Switching

Hi,I have 1800 series NAT enable router. F0/0 have primary (local lan ip) and seconady ip (valid pool ip).My nw is working smoothely but sueddenly in each 4-5 days some users unable to access the internet. As i remove the statis nat cmd from router a...

I have a 3750 connected with a 2960 catalyst and a 3com switch.There is 6 vlan configured.I can communicate between vlan perfectly.However when I ping under windows command prompt from the clients, the result is different.From the 2960 the clients ca...

transparent mode VTP - the local vlan database is not propagated out to other switches.....ok.... therefore if there are several switches trunked together, running VTP transparent mode (802.1q) - will all vlan traffic be sent out to all the other tru...

I have a 6509 with a Sup 720. In the log I am getting the following error messages. cat6509-1-msfc-dc#sh logSyslog logging: enabled (0 messages dropped, 136 messages rate-limited, 0 flushes, 0 overruns) Console logging: disabled Monitor logging...

How do I go about restoring a catalyst 3750 to its factory default settings? I has a configuration on it but I want to bring the catalyst back to its out of the box condition./

Hiwhile trying to fire ISDN from one of the access locations using DDR and using icmp , the call is established and i can see using debug ISDN commands like debug dialer events and debug isdn q931 , the o/p shows Multiple Frame Established at Layer 2...

we are using cisco catalsyt and have mangement interface configured on it with all ports in VLan 1 (default Vlan)IP assigned to management interface is say for example int vlan 1ip addr 172.16.20.253 255.255.255.128the PCs attached to this switch hav...

Hi all, can anyone tell me what cable i need to connect 2 e1 controller interfaces back to back ?

For the 6500 Sup720, there is a choice of ipservices with SSH, and ipservices with SSH LAN only. What are the major differences in the two?

Hi all , when routing with qos over switches then routers, what happens when it crosses over the layer 2 to the next router, as the router will mark the dscp, but then it has to go over my layer 2 infrastructure then to the next hop router.

I am having the 3 VTP domains in my network. I need to know can we have two common STP roots for all VTP Domains?

Hi.I would like to only allow some traffic between a couple of servers on a VLAN and on a remote site .and block the other traffic from example If I do :access-list 180 permit host 10.1.1.1 host 10.2.2.2and Int VLAN 599ip access-g 180 inImagine that ...

Hi there;Does fibre optic auto detect speed (like a 10/100 link) or must it be the same connection speed at both ends?Thanks