Other Network Architecture Subjects

Hi, we use a lot of C2948- and C2980-switches in our network. Very regularly we have problems with some ports that stop working. The only way to get them back working is by reloading the box or playing with the idledetect-settings.I realize these pro...

Hello, I want to make my servers in the datacenter more secure..So, I am planning to implement PVLANS, VACLs and port security on the switches so that the servers connected to switches are secure at L2. One piece of the network is describe...

FolksI have a 2621xm with 2 FastEthernet interfaces one of which is connected to a backbone network i subscribe to. The second interface connectes into my LANMy problem:i can see a constant 2.5Mb of traffic coming into my connection to the backbone (...

Being a somewhat newbie this is very bizarre. Our nic is responding to three addresses. Originally I setup the ethernet interface for only 192.168.0.100 working as a gateway. But it inexplicable took ...002 without warning after working fine.I set...

Hi all, what is a % use of ethernet interface after that the interface is critical and could cause a bottleneck?? I have an 10 Mbps interface of my 2600 router that has an average traffic of 5Mbps. Is it critical or not?? Thanks marco

Hello. This is my first time posting to this forum. Ok, I have a 3550 and a 2950 in two different closets. I have setup both 3550 and 2950 for VLANs 1 and 2. I have setup the first two ports on both switches as trunk ports and EtherChannel ports. I h...

Hi, I have a pretty strange problem. I have a 6015 which is connected to 828's. (GSHDSL) Users on this system have reported "Page cannot be Displayed" errors when trying to login to their Hotmail accounts. I have put a sniifer on various places in th...

hi all,i have read the man page of snmptrapd, however, i still cannot understand how to setup the snmptrapd in linux so that i can respond to the event. anyone can help to post some sample configuration of snmptrapd? thanks a lot!

Since Ciscoworks does not handle over 500 syslog messages per second, does anybody have any recommendations for a syslog solution that provides the capability to report on syslog messages similiar to how Ciscoworks does? Any help is appreciated.Than...

I would like to confirm if Cisco 837 has tested interoperability with DSLAM or MRT DSLAM? I would appreciate if you could help me..

Has anyone seen a GEC problem with the following characteristics?-Only Gig EtherChannels leave the switch port (ie. PAGP message indicating it left the bridge port, spntree root changes, goes through SPANTREE states)and re-establishes the EtheChannel...

I have a 3745 with a single WIC-1T installed. The serial interface config has a default command 'clockrate 200000' forcing the interface to be a dce. I can't get rid of this line to make interface dte as normal.IOS is 12.3(6b) - filename c3745-bins-m...

Does LMS 2.2 with IDU 8.0 support SUP 720Thank all

I want to change management IP of 6509 in topology services to loopback address, but when I select change management IP its not listed. I tried to rediscover deive and get the same thing, loopback is not listed.any ideas?

I want to limit any traffic going through my PIX to one particular subnet to 90Mbps.We have backups that run from our boxes behind the PIX, through the PIX and out into the datacenter to a SAN. The backup server is in one subnet in the datacenter, an...