Switching

Dear Community!Could someone help me to fine-tuning DNS server configuration?I'm configuring an IOS router act as a DNS server with the following parameters:ip name-server [IP #1] [IP #2]ip dns serverip domain round-robinip domain name [domain.net]Th...

What would a maximum number of HSRP Standby Routers be?I have an implementation where it makes sense to have six routers share a VIP for an HSRP configuration.  Are there any problems with having so many standbys in an HSRP group?James

HiCould you introduce the books that are all about router and switch components and their explanations , for example about ram and its task in router or switch , tcam , flash , control plane and data plane , ... ?Thanks.

We recently purchased a new 6509-E with the sup32-Pisa in it.the problem is i have went through all the IOS's i can find and cannot seam to find the Auto Qos commands. They are not on the interface nor at the config lines. I have found several aretic...

Hi,I am reading the CCNP self Study BCMSN Official Exam Certificate Guide Fourth Edition. There is a System priority in the LACP set up. That is 2 bytes for priority value followed by a 6 byte MAC address. I am wondering what is the difference betwee...

hi,   one of my client wants two of his office connected via a 100mb link from Service Provider. These offices are accross the road. his company policy doesnt allow him to terminate the link on any switch , he needs a dedicated router for this. my qe...

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I have 2 sup mods running on my core with 32 meg flash memory cards installed on each.  I need to upgrade the IOS which will require me to upgrade my flash cards.  Can I remove the flash memory cards from the sup mods while the core is still running,...

Hi,I want to change the management vlan on a 3500XL.I have read that in L2 switches     A. There can be only 1 "interface vlan" up/up     B. The active interface IS the management interface.However, on a 2950 and 3500XL, it looks like I need to chang...

HiI am trying to configure teh internal modem on an 1811 router to provide a dialin console for remote management. I am finding that when I dial it witha USR 56K FAX modem the modems wont synch up. If I reverse telnet to line 1 and get teh internalm ...

I need to graph the utilization of the switch fabric 6500 and theshow fabric utilization command I have the information but I needplot somehowcisco lms my solution will

We have an odd problem and I am looking to see if anyone else has seen this.We have two 3560G-48PS switches running 12.2(35)SE, each has 12 or so 1142 APs connected. These are connected to a 1500kVa UPS which is in turn connected to emergency power t...

Hello,I have 4 x 3750 switches that are trunk together, ther are a few VLAN's and on VLAN 10 I have a DHCP server that issues out IP's to VLAN 10, but I now need to use this server to issue IP's to PC that are on VLAN 20 and 30, how can I do this?I a...

I am mass deploying Cisco 1811 routers with integrated V92 ports for a customer. I am trying to use modemUI to validate the connectivity to a local ISP provider POP number.I cannot get the ATDT command to work for me at all. It keeps coming back with...