Switching

Yes, ladies and gentlemen, the old oversubscription dilemma. What to think about when planning a data center deployment...No doubt it is difficult to come up with a rule of thumb or some canned answer with regard to OSRs. There are so many variables:...

Hi,I use an new singel (without Stack-Module) Cat 2960-48TS-L with 12.2(53) SE2 IOS and I get this message in the Log:000051: Jan 17 20:43:23.851: %SEC-6-IPACCESSLOGS: list Management-Access denied 192.168.178.30 1 packet000052: Jan 17 20:43:29.461: ...

Is it possible to use the two 10gbe (Using CX4 module) ports for connecting servers to a 3750E switch or are they limited to uplinking other switchs/routers? Thanks

Baught a Linksys PAP2T VoIP adaptor and need to configure the cisco 877w to loow VoIP traffic to flow through freely

Hi,I have configured storm-control in al port in some switches 2975. I tried with some values 10% of bandwidth 0.10 and 0.01.If I configured 0.10% for example some equipments send boradcast continuosly at 0..01 to 0.003 and the cpu of the Core networ...

Hello everyone,we have a simple QinQ topology:PE-SW1-----------QinQ-------PE-SW2-----V652-----PE-UPLINK| <-----QinQ edge ------------->|      || <---Trunk allowed V652 -->|      | <-- Trunk allowed  V652CE-SW1                         CE-SW2|  <------...

Q. You have an IP of 156.233.42.56 with a subnet mask of 7 bits. How many hosts and subnets are possible?                  A. 126 hosts and 510 subnets                  B. 128 subnets and 512 hosts                  C. 510 hosts and 128 subnets       ...

Hi,I’m trying to ssh to a router through a ASA 5505 and have the router I’m reaching return the traffic on tcp port 22. I’ve attached a small network diagram which explains how it’s all connected.The pertinent configuration on Router 2 is:ip nat insi...

all,i would like to know what are some practical uses of assigning static MAC address on a Cisco FE port. i saw a link and it explained filtering based on MAC addresses. is that all to it?ROUTER#sh run int f0/0Building configuration...Current configu...

Is the WS-C2960G-8TC-L a nonblocking switch? Can it forward traffic at 1Gbps/FDX simultaneously?

I wan´t to know if the IOS c3750-ipbase-mz.122-25.SEB4.bin supports SSH.

I have always stuck with /24 or /23 for the data and voice vlans which gives about 250/500 hosts per subnet. I saw some avaya docs that said that if using a a PC in back of a phone you should go no more than 250 hosts and use 100MB. This was a few ye...

Hello I have problem with ISDN Connection, I use ISDN configuration in cisco Router using Dial in demand command , the problem is the ISDN link doesn’t automatic activate to UP status  when the client and host connected to router want to use ne...

Hello everybody,I'm having trouble with my Cisco Catalyst 2960 (actually two of them). I changed the system time on them 3 weeks ago and it was affirmed successfully. One week ago I checked and the system time was correct and actual but today it occu...