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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...

Resolved! 6509 Chassis

We have a 6509 Chassis (WS-C6509) with Sup720Questions belowIs this hardware (Chassis) supported or is end of life ?I have used the link below but they mention 6509 and not WS-C6509 just wanted to double check if the meant the same ?http://www.cisco....

I'm looking for a switch that will do the following:     1.  Restrict certain ports to only 1 IP address.  For example Port 1 can only have IP of 10.5.13.101, Port 2 can only have IP of 10.5.13.102, etc.     2.  Assign IP addresses to a workstation u...

Hello everyone,I just started at a new job and took over responsibility of the network infrastructure.  I am little confused about the current setup which is something i have never seen.  Additionally there are complaints about call quality on voip c...

Hi , DHCP relay not working in switch WS-C3560G-24PS image details - c3560-ipservicesk9-mz.122-55.SE.binits working if i keep DHCP server in same vlan as user ., wireshark says DHCP offer packets are currupted and there is no client ip (0.0.0.0 0.0.0...

I wanted to know if there is a way to control IPhones or similar type devices on either the Catalyst 6500, 3560 or 2960. I see alot of these type devices being assigned IP addresses and my network and want to eliminate their ability to connect.

Hi,In reading about interoperability between cisco and hp switches, I've come across the following statement regarding MSTP:cisco supports a pre-version of MSTP which appears the same as MSTP. The difference is not apparent in the command set. Howeve...

lcaruso by Level 6
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I need help with the following our core switch did a reboot during workday for no reason.I want to upgrade the software to s72033-ipservicesk9_wan-vz.122-33.SXI7 but why does sh version shows that “System image file is "sup-bootdisk:s72033-ipservices...

Hi Experts,I've downloaded and installed SDM v2.5 on my pc to access router 857. It works fine. But the issue is that I am unable to see the tab Application Security tab under Firewall and acl.What's the reason for that? Please advice.Samir.

I have a 150M point to point ethernet circuit connected via Single Mode Fiber from our 3560 switch to the another 3560 at a remote facility. I have configured both sides as routed ports on /30 connector. The remote switch interface is showing up/'up ...

Good day,I will need to stack a second C3750G-48TS to my setup.The instructions warn me to make sure that the power is switched off on the switch added to the stack.Does this also apply for the switch that I am stacking to?Or can I leave this one on?...

Resolved! portfast question

We purchased 6 Catalyst 2960 edge switches and they are all in production. Sometimes when computers bootup they don't have all the network drives mapped using a login script. I think it might be due to the computers are not getting a dhcp address in ...