Hi,I have a ws-c3750e-48td-s which came with the IP BASE image (12.2-53). I want to evaluate IP Services so I installed the UNIVERSAL image of the same version and started to get the ILET message that says my switch may be running copied or unlicenc...
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Forum Posts
Resolved! Cat6K MTU Question
Hi all,I have two C6Ks on the same subnet and they are connected to each other.One of the switch configure only global mtu (system jumbomtu 1500)Another of the switch configure mtu 1521 on the interface as follows.C6K1:system jumbomtu 1500interface G...
Hi, I could see a lots of packet drops in my network, i checked it because of facing a problem in accessing a remote webserver from a network. I configured port mirroring feature in that 4500 series cat switch and captured packets in wireshark and i ...
Resolved! Point to Point T1 Routing issue
Hello,We are in the process of joining a new remote branch to our institution by connecting them to our networks (six branches with Star Schema). We have installed a Point to Point T1 from Main branch where I’m located to (Site A) to the remote branc...
I'm about to start implementing loopback interfaces and /32 addresses for monitoring and management purposes. My question is what to do about address management. If I assign /32 addresses to each device I can see my routing tables growing quite large...
Greetings - Does anybody know if the modules on a 4510 are both hot-swappable and plug and play? We have some 4510's and have found that we need to add new modules to get more available ports. I just need to know if I will need to shut the switch d...
I have a pair of 3750s arranged in a stack - at the moment both are showing as Master and one is unreachable (console works). Has anyone come across this before and know of a fix without rebloading?TIAGraham
Resolved! DAI with 3750
All,I'd like you to check my thinking We have Dell PowerConnect switches as our edge switches and they all connect to our core 3750. The router (Cisco 3745) also connects to the 3750. It's been asked what would happen if a user that was connected int...
Hi,I have cisco switches as core and HP 3500 as access layer..Now here are the my querires..1) Which is the best spanning tree to run on both the switches(cisco & HP)Also I am using ciso as Access switches(stack)..How OR from which switch need to e...
Hi all,Hope you can clarify something for me.I have inherited this config so don't shoot me! We have 3 sites all connected by a site to site vlan with 1GB dedicated LES circuits. So on our main site (AA) vlan 10 is created with ip address 192.168.1.2...
Hello all,I am new as a Cisco admin and a recent CCNA. I have a perplexing problem. Recently we experienced a power loss in our switch core which consists of Catalyst 3550 switches. All links came up after power was restored except for two. One was a...
Resolved! More of a command question..
When my router's feeling chatty in the middle of a long command it messes with my brain trying to remember where in the command I was. I know there's a command to have the router put the command thus far back up after a message or notification, any o...
Resolved! NATing issue
i am trying to configure NAT with overloading option.we have 16 static IP from the ISP, we use most of them as static nating for our servers.we need to use one or 2 static IP addresses for all the users to connect to the internet (NAT + overload).i h...
Hi ,i would like to configure QoS on 3750 switch, so that i can reserve 50% b/w for voice and 50% for data.regardsNeo
Resolved! Stack question
Hi,I successfully stacked 2 3750's and they have been fine for a few months. I used a stack cable from stack port 1 to stack port 1 on the other switch, but today I was told that is wrong it should go from stack port 1 on one of the swithces and con...
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