Switching

All our devices are on vlan 1 in one building. However, we are trying to implemenet a new link. All devicesare using the 192.168.1.0 Network. However we are trying to add 192.168.21.0On our 2950 switch we have 3 routers attachedUsers have are given 2...

Experts,Can you clarify for me the following: on cat6500 terms "local switching", "distributed forwarding" for fabric enabeled modules with DFC daughtercards refer to the local lookups, local header/ACL processing of the packets on the line modules i...

Hi all, can anyone tell me why we have to use a crossover cable to connect switches together ? how come pc's dont need this, is it because on a nic, they are already opposite transmit and receive ports as standard, also how come we dont need a crosso...

Can any body help me the exact use of Default-information originated incase of OSPF

i am trying to get the 802.1x authentication working between windows xp computer and switch c3560 using ACS 3.2.ip address is static in this first step, just trying to be authenticated by radius ietf.but in acs i got this error in Failed Attempts :Ba...

Dear i have two CE500 24TT switches the problem is date and time is rset when i reboot switches any idea ???

Hi all, when pc's / servers make sessions to other pc's and servers etc, do they just pick a random port between a certain range, also when would the source port be the same as the destination port? would tftp be a good example , would it use port 69...

Hi, i have many sites that have only 1 active link to the hub at any time, now normally in an area i have approx 60+ routes on each router whereas the next hop for every route is same i.e. ABR of that area, so is there a way i can summarize all the r...

We have set up our cisco router as DNS server. Its working file but we have a problem. Our inside interface is Public IP and outside interface is having Private IP of ISP network. We would like to know how to configure the router to run DNS server on...

Hi all, when I get an ip address from my isp on my wan interface, how is this done by the isp end ?

Hi All, I am seeking an urgent help on how to adjust speed and duplex setting on a NIC.Working on two PCs to experiment Router-on-a-stick and the likes but one of the PC never can ping the other even when in the same VLAN.A book advised me reas...

Hello,I want to team nics on an HP server to two different physical 4948 layer 2 switches for redundancy. Can anyone point me in the direction of a "do's and don'ts" document? Or is it as straight forward as it sounds?Thanks,William

Hi !I currently studing for my CCNP certification .Questions on STP :is PVST only supperted on ISL ? what about new switch on which ISL is no more supported ?I'm not sure about the process about the compatibility issue between 802.1d and 802.1w detec...