Other Network Architecture Subjects

Hello,I am searching for technical documentation which describes in detail the conditions or situations a switch port is put in ERRDISABLE state.The switch is a Cat6500 running 12.2(18)SXD1.Many thanks for a quick reply.Kurt

Hi, In a trunk port ,can I know the vlan through which the stp bpdus are sentin Cisco. Thanks in advance

my configuration is follow the attached file. I don't know what is wrong with my content engine using as a cache server. when i connect this CE to my network, i can make my user access to the internet fast only 2 days, but after 2 days it makes my us...

Hi there , when putting in usernames and passwords for ppp isdn, do I just use the username and password command under global config ? whereas for dsl etc you use the ppp hostname command, Am I correct ?

When setting up isdn between sites, have both routers got to have each other pointing to the dialler or bri interfaces ?

Hi,i have got Cisco 1751 router, S0/0 has got 1 public IP & fasethernet 0/0 also got 1 public IP, all the users on the LAN are accesing internet via a LINUX gateway machine. now the problem is, i am able to ping 192.168.87.1 from my LAN as well as fr...

Hi,I am trying to qualify a PIX-501 router to be used in a new product line. The problem that I am having is that the PIX is dropping the DHCPDISCOVER relay packets. The way that our product works is that first we send a regular DHCPDISCOVER messag...

I have got Router R1 with two Fast Ethernets (e0 and e1),,,,network 172.168.2.0 connected to e0, network 172.168.1.0 connected to e1.If I want to black all IP spoofing attacks, that originating on the 172.168.1.0 network using a spoofed address outs...

hi there, im a little stuck on my config, I need to put my ppp username and password in for my isp, I have seen this on an example config, what is the ppp hostname and password, and the ppp sent username, which ones do I need to use ?thanksCarl inter...

I know a cross over cable is needed to connect router directly to router, but how about switch to switch? switch to router? etc.I had to use a cross over cable to connect a 2849 switch to a 6509 with Sup720/MSFC3. Is it because 6509 is a Layer 3 swit...

If I applied the ACL below as the inbound on the interface e0/0 :RA#config terRA(config-t)#access-list 10 permit 172.16.0.0RA#(config-t)#interface fastethernet 0/0RA(config-if)#ip access-group 10 inImplicitly every thing will be denied,,,but does tha...

I wnat to mirror a Gigabit ethernet traffic to 8 ports to get the copy of the same traffic at 8 ports.This is just like a HUB functionality for gigabit ports. How this can be achieved? Is their any such device available in the market. Pl help.Thanks

Am trying to set up port-security on an etherswitch module port when i put in switchport ?i dont get the option port-security so i then cant use mac-address so i thought about doing it via a mac based acl but again when i try to set up the interface ...