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Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...

                   Hello,we have two Cisco 6509 switches with one SUP and configured with VSS acting as core swithes. closet switches stack of 3750's connect to these two core siwthces. the closet swithces are comeing up and going down and we cannot ...

m-abooali by Level 4
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  • 9 replies
  • 0 Helpful votes

                   Hi, there were three 3750s in a stackwise configuration but later it was decided to remove sw #1 from the stack and make it a standlone sw. I was trying to reconfigure the new combination and tried renumbering the switches and also...

m-abooali by Level 4
  • 927 Views
  • 3 replies
  • 0 Helpful votes

                  Hello,we have two Cisco 6509 switches with one SUP and configured with VSS acting as core swithes. closet switches stack of 3750's connect to these two core siwthces. the closet swithces are comeing up and going down and we cannot p...

m-abooali by Level 4
  • 1128 Views
  • 3 replies
  • 0 Helpful votes

On one end I have a Cisco 2960 using a fiber to ethernet converter going to a Cisco Small Business SFE2010P with fiber to ethernet converter.  I can get either of my vlan's to work but I can't get both.   Is there something basic in the converters th...

Hello,We are attempting to use multicast with Symantec Ghost, and we're seeing extremely slow speeds, and in some cases, clients losing the session altogether.I've read some posts about IGMP snooping perhaps being the culprit of this, but I am skepti...

Hello,I have a a hardware server running a VM hosting virtual servers which are all on different VLANs. My challenge now is to configure the switchport that the server is connected to, to see all the VLANs needed by this VM. The VM has an IP that is ...

#sh ip routeCodes: C - connected, S - static, R - RIP, M - mobile, B - BGP       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2       E1 - OSPF external type 1, E2 -...

Just wondering if anyone has encountered this problem before. I have tested this on a 2950, 2960 and 3560 and they all seem to react the sameWhen we have devices connected to ports with Unicast storm controll enabled traffic passes without any proble...

pieterj by Level 1
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Hello friends,Simple, basic question.  Do voice vlans work for non-Cisco phones, specifically Shoretels?  When reading about VV's, I see that CDP is required.  Hence, the question --Thanks much,Richard P.

rpastor by Level 1
  • 37208 Views
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  • 5 Helpful votes

Hi,I have a simple question about building extended ACLs. If I want to match on more than one non-contiguous port, can I just list them out in the ACL? For example, if I wanted to match on ports 80, 443 and 22, can I do it like this:ip access-list ex...

Anyone ever see this before?I was told that this is due to an issue on the interface like errors or something else.  I have never seen it before and wondered if that was true.This interface is on the SUPmcptl01-res-01#show int gig 1/2 GigabitEthernet...

I'm seeing several error messages like these in the logs of my Nexus 5548UP switches.2012 Apr 24 16:39:41.470 SSV_5K_SW2 %LLDP-5-SERVER_ADDED: Server with Chassis ID aaaa.bbbb.cccc Port ID mgmt0 management address X.X.X.X discovered on local port mgm...

Mierdin21 by Level 1
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  • 2 replies
  • 0 Helpful votes
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