Switching

Bought a cisco 2600 to play with some, trying to access the command line interface but my laptop doesn't have a console port.  I bought the usb to DB-9 adapter.  I downloaded hyperterminal and set it to 9600 baud, 8 data bits and no parity.  When I t...

Hi, It's regarding multicast subject. but, I think it is also a part of LAN switching so.. I'm asking in here..the topology is like below. <Site A> -(eigrp)- WAN(Cisco) -- Checkpoint Firewall -- WAN(Cisco) - Datacenter(residing somewhere of multicast...

Hi Dears,I have two 4500E Distribution switches for different VLAN ranges and different DHCP IP ranges.One of them is working good after I configured IOS DHCP Server but the other is not working; it doesn't lease IP Addresses.I have checked all confi...

I had posted this using the "Ask a question" button on the main community page but for whatever reason I couldn't find it after I submitted it so I am submitting it as a discussion instead. Hello, I can't get inter-vlan routing to work on this 3560. ...

Hi My predecessor had installed 2XCISCO 3750 switches (implemented LACP on these core switches) that is located in the server room. We have 4 Comms cabinet on different floors up-linked through fibre and all these cabinets have a mixture of D-link, H...

Can a these routers be used to study for CCNA and would I have to get a serial WAN EHWIC card? 

Hi All, I am getting below error on our WS-C2960X-48LPS-L switch.%ILPOWER-3-CONTROLLER_PORT_ERR: Controller port error, Interface Gi1/0/17: Power Controller reports an unknown errorWe have connected 12 third party CCTV cameras to our switch. 8 are po...

I've connected two L3 switches, which each has a different default VLAN.  I've used two interfaces, grouped into a port-channel/LAG, for redundancy and to increase available bandwidth between the two. The configuration is identical on the two switche...

All,More and more Cisco switches have a dedicated RJ45 management interface (ie. C3750E, C3120X, etc..). Are there any best-practises on how to use/configure these ports ?1) These interfaces typically do not participate in routing. So my default rout...

What is the point of it? It is not a remote console. If i reboot the switch i cannot get back to the out of band management port unless the switch is fully running. Is this only for security purposees? so all telnet/ssh is from an Out of band network...

Hi guys,I need your help to configure the Nexus 5000 out-of-band management correctly.This is my current configuration for the management port done with the setup command.vrf context management  ip route 0.0.0.0/0 10.2.1.1interface mgmt0  ip address ...

Hi Guys,Question.. I have a switch with private vlans enabled.I want to be able to manage the switch remotely, So id like to create a L3 vlan like normal. However, how can I have this vlan in a isolated vlan like a physical interface would be? I dont...

Hi ,Pc is not getting ip address .In the wireshark capture  DHCP serve giving 'NAK ' . This started to happen after replacing cisco switches Thanks