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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...

Looking for some assistance with the following messageThanks in advance%SW_MATM-4-MACFLAP_NOTIF: Host 001f.caa4.bc00 in vlan 103 is flapping between port Fa1/0/23 and port Po16

Hello All,If I have several VLANS configured on Layer 2 switches, a firewall in front on the network and then a router in fron of the firewall how do I then get routing going in between VLANS? The firewall is doing natting at present. Thanks in adv...

Hi, I would ask this question : I have a chassis 6509-E crashed and goes in romon. You can see in the fellow the crash info :%Software-forced reloadBreakpoint exception, CPU signal 23, PC = 0x41D61704-Traceback= 41D61704 41D5F690 41858B4C 41859F04 41...

I prefer to disable cdp when not explicitly required. However I am currently building a 3750 switch stack. The manual states "cdp discovers the switch stack... The switch stack sends CDP messages to neighboring network devices when there are changes ...

Hi every body!Acoording to my book and responses to my past posts, telco provides the clocking to csu/dsu at each side.How about if i have two sides one in newyork the other side is india and both need to be connected by T3 circuit? how will the clo...

sarahr202 by Level 5
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HelloI`m trying to rate limit some specific traffic passing through a 3560 switch on some VLANs.What I have done is create an access list:access-list 101 permit icmp any any echoaccess-list 101 permit icmp any any echo-replyThen I set a rate limit on...

perpaal by Level 1
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I'm a little confused with the qos configuration on the Nexus 7k. Basically, we are prioritizing at edge Voice bearer traffic to DSCP 46/COS 5, signaling to DSCP 26/COS 3, Video conf to DSCP 34/Cos 4 and Streaming video to COS 4/dscp 32. That is all ...

Aaron D by Level 1
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Resolved! icmp codes

Hi every body!My book shows the following code:! echo reply received.N network unreachableU destination unreachableM can not fragment the packet? unknown packet received.=============================Who sends these codes? the destination machi...

sarahr202 by Level 5
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  • 17 replies
  • 0 Helpful votes