Other Network Architecture Subjects

I have a problem with the configuration of an etherchannel or port aggregation between an 4507 Catalyst switch and a server running AIX 5.2 maintenance level 4. The two ports on the switch are on the same blade.I tried configuring etherchannel with t...

We have recently experienced the Port Keepalive Loopback error on a platform that has been stable for months (IOS 12.2.44SE).All my investigations have talked about implementing the manaual "no keepalive" on trunk ports. I also have seen all the asso...

I have a 40meg connection to the Internet via 7200 router using ATM ubr.  I have been trying to design a Strict priorty for a particular subnet, then a 1 percent Scavenger Class the rest being class default with fair queue and random detect.I can bui...

Can someone please explain why I can go and find 24-port 10/100/1000 switches from HP and 3Com at a fraction of the price and I can not touch a Cisco switch at those prices???Why would I choose anything over price in these economic times?? The HP do...

Users told that network is slow so we need to test networksw2960 is access switch, vtp client; sw6509 is core switch, vtp server.If I use the Pc ping an ip address in SW6509, It lost 3->6% packets (disconnect Trunk3 connection)If I use the Pc ping an...

I have to limit the ftp traffic to 4 mb , my interface is 100 mb and i have a DSL service of 10mb on itI have applied the specified configs but it isnt workingclass-map match-all FTP match protocol ftp!!policy-map FTP  class FTP  shape average 400000...

Is there a way to reboot only the 3G modem card on a cisco router without rebooting the router? We have a cisco 881G with a PCEX-3G-HSPA-A card and sometime our ISP ask us to reboot the modem. We use the 3G card has a backup connection. If we reboot ...

Good evening.The book in question is the CCNA ICND-2 Official Study Guide from Cisco Press, 2nd edition, copyright 2008 by Wendell Odom.  Specifically I'm referencing an example of standard ACL configuration, the example situation found on pages 241 ...

Hi, What is actually "clockrate"?Why is it only needed in synchronous links ?What is the actual difference between synchronous and asynchronous communications ?How clockrate differ from bandwidth ?I don't want just the definition.I need some explanat...

Hi Experts,We have a problem on C2821 router , we don't have compact flash as far as I know we can run from the built in memory unless the  IOS is corrupted. I have already issued the command Confreg 0x2 and I keep coming  back to rom monitor mode--...

Hi,Is there any tool on cisco.com hopefully an API that can be used to look up information about a device based on a serial number?I'm working on a inventory management system and I have serial numbers of the Cisco devices. I would like to integrate ...

Hey all,Our company needs an OC3/STM1 interface. We have a 7200 router so we are getting the PA-POS-2OC3 with 2 OC3/STM-1 ports. This year we will change the 7200 for a 7600 which can suport enhanced flexwan for port adapters and spi for shared port ...

Hi, I have a Catalyst 6500 with X6K-SUP2-2ge, the IOS and bootlader image been wiped out, it starts in ROMmon SP modw and I can't switch to RP to start download the IOS using Xmodem, though Xmodem shouldn't work in ROMmon SP mode but the it's not gvi...

i have recently purchased the cisco 881w router with2.4 software installed on it.   i have tried to get into the internal page for the access point and nothing comes up except a enter button.  when i click on the enter button no page is displayed to ...