Switching

In the past I have worked with various different media and many were not supported by Cisco.  To overcome this pitfall issuing the command service unsupported transceiver seemed to resolve most of the issues.In the new switches, 4500X and 3750X is th...

I have 1 x   WS-C3750X-48T-S switch and 4 x WS-C3560X-24T-L switches . All are using 4 port 1 GbE SFP Module (C3KX-NM-1G) and  SFP Transceiver Module SMF (GLC-LH-SMD). My connection is simple , each 4 x 3560 switches will connected to 3750 ,distance ...

Hi all, Currently we have the following situation: an active/standby setup with 2x 5508 ASA firewalls. The outside ip is 159.100.72.x/28 the inside ip is 150.20.x.y/16 In the routing tables there are entries for access to the 10.1.x.y/16 subnet. It...

Hi We are recieving random IP conflicts for clients ever since we implemented wireless authentication policies via ISE. The design is as follows- - Windows server 2012 DHCP setup in load balancing. Strange thing when load balancing is turned off, it ...

Hi all,   We have deployed VSS couple of weeks ago on 4506-E with SUP7L-E Supervisory Engines, As VSS works fine, we want to go ahead and implement MultiChassis EtherChannel, that’s where we are faced with a bit of a problem on a performance side;  ...

We have implemented multicast routing with our c6509, we have vlan interfaces for multicast sources. On console we see around 45 mbit/s incoming traffic for one interface, but ifHCInOctets counters reflect twice rate for it. Can it be a configuration...

hello i need to know if there is a catalyst cisco switch with 24 (or 48) ports all x10GE thanks

I have problem with Switch cat 2960 it no leds appear and the fan work and cannot access console. Plz help

Hi everyone, i have a doubt... I have vlan 10 and vlan 20 I want filter traffic from VLAN 10 to VLAN 20, but allow traffic from VLAN 20 to VLAN 10... Do I need to use acl or vacl? Thanks

HI all, I am developing a network that required multiple GRE tunnels terminating on one router. I Have been told that the 2851 routers that we generally use may not be powerful enough to run the 5 tunnels that are required. I've been told that a 2900...

Wanted to ask about the switch component config for getting bonjour setup on a 2504 WLC.   The guides I have come across so far keep saying that the switch portion needs to have ip pim dense mode configured.  But, the switch I have only has ip base i...

We have a server to server communication using custom UDP ports over a trunk port configured between the server farm switch and the core switch "Nexus 7k" Ping and TCP traffic is working fine, but the udp traffic is not, if we bypass the core and con...

The question refers to a private network design not connected to the internet (using switches not hub). Does number of users or devices is one of the factors? If so, what range (in qty) that when exceeded is best recommended to do subnetting?