Other Network Architecture Subjects

when u start designing a WAN,u have to take into consideration all the redundancy levels in all the links and check out all the conditions for which the link will be up.when it's a large complex network, how do u check that?do u make a truth-table ki...

Hi,I have 2 units of 3745 router with ISDN PRI and E1 interface. The router are connected using E1 unbalance to E1 balance. I need to extend ISDN PRI from router A to router B before connected to PABX.Please help me on the configurations. Thanks.

Hi,I am running CD One version 5 and RME3.4 on Solaris8.Could any one advise how to change the default web server port number from the default (1741) to an alternate value?Thanks.

I have a customer that is experiencing errors on a switch. All switches are Cisco 2950.On a very regular basis, the link LED for the port flashes orange for a number of seconds (varies from 2 - 20). A print of show logging gives the following:Syslog ...

Hi,I am learning to design networks and have been given a task.I have 110 users in a department.Each one of the users needs to have a gigabit con. I have suggested to use a 6509 layer three switch as I also need the routing protocols.Can you tell me ...

My company is researching on redundant Internet connections. We want to load balance our outgoing traffic over a cable ISP and a DSL ISP. Our DNS entries are hosted by Verisign and we hope by using IPs assigned by our ISPs we could also achieve rough...

I have a 2621xm in my netbar to the internet via the FTTB line.One FE interface to Lan,another to Wan.But these days users in the lan can't access the internet sometimes.And at the same time the router's cpu utilization is 100%.I enable the netflow s...

Hello. Is there any information thatanyone knows about that can give me a good idea as to whether a Microsoft security patch is going to destroy my Ciscoworks server? We have to patch our servers all of the time, and I do back it up, but I still thi...

I have some vlans in 2 different MSFC with HSRP.Using command sh arp | include 0000.0c07.acxx some VLAN are not displayed until I ping the stanby ip.Pcs in one vlan obtain ip address from a DHCP server in another VLAN. It stop working, it was neccesa...

Hi,how it's possible to monitor the state of the standby Supervisor Engine in a Cat 4507R with SNMPNetwork Management System?Is it possible to monitor the redundancy state (Duplex/Simplex)? Or commiúnication State?Or could SNMP monitor the Module st...

Hello,We have a 6509 installed with a WS-X6K-S2U-MSFC2 card. As OS we use Hyprid Mode. For a Security Apar we want to Upgrade the MSFC2. But we are not able to do that, because we have only 16MB Bootflash. We are also not able to connect to the PCMCI...

What is PPPoE and PPPoA ? and what are these technologies used for?Regards.

Hi Everybody, please give me the link for Release notes IOS 12.1(20)E. let me know very urgentl.Thanks & Regards,Milid Tare

Dear All,In a 1700 series router having primary link as serial leased line , can we use VWIC-1MFT-E1 or VWIC-1MFT-G703 as backup over ISDN PRI link.Pls confirm.RegardsDeepak

Hello. I am looking for someone who actually understands VLSM to explain a few things for me. If this wasn't the correct forum for this post, please move it so that the correct people can answer it for me. I have a few major discrepancies which are m...