Other Network Architecture Subjects

Hi, Folks:I've been asked this question, and the guys siad my answers were not satisfying.The question is this:You have a network that consists of many swithes--like 40 something, in IOS and CATos. Now you know the Mac-address of a PC but you dont kn...

HiI need a usefull link; about the HSRP;GLBP in the switching network.UR Reply is Very much Appreciated.Ali

Can anyone tell me what is the standard for access lists for blocking internet traffic on a router, Do people just have a list just permitting anything outbound and port 80 inbound ? is this right, or do people use CBAC instead ?thanks

Hi,Getting large number of errors on 6500ETHC-5-PORT FROM STP - PORT LEAVING BRIDGE - PORT JOINING BRIDGEconnected devices are apple macs running GigE.Anyone seen this before?CheersScott

If I have a normal 1700 with a serial and 2 ethernet interfaces, can someone give me an example how to put this exchange server in a dmz ? I could do with a simple config as a pointerthanks guys

I want to port forward tcp 1723 and gre 47 to my rras box for vpn connectivity.I have a 2620 sitting on the frontline with ip XX.XX.XX.174/30 (T1). This is already configured for NAT. I need to forward these ports to 10.X.X.200. I have tried ip nat i...

All,I have a cisco 7505 and it keeps restarting. I run a show version and I look at how long the router has been up and below that line is this line "System returned to ROM by processor memory parity error at PC 0x602A3B5C, address 0x0"Is this the re...

Hi, please tell me whats the difference between stacking and cascasding ? and how to configure them ?regardsNeo

Hi,I have a cisco router configured for dot1q trunking (data vlan + voice vlan) on fastethernet interface. This interface is going to connect to a switchport in the catex500. which role should I assign in the catex500 config? router? switch?In this s...

i want to use radius server to record authentications on Cisco routers?users will call a toll-free number through PSTN lines to my Cisco routers where i want to record authentications on Cisco routers to bill. I think to use MySql, Apache, PHP on Lin...

Is it possible to use 2 ip's from the same subnet on 2 of my router interfaces ? People are saying when they set up there windows isa server they put a public ip on the external NIC of it, I cant see how they can do this as the internal/external inte...

Can anybody explain what "Calhoun LED Proc" process is and what it does on a Catalyst 2950 switch? Why does it utilizes that much % of CPU ? (Calhoun LED Proc - 16% while all the rest procs take ~0.00%)c2950T>sh proc cpuCPU utilization for five secon...

Hi !We have moved server from one network to another, and want the client in old network can access server in new net using the ip address of the server in the old network, (like in the Using NAT During a Network Transition from http://www.cisco.com/...

Hi,I have been digging around on CCO for any documentation that describes if the DNS ALG in IOS NAT supports TCP based session (zone xfers, truncated responses).I know the NAT ALG works nicely for UDP based DNS answers (DNS doctoring works) but with ...

Hello,We have some very small unmanned remote sites with control type equipment, and they currently have unmanaged hubs for the site 'network'. We have occasionally had problems and wished for a hub or switch that has some management capabilities, m...