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Cisco Community - Lab Series

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...

Multicast through ASA5510 and Cisco3560

There is a network in attachment.ISP broadcasts around 9 video multicast (addresses listed in the picture). ASA5510 8.0 (3) gets all multicasts. At ASA is set PAT for the internal network. The internal network has about 10 VLans and they all terminat...

Resolved! MSFC to Supervisor

I am trying to access the supervisor cli from the msfc card. This device is setup to telnet directly to the msfc card. That's great, but, how do I get to the supervisor cli from there?Any help is greatly appreciated.thx,Rick

Upgrade of Sofware image on Sup Eng 2

HiPlease can anyone send me the link on how to upgrade the OS on a cat 6509 with 2 x Supervisor Engine II (Active and Standby)The one I have seen so far is that of Sup Eng 32 and the terms are completely different and the commands are not the same.Th...

qwertys21 by • Level 1
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  • 4 replies
  • 0 Helpful votes

Resolved! Problem with ARP

All,We have an "issue" with ARP and VMWare. First of all, I know nothing about VMWare and I'm not the administrator of our VMWare servers, but I've been asked to see if there's anything we can do about this situation.Sometimes VMWare sessions will mo...

Strange Multicast Issue

Issue Summary,As per the diagram, we have two server access switches attached to each other with a port channel and attached to distribution switches. Sdi02 has been configured to act as the DR and man02 has been configured to be the RP for the multi...

Telnet connection problems

The problem is that I can not telnet to a switch, even though I can traceroute to it from my PC. Moreover, I can telnet to that switch from the switch my PC is connected to. Can not understand, where the trick is..

MST

gusy please correct me if i am wrong......if we have a switch and we have multiple vlans created on it....and if we config mst all vlans will go by default into mst...or do we have to add them.....how many instances of mst can be done on a swicth.......

IP Subnetting

I am facing some problem with the IP subnetting...We have 3 classes being used for subnetting.Class A: 1 to 1261.0.0.0 - 126.255.255.255Class B: 128 - 191128.0.0.0 - 191.255.255.255can we use network 191.255.0.0Class C: 192 - 223192.0.0.0 - 223.255.2...

Need clarification?

I m having Layer 3 switch connected with 40 l2 switches.. I want to deny a particular port number in 3 of the L2 switches .. How to do.. And another question ?How to deny a port number in 5 switch port out of 24 ports in a particular L2 switch?

vinothlb1 by • Level 1
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  • 1 replies
  • 0 Helpful votes

Resolved! Question abount VLANs again

Okay,I'm about to move several devices to another vlan. My question is this:If I trunk a port for vlans 1 and 125, and if a device is connected to that port, yet we have NO clue what the device is or where it's at, it's still going to come in on vlan...

Nicely moving systems to another vlan

All,I'm creating a vlan migration plan. Currently we only have vlan1, and I have at least six that I'm creating.I have a 3750 L3 switch, and there are about 5 subnets on vlan1 SVI. I need to move printers over to vlan99. The address for vlan1's svi i...

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