Switching

Hi evybdy,I hav small confusion regarding subnetmask usage to allow access to particular range and to other range no access.Below here is an example...Iam confused that control device with a mask of 255.255.248.0,IP address range 10.5.0.1 to 10.5.3.2...

Hello all,i want to ask, if you have any experiences with IP access list on L2 switch interfaces.Does access-list any performance influence on switch when it is applied on interface?I have L2 2960G switch.Thanks for your info.Tomas

Hi expertsI've got a scenario where I need to block some hosts using their mac address from accessing internet on port 80. How can I do that? currently I can only create a MAC address based ACL or IP based ACL, not something with bothI need to do thi...

Hi,Have decided I need to buy some real switches for BCMSN study. As I don't work on Cisco everyday, I am a bit unsure on what to buy, and I don't want to waste money. According to the cisco website for suggested lab setups they recommend 2950 and ...

I have three serving of on data base to Core. I have that to present redundancy solutions, for case Core stops they do not lose the communication between them. They can help me with suggestions for this solution? grateful,Jo?o Vitor

Hi netpro,anyone knows about this ? Log Buffer (4096 bytes):2w Read/Write Error for port Fa3/10.Oct 2 06:04:10.503: %C4K_SWITCHMANAGER-4-S2WERRORREPORT: (Suppressed 2 times)PimEthAutoNeg: S2w Read/Write Error for port Fa3/10.Oct 2 06:09:10.557: %C4...

My question is a simple question ... I believe, but I can't find an answer.Is the 4500 chassis completely passive or are there inside it any active component?This question is in order to decide right redundancy and provisioning spare part policy.Than...

I need to select the correct IOS to support EIGRP for the X4013.CHecking the feature set tells me that it is supported only with sup IV and V.I remember having a X4013 sup2 that supported EIGRP.Can someone confirmed that X4013 sup 2 + can support EIG...

Just want to make sure I have this understood 100%Lets say I have VLAN 1 and 2 on switch 1 and switch 2.If the connection between switch 1 and switch 2 is a trunk then vlan 1 on switch 1 is able to talk to vlan 1 on switch 2....same for vlan 2....but...

This may seem like a silly question, but..I currently have a Cisco 3550, running IOS 12.1(20)EA1, which supports inter-VLAN routing. Basically I want to set up a VLAN for one section of the network, and leave the rest of the network as is. I want to ...

Any one can explain the output of this command ? IQD is input drops. What does that mean ? why these drops ? how can I improve this interface ?sho interface vlan2 summary *: interface is up IHQ: pkts in input hold queue IQD: pkts dropped from in...

2007 Oct 01 13:03:48 EDT -05:00 %SYS-2-MOD_INBANDNORESPONSE:Module 2 (Standby) not responding over inband2007 Oct 01 13:03:48 EDT -05:00 %SYS-2-MOD_INBANDRATE:Module 1 inband rate: rx=4 pps, tx=1172 pps2007 Oct 01 13:03:48 EDT -05:00 %SYS-2-MOD_INBAN...

WS-C5000 Software, Version McpSW: 4.5(4) NmpSW: 4.5(4)....Hi,I am using above switch in my network and i have to suppress BPDU in it. I have been looking at some docs at Cisco site about STP related info. I have sc0 port is coonected to root switch w...