Switching

Dear all,     I have a very simple question. Basically information converted in to stream of bits (1's and 0's) and transmit, in the receiving end Both Link layer and Transmission Layer runs error checking. Any one please elaborate why is these two c...

Is the cisco ASR 1001 end of Sale and support

Hi I am trying to install IOS in an 877 router with Rommon. I have the following output , please can anyone help ? rommon 1 > IP_ADDRESS=10.10.10.3rommon 2 > IP_SUBNET_MASK=255.255.255.0rommon 3 > DEFAULT_GATEWAY=10.10.10.1rommon 4 > TFTP_SERVER=10....

Здравствуйте уважаемые форумчане, нужна ваша помощь. Необходимо объединить 2 стека коммутаторов Cisco, расположенных на расстоянии более 10 метров друг от друга, в единый стек. Предполагается что все коммутаторы одной и той же модели. Официальных каб...

Hello friends, Please, could you help me with problem of connection Cisco swtich 2960 into HP Procurve 3500. I have two working HP Procurve 3500 switchs and want to connect in one of this switch Cisco 2960. Port 36 of HP Procurve connected to port...

Hi All, We have a problem on our Network System. Our customer have 2 segment interface vlan with /23 segment, and all using Metro-E layer 2 : interface Vlan201 description Voice ip address 172.27.76.1 255.255.254.0 ip helper-address 169.7.76.71!int...

Hello, I recently came across an issue that I was unable to find else in other forums. I am currently running 802.1x on 4507 (Version 03.03.02.SG & IOS cat4500e-universalk9.SPA.03.03.02.SG.151-1.SG2.bin). Anyways when i attempt to put the command "s...

Hello guys, I need some help and advice on dual gateway on a network (using OSPF) with equal default route to ISP. Based on the network diagram (as attached), I have two data center; each has a single up-link to different ISP. In this case, I'm usin...

I have 2 6500 at the core, that have only L3 links to the DC and the campus. I'd like to set VSS but I'm wondering if it's possible in such scenario. It uses OSPF for the routing. I'll have the unified configuration, the NSF ans SSO technologies, .. ...

We're trying to do some very basic QoS on our very basic network.  :-)  We have some stacked Catalyst 2960Xs, behind an ASA 5505.  We just want to prioritize (as much as possible, given the limited equipment) voice packets.  These would be from non-C...

Just yesterday my 5596UP was updated with 7.1(4)N1(1)  The update went well. However, since the update was completed and switch restart, I am attempting to configure port security with a static mac address. When I try the "sho mac add int eth 1/4", I...

Dears I have delete my flash file from my cisco switch but i have taken backup but i donot know how to install once again Please suggest me

Can someone explain to me how I can have byte loss that is crossing a PfR policy threshold (causing a TCA), but zero packet loss?  I tried to search for documentation, but just found 1000 configuration guides instead. When defining a custom policy o...