Other Network Architecture Subjects

We have an old 2500(68030) running v11.0(10c) software, we are getting attacks daily with ICMP to the point of denial of service. We have been told updating the router may enable us to prevent some of the issues, but have been unable to find update ...

I got couple used Cisco 2600/3600 routers from USA and I want to use them in China. Inside these routers, there are NM-1E2W, NM-4T, NM-32W, WIC-1BU, WIC-IDSU-56k4. If I want to use these existing NM to connect to network in China, could that be probl...

This dial-up line is a ISDN 64K and the remote site is using this ISDN for DDR backup for the serial line to the central office. The serial line goes down +- every second week for a few munitues so the ISDN is critical for network operation. The remo...

1. Is there a limit to the number of administrators that can be logged on to the system at one time?2. Can you access CW2000 server from a remote workstation?

In DIRE need of some configuration tips on configuring a router to connect 5 LAN's. My life is dependant on this and your help will bless you for life!!Thanks,entropy (intellectisrare@yahoo.com)

Hi!I would like know which switches and routers support one/both protocols.(19xx/29xx_xl/xl-a/en.....)Is it true that only Fast Ethernet on routers are able to do isl trunk ?And about 802.1Q ?Where I can find these information on CCO, because I looke...

Does anyone know if the routing module on the Catalyst 2948G-L3 support protocol prioritization?Regards,Halim

We can't use multi vlan with 2 or more 35xx catalyst between Gbic giga trunk ?Is it normally ?

Our office currently has a 128KBps leased line connection with a local ISP. How do we setup our network such that our staff can dial to our office to have an internet access ?Is there an article or guide (website) that can assist us?Thank you.

Please teach me about frame-relay traffic shaping of BECN response. Traffic does reduce when it is received 1 BECN in a 4 TC section and I want to know a formula of calculation to lead this reduce value.Besides I want to know a formula of calculation...

I'm looking for a way to impose a max bandwidth on users of an internet connection. For example, a T-1 to an ISP is connected to a router on a simple network. Is it possible to configure the router to limit users (or IP's) to a max of 128K of the b...

Hi there, I am currently testing with ATM VBR-NRT pvcs, and i need to get an understanding of the burst.My assumption was the following, At Time 0 the pvc has all the tokens, traffic then hits it at rate above PCR, therefore the first X (where X =...

I am setting a cisco 2600 to connect onto the internet, but I also want a firewall setup....

Hi does anyone have any info/data sheet,pricing, FCS for the Cat 3550-24 and Cat 3550-48.....the Nov 01 release notes for the 3550 Gig switches mentions them, but i cant find any more detail - tks TR

I am looking for an external clock source for an IGX 8410. Does anyone have experience using a GPS solution? If so, which vendor/product(s) have you used or recommend?