'm am trying to find out the differences between the SXD train and the SXF train . The reason for this we were looking at upgrading the image due to another IOS security bulletin and it says you have to go to SXF8 or later , well the code we run...

glen.grant by VIP Alumni
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  • 1 replies
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We just installed a 6509 with an FWSM and I need to setup SSH access to the 6509 for monitoring. I would like to have the switch accessible by an inside IP address. However, I have setup the MSFC on the outside of the FWSM so traffic is routed by t...

Hi,I have a problem with a 3750 switch in a stack . The IOS is corrupted an I rebooted the switch => he comes to the boot prompt .I'm trying to copy the file via tftp in rommon mode but he doesn't seem to know the command tftpdnld.Does anybody have a...