Other Network Architecture Subjects

Hi, Have a client with 2 x 6500/720 Collapsed Core Dsitribution and 60+ legacy access switches. The legacy access switches provide a loop free topology (normally!)and the client is keen to disable Spanning Tree. I'm not happy with this and would pref...

Have a network based on Cisco switches. Usning it for transport of multicast TV. When performing some sniffer traces in some vlans, I see some periodic flooding of multicast groups. The traces show correct ip sources. But the mac adresse of the packe...

In the attached picture, if I want to have VLANs setup for the different floors with the idea that users may move from floor to floor and Changes to the ports may have to be made, how should the VTP server be setup?Also should there be a 1Q trunk bet...

Hello -I am having issues with cef between my VPN tunnel and my LAN interface, and was hoping someone point me in the correct direction on solving this issue.Currently, I have been confirming conncectivity to a remote office using ICMP. IP cef by de...

Hi AllI have following situation:Two Core Switches 4500 SW_C01 and SW_C02and some Access Switches SW_A01 ...The Access Switches are redundant connected to the two Core Switches. From the STP point of view we have a standard triangle situation. Proble...

When I boot up my 2950 switch, it hangs at where the last line of the attachment.Anyone know if it's a configuration issue, or simply needs replaced?

Besides checking cables, what else can we do ?Thanks in advance.

Hello,I have 2 catalyst 6500 with a trunk in between :interface GigabitEthernet1/1 no ip address switchport switchport trunk encapsulation dot1q switchport trunk allowed vlan 1-1005 switchport mode trunkI have an rspan vlan :vlan 500 name RSPAN remot...

I have a Mac G5 on tha LAN side and i use it as the server. The software I need to work with on the G5 is Filemaker Pro. I can access the files from the WAN side thru a DSL line and a modem/router that is provided by my ISP. I am tring to get connect...

How can I get my dsl router to pull in the dns automatically ? I have seen some request statement before !!

Hi,Last time when I migrated FEinterface to POS interface the CPU utilization went very high. Cisco opinion is " High CPU utilization is due to dCEF being disabled. Looking at the logs, high rate of interface flaps and BGP updates caused the IPC cac...

After moving a cat6513 from one location to another uor 6513 has stopped sending mac-addresses OUT on all gig-interfaces. Have done two reload. Still no change.What can this be? Need help.

I have a mobile production truck that has a 3750G switch and a 2821 router. When the truck is on the road I set a static route to the 2821. When the truck is at home, I have to change the static route to a 3750G in our office, which connects to a 3...

I used the following commands to enable DNS server on my 2651XM router running IOS 12.4(1a - C2600-ADVENTERPRISEK9-M):ip dns serverip dns spoofing xxx.xxx.xxx.xxNow, I'd like to add one local zone to it so it resolves it locally? ..how do I go about ...