Other Network Architecture Subjects

Hi, I change OSPF router-id of the router and clear ip ospf process. And I sh ip ospf database,router link and network link will change from old router-id to the new router-id. But Summary Net Link will not change router-id. Summary Net Link of Ol...

We have 2 networks in the main campus - main n/w and private network. Both the networks doesn't talk with each other.The main network is connected to a remote site through DS3 link using ATM. Remote location doesn't have the private network. We are l...

Hi!I'm having a problem with OSPF and would appreciate some help!We are trying to implement OSPF onto our internal network - essentially we have a 6509 in the core, and for the purposes of this post, a pair of 2600s - each on their own vlan interface...

Hi all, would there be a reason that when I add a trunk to one of my switch ports, spanning tree then kicks in on the switch and I cant do anything ?cheersCarl

Hi folks,I'd like to nail-down the raw bandwidth on my switchports to divide a 9Mbit/s uplink between two client groups of 6 & 3Mbits/s respectively ("ring-fencing"). IOS is currently 12.1(14)EA1a and doesn't offer "rate-limit" on the interface in cf...

Hi, Our client has had issues with a server connected to a stack of 3750 switches. A couple of times, hundreds of collisions suddenly occurred on an interface. Collisions were expected (the server can only work in 10 HD) but the main issue was that t...

I have some WS-C3560-48PS-S switches with 1000BaseT and fiber SX gigabit SFPs connected to a server farm switch WS-C3750G-24TS-E. Servers are attached with gigatbit-capable NICs.I found extremely sluggish performance when installing Windows XP to new...

how do I configure a router to act as a dhcp server ?

hii have a 2970 switch and i would like to know what is the command i need to write to deny mac-address of computer to pass through the switch.thanks

Hi folks.There is any way to configure in a switch, where the port congestioned by the many ways, can be blocked until the traffic become normal, and the traffic can be passed through of interface?Any link or explanation is welcome.Rgds.

Hi all,I have a catalyst 4506 which is working as a backbone. My client wants to add another backbone for HA, the device is foundry fastiron.We are about to use VRRP for HA with those devices. Are there any intercompatibilty problems among those Cata...

Hi,I have a cisco catalyst WS-C2924C-XL that will not accept any set commands. I am relatively new to cisco devices, and I am probably overlooking something small. Any ideas as to what I'm doing wrong. Below is an example.switch1 con0 is now avail...

Hi can someone tell me if a WS-C2924C-XL will upgrade from IOS 11.2 to 12.0? one person tells me no, another tells me yes. I understand that the old models only had 4mb memory so didnt have the room but mine appear to be the 8mb ones. see below:Cisco...

Is posible to configure 802.1Q in 1750 router?The router has IOS IP Plus 12.1 (27b)