Hi All, I have a design question that I'm hoping that someone can help with. I have a new DC that consists of two Nexus 9K core switches and two 9K access switches. The core and access switches are connected together using a back-to-back vPC. The cor...
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Hello, So the port on a cisco switch in the configuration shows that it is UP, but there is no learned MAC address.The light on the port is orange. Can the light be orange because of that there is no mac address learned?
Hi AllWe have a 3850 in a stack of 2 which has failed and we need to replace it.The switch is the same type and has the same IOS.Do I need to do anything else on the switch before we add it to the stack?we can not have any outage.Many thanksCarl
Dear All, could you support for this case? as you can find in below screen, we can communicate with all inter-VLAN also, we can ping and browse the PTZ camera without any problem. But the issue is we cannot browse the Radar via radar explorer, on...
Resolved! 3750 No flash woes...
I was excited to "inherit" a Cisco Catalyst 3750 Series WS-C3750G-24T-S 24-Port switch!! Until I figured why it was given to me in the first place. I logged into the switch and was presented with "switch:"When I issue this command, switch: dir ...
Hi All This device, run on POE works perfectly on an old switch/modem ive got at home. As soon as I connect it into a switch module inside my Cisco 3945 (its the L3 24 port switch module) it wont get an IP from DHCP I can see the switch port is...
Hi, in our infrastructure we have an ASA 5512 version 9.4(2)3 deployed. In our network environment we need to apply Policy Based Routing (PBR) to circumvent the default gateway for particular networks, e.g. lets say a DMZ. For new initiated outbound ...
I try to create communicate between 2 different switch model 4500 and 3750I can ping vlan in switch 3750 from host in swith 4500but I cannot ping host in swith 4500 to host inn switch 3750attached configuration
Resolved! huge data copy and pasting over 3850
dear all, i have a real lab which was run before over utp ( core switch2960) but for some requirement i install new core switch 3850 and put fiber sfps now from my server i am copying daily in terabytes after few hours the backup is going fails w...
dear all, i have one core switch 3800 and access 2960 there is no loops no stp no ether channel no hub not bridge straight connectivity with each other (point to point ) but once i put the show cdp neighbor on core it show me one switch with tow por...
Resolved! service-policy input not works !!
Hi all,i have cisco 6504 i simply created object-group ip addresses and class-map and ip access list and policy but when i tried to applies that policy on my port channel it didn't apply any idea? below some configuration : interface Port-channel1des...
Resolved! SSH issues for WS-C3750g-24ps-s
Hi All, Hoping for someone to put a second set of eyes on my config and let me know what I'm overlooking. I have no doubt it is a simple fix, but I cannot seem to figure it out. I do have a K9 image and I believe I have done things correctly, but I...
I have a switch 3560v2 Fa0/24 speed 100, duplex full connected to a switch 3560G Gi0/24 speed auto, duplex autoEncapsulation dot1qmode trunkworks As soon as I change the 3560G Gi0/24 to a speed 100 or a duplex full the interface goes down. I can't fi...
Resolved! SFP-10G-SR-S on WS-C2960X-48LPD-L
Hi, I´m trying connect the SFP-10G-SR-S on WS-C2960X-48LPD-L, but the follow msg appears: As the https://tmgmatrix.cisco.com/home, say that is compatible: Do you know what reason of this behavior? Tks
Hello, I'm trying to find an article that explains configuring root guard on VPC port-channels...which I cannot find anything on. I have a switch that connects to 2 nexus vpc peer link core switches via VPC (picture attached). I want to make sure th...
