Other Network Architecture Subjects

Hi ,As there is one limitation in ATM port adapter PA-A1 that it doesn't support the QoS , For QoS feature we need the PA -A3 enhanced one.So my question is that whether the same kind of limitation exist in serial adapter also or not. If yes than fo...

We have a Hybrid OS Cisco 6509 and MFSC2 . We are upgrading the bootflash image on the MFSC2 card and I have a choice between two images:c6msfc2-jsv-mz.121-19.E1 size: 14,224 KB orc6msfc2-jsv-mz.121-19.E1.bin size 14,187 ...

Hi, I have a customer that would like to implement VPN between their office and a remote office ASAP, they just order another t1 to implement CEF(load balance) with 2 t1’s with existing 1720 router, I know that we can do that with this particular rou...

I have a AS5400 with 384 modems and 16 T1 giving a line to modem ratio of 1-1. I have a problem when the utilisation reaches 100, that is all 384 modems in use. When a customer disconnects the modem port remains in an open/active state. The only way ...

Hi!It is well known that asymmetric routing can cause increase in unknown unicasts flooding. In this case making ARP timeout roughly equal to MAC-aging-time on L3 switch can solve the problem. But which of two timeouts should be changed? What does Ci...

Hi!Is it possible to automatically err-disable port that has too many errors (FCS, etc.) on it (in IOS on low-end switches and hi-end CatOS switches)?Can the system do it by default (without the configuration)?Thank you,Oleg Tipisov,REDCENTER,Moscow

I have a Full T1 from Telco and want to split channels between voice and data. 12 channels would be for the data and 12 for the voice. I need some help with the configuration of 2620-XM router. 1)What kind of WIC card I would need? I believe, I w...

I have a switch (3548XL), I have been told that after a couple of hours online with heavy traffic the switch reboots. I'd like to reproduce this problem, but since it is only me connected to the switch it is kinda hard to do heavy traffic.Is there a ...

We have 4 2950's connected to two 4000 switches.When attempting to ping a device (with a 10mbit card) we get sporadic results. Mostly times out.Bypassing the switch by connecting directly to the patch panel port of the device allows us to ping the de...

Hello,Have any one tested LMS2.2 on Windows2K Server with SP4 ?How does it work ? is there any major problem with SP4 ?N.B : I know that according to LMS documentation, LMS 2.2 supports only SP3, but i have to install it on w2K Server with SP4 !!!Tha...

Please how do I find out which port is eperiencing a high queue drop rate on a Switch. This is the message I getInterface HighQueueDropRateIF-MSFC-10.11.12.73-16/17[VL22]The number of packets discarded due to input or output queue overflow has exceed...

What's IOS version support cmd display-route-detail enhancement?Is there some lnk to advertise this cmd ? Thanks

Hi,I am trying to configure OSPF on a Cisco 1720. When I enter the command 'router ospf 1' instead of entering router config mode, the CLI stays at global config mode and no error is being displayed. I cannot continue with OSPF.The IOS is version 12....

I find the error message : "%DUAL-3-INTERNAL: IP-EIGRP 1: Internal Error-Traceback= 60AA6ADC 60AA6C64 60AA76D8 60AA777C 60A9CB78 60A9CBE8 60A9CDF4 60A9CEFC 60A9EEC0 60A9EF68 60A9FE5C 609E4698" in the log of a Cisco7200 router. The Error Interpreter s...