Switching

Hi all,I have the following physical topology: Router Cisco 2851 <-----> some huawei and raisecom switches <-----> Switch Cisco  WS-C2960-24TT-L <------> Ubnt in AP mode In C2960 there are a lot of warnings regarding to mac flapping: Jul 15 18:11:51....

Hi,I've got a 3750-E switch and in my monitoring tool I'm seeing the following:NODEINTERFACERECEIVEERRORSRECEIVEDISCARDSTRANSMITERRORSTRANSMITDISCARDS core01 GigabitEthernet1/0/500 errors 0 discards 0 errors 470,247 discards I'm at a loss as to wher...

I don't knows if my CORE 6506 support dying-gasp feauture. Somebody could send me a chart with all cisco plataform that support Daying-gasp option? Thanks,

HelloI have a 3 switch stack Switch   Ports  Model              SW Version              SW Image------   -----  -----              ----------              ----------*    1   52     WS-C3750-48P       12.2(25)SEB4            C3750-IPBASE-M     2   52 ...

Hello,we have Cisco switches 3750 .The problem we have is that some models of Avaya phones (1608) keep restarting after time intervals .The interval could be even 8 hours .This is only happening on only section of the network .Other sections with the...

Hi, Guys. I have on my datacenter a Cisco Catalyst 4500, which we use as Core Swtches on some racks.Now Im looking for some switches to use as TOR - Top Of Rack with 10Gbps, on other racks. Any suggestions on which models can be suitable for my situa...

Hi! I have the following scenario:My cisco 2821 router is my voice gateway and also my dhcp server. I also have a 876 cisco aDSL router as my internet gateway. Now I added an aDSL HWIC card to my 2821 router to route one of my Vlan's traffic to this ...

Hey guys, I've a cross stack etherchannel with mode on between two datacenters and now want to switch to LACP.Can I just go into the physical interfaces and do a "no channel-group X mode on" -> "channel-group X mode active" or will I have to shut the...

For WiFi traffic from source to destination MTU size should ping up to 1472 Now the MTU is pinging up to 1468 because port level MTU size is 1500 we need to increase 1522. while we changing size it will impact my traffic ?Model number: WS-C3550-24-DC...

Hi team,I bought a cisco 1941 router from first own of this router. And he did transfer ownership from cisco license webpage. As I use for study purpose. Now I don't want to use anymore, and sell to another company to use. Can you point to how can I ...

I am trying to get an AT&T 3G MicroCell (made by Cisco) to communicate to the Internet through our Cisco 1841 Router. The router has only basic NAT  and no Firewall setting.The AT&T 3G MicroCell is not a configurable device and it directly connected ...

Hi,  I have several Cisco 2960 switches. I'm pretty sure the data sheet says it only has 2 gigabit uplinks.  However, I see 4 uplink ports (2 are copper and 2 are fiber) and I see 4 gigabit interfaces in the switch config.   I would like to use 3 of ...