Other Network Architecture Subjects

Here is the issue.I got a Cisco 3640 that runs GRE/IPSEC vpn tunnels. It has a single T1 connected to it and runs CBAC as well for security. About every 3 days the router gets a almost fully Incomplete ARP table and dies. It has to be either have ...

I'm looking into using a CAT3550 as a 'concentrator' in a new hub network. Main criteria is that i need full BGP support since several other connections will end up on that switch and routing will need to go over BGP. Does the CAT3550-EMI support all...

we have two sup720,one is active another is standby. We found all LEDs in active mode are shown as green, but in standby mode the power management LED is shown as orange. Is that the correct status or not. If it is not correct status,what should I do...

Hi,When applying ACL on Catalyst 2950 we are getting this message:Error:Out of Rule Resources.Any fix for that?We are running IOS 12.1(12c).Thanks

Hello, I have a 3550-24-SMI switch that i use for webhosting and i need to know how i can get a total amount of bandwidth used per month for each port on the switch. What are my options. Is there something i can turn on in the switch, or do i need sp...

Hi!Can anybody tell me if it is somehow possible to get the interface line status information (IOS command 'show interfaces fastEthernet 0/xx status') of a Catalyst 2950 through SNMP. I mostly need to know if a port has the 'err-disabled' status.I've...

Hi,In all Information I can find about transmission Distances for Gigabit SX there is a parameter "MODAL BANDWITH" which makes the range to go from 220 to 275 meters using a 62'5 micron fiber depending if its value is from 160 to 200 MHz km. ¿is thi...

It is increasingly common for enterprises to use centralised desktop deployment e.g. Ghost, Altiris etc and also want to implement more stringent security. How can you implement 802.1x port authentication in an environment where PXE booting is requi...

I have 2 seperate networks i.e. Voice, DataI want to give the certain workstations access to the Voice network.Can a Cat3550 route between these networks?if not do i need to get a router?

I have a Cat 6509 with 4xMSFC and connecting to a remote site Cat 3550-EMIWe have a new line between the 2 sites connted from switch to switch. I have configured the L3 on both switches and it is working fine.My question is I have used a x.x.x.x/30 s...

Hi,Can you please give me a precise idea about some traffic pattern inREAL multiservice networks such as video, voice, email or web patterns...By pattern I mean the packet size, the frequence of sending packets,the time a session lasts, the time betw...

Without getting too technical, let me tell you what I'm trying to do. I have a nested Policy Map that looks like this:policy-map INT-F0/0 class LOCAL-to-F0/0 bandwidth 75000 class class-default shape average 24000000 service-policy VICTORY-PO...

is the following valid ? i have both theses lines on a remote lan router ip route 0.0.0.0 0.0.0.0 "internet router" ip route 0.0.0.0 0.0.0.0 "serial link on remote router" 128 the desired effect is to have INTERNET ROUTER be Gateway of last resort i...

I am having congestion issues with remote sites on a new frame relay network. I am using a 3725s w/ 2 FULL T1s at the host site and 2610s at 7 remote locations. Every remote site has 512K bandwidth and 384CIR. The following is the frame config from...