Switching

Hi, I have Cisco 2960s with IOS 15, I can't find the command sdm prefer however I can run sh sdm prefer, below is my sh ver and sh sdm prefer!Please any help how I can get to sdm template, I need to make routing in the switch.Thanks in advance!MikeCi...

Hello guys,This is my first time to post here on Cisco forums.Our company bought a Cisco 2960-S to add to the network, We gave the interface VLAN 1 an IP address, and tried to attached the switch to a jack port on the wall to test if it gets a link o...

We have a pair of 6500 switches each with one supervisor.   Whenever we do a show run or write memory it can take up to ten minutes to complete and sometimes it doesnt complete and says that the configuration cannot be accessed at this time and try a...

Hi all.  I"m not much of a Cisco tech as yet but I am trying to configure the FE8 (WAN port) to connect to the Internet.  We're swtiching ISP'ssoon so this router was set up at my office and has since been deployed at the client site.  So far it is j...

Hey, guysToday ran into a weird issue on LAN extension between 2 356 switches. My understanding of the LAN extension is just a QinQ metro Ethernet on fibre.We have a office in another city close by and all the servers are hosted in our office. I have...

I have a remote site that is having performance trouble. I am able to PING the router and the core switch without issue. However, every time I ping another switch or computer on VLAN1 the ping test shows up like below:Sending 100, 1000-byte ICMP Echo...

Hi, I have to configure OSPF between the two devices. GigabitEthernet9/1 is the interface which is connected to device to which I have establish OSPF neighbourship. Do I need to assign IP address to the access port to enable the OSPF Neighbourship.1#...

Hi all,Recently, I had a topology change in my network enviroment comming from a switchport access port. This port is configured with spanning-tree portfast command.I assume that a switch never generates a TCN when a port configured for portfast goes...

Connecting Avaya 9611G  IEEE class 1 devices to a Cat2960s.  How ever some of the phone are registering as class 3 devices no matter what interface the phone is connected to. Typical port config is as follows:interface GigabitEthernet1/0/2switchport ...

Hello,i receive following log from cisco 3750 stack with IOS 12.2(50)SE3:%SW_MATM-4-MACFLAP_NOTIF: Host 0019.07e4.0c00 in vlan 42 is flapping between port Po3 and port Po2The flapping repeats every 2 hours and hold on 15 minutes.The MAC belongs to th...

Hi All,whats the minimal cost switch that supports intervlan routing and is manageable.eg:WS-C2960-24TC-S or WS-C2960-8TC-L

I have a 3450G running ipservicesk9-mz.122-50.SE1. This switch had been up for years. I unracked it this morning and fired it up. It comes up and loads the IOS (abbreviated):flashfs[0]: flashfs fsck took 10 seconds....done Initializing Flash.done.Loa...