Other Network Architecture Subjects

Hi ,Recently I had came across 1 issue where one of the server IP  had conflicted with VIP of Nexus core switch. The blade server was physically  connected to Nexus Distribution switch which in turn connects to Nexus  core.Neither Nexus core nor dist...

HiI would like to be able to issue snmpset and snmpget commands to a particular device from my router.This must be done using SNMP V3 For example,snmpset -v 3 -u <user> -l authPriv -A <auth> -X <priv> -a SHA -x AES <host IP>  <OID>Does anyone know if...

Hello, i'm new in cisco world. I'm want to know my cisco switch's RAM usage. I searched the internet and see, that show process memory command shows it, but when i try to compare to show version, the numbers differs. switch1#sh proc memTotal: 1076162...

How do I upgrade the boot rom version on the 7200 router?  I am running IOS Version 12.4(22)T and when I plug in the serial ds3 card in my router it keeps rebooting with a watch dog error ( see below).  Also, what version should I upgrade to?Router#s...

Hot swap....thank you in advance

when i search in cisco i only see references to .pies for in ios xr on large routers, is that correct?  if not what ios's use .pies?  do  the firewalls use .pies?thanks.

Hi All,Does anyone know how routers and ASA's deal with dns lookups for hostnames in their configuration?For instance, an NTP server (0.pool.ntp.org), or a hostname in a VPN tunnel configuration.I get the impression that there is only a 1 time resolv...

Hello everyone!We have several branch offices that only have a Cisco ASA 5505 connecting clients to the Internet, our main office and other networks. Some of the branch offices uses Site-to-Site VPN to connect to our main Office, other uses a VPN-ser...

Hi I am using a 3COM and cisco switch. I have a GBIC GLC-SX-MM on one side and a 3com SFP Transeciver on the other side)My machines on each side canot ping.  On the same side its ok.I htought there was little or no config in cases like this?I have ne...

Hello guysI am new in networking. All my knowledge is based on books and no real life experience. At my job I am required to set up the network and configure all apparatus I never worked before with. So I need help. Any kind of help will be appreciat...

I have two 891 routers configured to link with each other via a VPN tunnel.My problem is this:When I load the configuration file from the console everything works fine. The tunnel comes up, all the routing is in place and all works.When I save the co...

Dear people I m trying to configure VRF+Internet access for a DSL/PPPoE user.Normaly internet access to a VRF is simple:1. in the VRF there should be a default route to a global IP; this is done by useing the key word "global" in the vrf route statem...

Hi all,Can you tell me when I should go for IOS image with payload encyrption and without payload encryption and what are the basic differences?Thanks in advance,Ram

H