Other Network Architecture Subjects

I have a catalyst 4006 with sup2 module. The sup ports are at gig speed.I am trying to upload a image from a production switch, which I have, then distribute it to the switch that is about to be deployed.When I try to distribute, the software keeps ...

I have a cisco 2610 running IOS 11.3 (2) and I want to know what I can do with it. I want to have three servers behind it which I want to be seen by the outside. I also have a network that I want to be able to browse the Internet through this router....

Our network works with TCP/IP, when I create a new rule on input ACL:deny udp any any log, I say a lot of packets UDP by my network but I don't know why or when is traffic UDP generating.We have in our network, DNS server, WINS server, Proxy server, ...

I'm using Linux. Previously I used windows Hyperterminal to access my router through serial cable.I've tried many programs such as mgetty and minicom to access my router but I still could not. Maybe my configuration is not right. I used 8 bits, no pa...

Does anybody know if Caller ID Name display will ever be supported on the 800-series routers (specifically the 804) and why it has not been supported so far? Does BRI signaling pass caller name?

I have 4 7500 routers on my network running 12.2(12a) with dCEF enabled. It appears the CEF is functioning fine on Token Ring/Ethernet/Point-to-Point interfaces. However, it appears the majority of my frame-relay interfaces and sub-interfaces have ...

Does anybody know one CD-3550-EMI= kit can be used to upgrade many WS-C3550-24-DC-SMI switchs or only one WS-C3550-24-DC-SMI switch?

i have nat set up on a router and i cann't reach ebay from it. although i can reach it from an computer not running within the nat network. could this be a dns isssue? and if so what would i have to do in order to fix that problem?

How can I calculate necessary Internet modems access bandwidth?

when I study some materials about QoS,there are two confusing conceptions : flow and traffic.What's the main difference between themAny help will be appreciated

can we do static mapping on a router? Like host A with IP address IPA on interface 0 is statically map to a virtual IP address IPB on a network attached on int B? if yes, how to do it.thx

once I enable ip route cache in my ISDN 4 port BRI U interface on my 7206 with MPLS, the ISDN line would fail. Are there any reason why should the route caching fail?

A number of switches and routers have been configured to show the loopback address as the source address of any traps that are being sent to DFM.DFM seems to ignore this when a trap arrives, it just uses an IPaddress from the device but not the loopb...

I have a situation where there are 3 remote locations connecting to a Host site via frame. 2600 at the remotes and 3640 at the headend. Basic eigrp configuration. Things have been running fine until today. We now have EIGRP hold time Expired erro...