Other Network Architecture Subjects

Hi. I have a Catalyst 2950 with four servers on it; three of them stream multicast and one reeives it. As long as the switch is not connected to any other part of the network, this works fine. However, as soon as I connect it to the rest of the ne...

I have a 4507R with dual Sup4 running the enhanced IOS version 12.2.25. What are my best options for implementing VLAN security? There doesn;t seem to be a firewall feature set for this platform and I just discovered that it also does not support ref...

Is there a config that would allow me to prefer an inter-area route over an intra-area route to the same network? Then when the inter-area route is not available, the intra-area route would be injected into the routing table.I can use a "distribute-...

I have got 3 routers A , B ,C1- Router A connected to Router B via serials cable S0/0->S0/02- Router B connected to Router C (simulated as ISP) via serial cable S0/1->S0/13- A S0/0 192.168.3.1/24 and B S0/0 192.168.3.2/244- A Loopback0 192.168.2.1/24...

I have got 10 routers 2600 series ,and when I tried to use these command:1-(cofig-if)#ppp compression stacker.2-(cofig-if)#physical-layer async.It did not work, Is the problem with the version of IOS ?Or hardware issue ?Is there any cisco's website f...

I am familiar with the commands to configure VMPS on a switch but what I do not recall is if all ports configured for VMPS need to be dynamic ports?Any help?Thanks in advance!Mike

I've tried to set up a monitor session between ports on either a 24-port SFP blade, or a 48-port 10/100/1000 blade to one of the SUP720 SFP ports and I can never get packets to span over to the SUP720 port so I can capture them with a sniffer. Here ...

We want to implement Multicast through a PIX (6.6.3) between a 3550 and a 3750 . We have tested this in a lab where a session from internet->3550->pix->1760 worked well.(gre tunnel and PIX ok)Now in thelive network with a 3750 instead of the 1760 fro...

Has anyone tried created a stack using 3750's using a mixed software environment.For example, STACK master = EMI, other members = SMI?I have found two Cisco articles that contridict each other:http://www.cisco.com/en/US/products/hw/switches/ps5023/pr...

I am having a weird problem with some random devices not being able to communicate outside their vlan. The devices can obtain a DHCP address and their subnet and gateway all look correct and they can ping different devices within their vlan but if I...

Helloi have wireless device support only RIP and all my network working in EIGRP routing protocol ,Switches and Routers, and i want to make routing between this wireless device and Cisco switch 4507 , what is the configuration needed in the switch

Dear all,I'm still new to STP technology.Would appreciate if someone can help me with this:1. If I have two switches connected to one another, how would I know that the STP is running fine and that the STP is in place? Would I know that there is no l...

STP Limitation problemScenarioCore Dist Access4500 ----- 4500 ----3550 (Multiple daisy-chained)I have manually controlled the vlans on the trunk between the 2 4500s(based on Cisco documentation to control STP diameter). However I find that ...

Hi,I am planning using GigaStack in my network, but don't know what is the advantage over using simply fiber optic cables for switches interconnection and configuring clustering.Why should I use GigaStack?Thanks in advance.Sergio.

Does anyone know of a webpage or other resource (cisco, other) that tells me wat het minimum required line specs are for LRE?