Other Network Architecture Subjects

I need to connect a Token Ring segment to an Ethernet segment. I have a Cisco 2612, and I can't find any information on how to route the information across on one router. Do I have to configure DLSw to allow the NETBios information to traverse acro...

We were upgrading an older HP switch to a newer Cisco 3524 switch and once we made the move we were not able to Ghost any of the PCs that were located on the switch. All the effected PCs were connected to the same switch and all were in the same VLA...

I use the span on Cat5500 to troubleshoot a problem, after I looking into the trace, I see some unicast from the switched port.Shouldn't I only see the unistcast in/out from the device on that port and broadcast or multicast? Why I seeing some other ...

hi,i have a 6505 router with a gigabitconnection to a mainframe.i configured this gig-int with "ip ospf cost 5" .on this 6505 i have other router connected.does ospf calculate the metrics (costs) of all interfaces together ?in other words:does a rout...

R1route-map OSPF permit 10match ip add 1 2 3router ospf 1redistribute static route-map OSPFdefault metric 110Let's say ACL 1, 2 exist, and there is no ACL 3. How does a router treat packets against an ACL that doesn't exist in a route map? We encou...

How do I manually force a real server out of service and immediately disconnect all resident TCP sessions to that real server?

Hi everyone,I want to provide remote access to W2K users (they have eicon cards) through a X.25 network to my Apache webserver running on a W2K server.I have configured my cisco router like this :!internal networkinterface Ethernet0ip address 192.16...

I need to configure a Fast Ethernet interface as a backup interface of a serial interface. I can enter the command but I need to know if this feature is supported by Cisco TAC. Where can I find information about this?

Hi Is any one How leased line customers are connected in AS5800 platform?Is these leased lines are connected to router shelf directley or through Dial shelf?Thanks-Bhaskar

I have the following:cisco 3640, fe-pri 1fe-2ce1, mica digital modemsIOS 12.2(2)XB7This ios version works ok for our voip. With other (not tried all versions) router crashes if using"voice service voip h323 session transport tcp calls-per-connection...

Here's the initial config:Router AInterface tunnel1Tunnel mode gre ipTunnel source 192.168.10.1Tunnel destination 192.168.20.1Router CInterface tunnel 1Tunnel mode gre ipTunnel source 192.168.20.1Tunnel destination 192.168.10.1HSRP will be configured...

I'm having a hard time finding the distinction between these two on CCO.I've been told that blocking vs non-blocking is essentially the same as oversubscription. If the backplane doesn't support enough bandwidth for the attached blade/module ports, ...

FolksI set up a port on a 4006 as a vlan and expected to have to config the trunk ports as well but this seems to have been done automatically.Is this always the case on higher level switches?Also i only want this vlan traffic on 2 out 3 trunk ports ...

Hi, The port based broadcast suppression command on Catalyst 6000 CatOS provides a keyword " UNICAST". C6506 (enable) set port broadcast 1/1 1% ? multicast Enable/disable multicast suppression unicast Enable/d...

The situation is the following: I have two Cisco routers 3640 in HSRP. In the same LAN has been installed a cluster firewall (CheckPoint) for have the redundance. The problem is that when there is a swap between the two cluster nodes the router don't...