Switching

Hi,I keep unable to understand on subnet topic.How to interpret these for example:192.168.1.2 255.255.255.0and192.168.1.70 255.255.255.224 ?Why the subnet mask last octet is difference?Thanks for help to understand.Please help!

I have 3 Switch 12 ports, connected each other in looping and i want to add another loop so that in case the cable is dead i have another backup, what is the command or settings to make the state of some ports are always forward, i need someone kind ...

HiI'm going to put a switch in our DMZ, so all it does is allow switching within the DMZ. It isn't going to have any direct links into the internal network. Now I've hit a snag in this plan.Basically the DMZ has public ip addresses and are in VLAN 13...

HI,I am trying to get a 3750 with enhanced layer 3 software (12.2(35)se) to do some policy based routing from a VRF recieve interface into a VRF instance. The switch is running VRF lite.The config looks fine but i'm having trouble with the route map,...

Hi allI wrongly assigned "native vlan x to one f0/x port" now I want remove that how what is the proper commands shall I give. plz. give early reply.thanks in advance

I have 8 Cisco switches in one VTP domain with 4503 as VTP server. I want to connect D-Link non managed switch to one of the access port of 4503. Is this suitable or recommended in live environment. One thing more multiple desktops and one cisco gate...

Hi all,Here if I am initaing a connection from server 10.134.14.1 to server 192.168.7.11 server( 10.134.14.1)---t2----l2switch----t1----server(192.168.7.11)t2 router (seen on the router) Inside Local Inside Global Outsi...

Hi, I have set up a small lab with a few 877 and 837 routers and have set up load balancing via EIGRP and the variance command and now I just want to make sure that it is working as desired but I am not too sure how to do that. I have tried access li...

All,I'm in the process of breaking down my network at three different sites. We used to have all of the network on a /23 Class C network, but now I want to make the most of the 3750 switch(es) I have at each site to vlan out for different purposes, b...

Guys, anyone know in CatOS how to do equivalent of "ip helper-address" in IOS?

I am a new user and I have an unconfigured catalyst 2950 - 24 ports switches. The IOS is 12.1(13)EA1. I'm trying to configure the switch by connecting a PC to the console port of the switch. I have set up the terminal-emulation program (ms HyperTermi...

I've just come across an old 2948G and need to update it - how do I know if this is an L2 or L3 device. I'm assuming it's L2 as its labled "2948G" only. Can I be sure? Don't want to install the wrong IOS. Thanks

We have 2x C4503 SUP IV that can carry around 130K routes. We are taking full routing tables from all our operators.Split the internet routes up between 2 of them, but now we need to upgrade and 7204VXR is within our price range and not a 6509 sup720...

Hi, I have intermitant problems with 3750 switch. Cisco TAC has not been able to find the problem. 1 CCIE consultant tried but failed also.Problem Symptoms:1.intermitant loss of voice quality on IPphone(7911 and 7940).2.STP TC comming FROM stackport(...

simple question, what is the comand to display the mac of all connected clients to the switch per port. the "show mac address-table address" command does not produce any such infomration. we're at 8.3(2) sw.thanks much,peter.