Other Network Architecture Subjects

I have a router that has 2 routes (Route A and Route B) to 0.0.0.0. I have a Mail Server and set the Gateway of the Mail Server as the router address, how can I manipulate traffic originating from the Mail Server to be directed out to Route A only (...

recently, we purchased 3 Cisco 4500 switches, and i am now looking a setting up VLANS. I have roughly 350 nodes on the network. I do not have any reason to implement spanning across swithes, so, for each of my switches, would it make sense to change ...

I have 6509's with 2 Ten-gig interfaces configured into a Port Channel (routed with IP addressing) - the IOS is 12.2(18)SXE3. I want to trust the DSCP values of packets traveling through the interfaces and have applied 'mls qos trust dscp' on both t...

Hello,We have two Catalyst 4507 connected to two sites at the same city throught a black fiber. We use the Gigabit Ethernet ports on the Sup V-10GE to connect the fiber via Cisco CWDM. It is the second time that the superviser enginge V-10GE is froze...

I have a question regarding changing the router ARP timeout from the default of 4 hours to something close to the switch mac address timeout to minimize the unicast flooding that can occur with asymmetric routing topologies. Are there any negatives ...

We have recently purchase supervisor 720 for the 6500s. We have CATOS and router IOS running on the card. We would like to implement VACLS. Can we use VACLS under CATOS/router IOS configuration or do we need to use hybrid IOS in order to use VACLS.

Hi mates :)I'll appreciate your help on below configuration:I got a multilayerswitch (3750) and a router (2800series).PCs--------------> 3750 switch ===========> 2800 Router ------------------>WAN one cable two cablesEIG...

Hi,If someone knows what are the parameters normally used in bgp dampening for a perfect work.I thought that they can be:half-life: 10 minutesreuse: 750suppress-value:2000max-suppress-time: 40 minutesAre those correct or I have to review all?Thank yo...

Hello!We are currently running CatOS on our Catalyst 4003 but would like to convert to IOS so we can monitor ports using Cisco Network Assistant. Can this be done? I've seen documentation for the 6500 but not the Catalyst 4000's.Thanks Stuart

Hi. The operating temprature of a 3560 switch is stated as:Operating temperature: 32 to 113ºF (0 to 45ºC)Is this is cumulative internal temperature or a recommendation on ambinet temperature in the cabinet/computer room? A client is proposing to de...

HiWe need to install Catalyst 4000 Family Power Entry Module (PEM). Do we need to power down the switch?Is it hot pluggable?Thanks in advance

Let me tell you what I understood RSTP reg. its configuration as:”RSTP can't run on specific port/ports (b/c its a global function/command of switch) but RSTP can be stop/prevent on any specific port/ports, right, my question is How I can stop/preven...