Other Network Architecture Subjects

I have a 2820 series switch (WS-C2822), it usedto have firmware 5.35, i tried to upgrade it withversion cat2820A.9.00.04.bin via TFTP, but it doesnot work (TFTP illegal operation /command).In diagnostic mode I tried to upgrade the firmware via X-mode...

We are going to be required to use IBM HACMP (high availability) on some of our AIX systems. The configuration uses a static ip and mac address that moves to a different server (or even a different nic) if the active nic/switch port goes down. The ...

My client is adding a new catalyst 2950T-48 port switch into his cluster management interface, but for some weird reason, C2950T-48 is not recognoized by the CMI and listed as an unknown device in the GUI. IOS version is flash:/c2950-i6q4l2-mz.121-19...

I need translate the destination address and use the ip nat inside destination command. This works well if the source of the packet is from local network, but if the packet is sourced from a routed network (it's coming through the same loacal network...

Has anyone configure before on the Cisco1712 broadband connection backup to ISDN connection.Posting on the config will be appreciated.

Deo any one have OID to check how many packets/sec is getting in and out on a interface

We have multiple Catalyst switches running the IOS OS. We're in the testing phase of implementing AAA authentication for administration purposes on the switches. We've setup the switches to use an ACS server for TACACAS+ authentication. At this po...

Do Catalyst 6506XL supports the 1000Base-ZX extended reach GBIC (single mode) card with a part no. of WS-G5487?

I am looking to connect the following subnets 149.133.205.0/255.255.255.0 and 149.133.204.192/255.255.255.224 using EIGRP.However with the "Network 149.133.0.0" command the routers in each subnet do not connect. Does anyone know how I can set up the ...

Hi all,I have two swithes. One is 2950(12.1) and the other is 3550(12.1). Suddenly the gateway has gone.Recently I disabled the service, finger,icmp redirect and security somthing like that.Welcome any possibilities..Thanks in advance..

Hi there,We're going to use VoIP with QoS very soon throughout our company. We have a devision in France which uses the mentioned kind of switches, and I haven't found any good material on setting up QoS on these switches.The problem is that we're go...

Hi,How can we calculate reliability of a link? Are there any tools or softwares to calculate the reliability of a link? Presently we are using SOLARWINDS to monitor and collect the graph of bandwidth utilization. We would like to have a tool which co...

I found this pdf (http://www.cisco.com/application/pdf/en/us/guest/products/ps259/c1225/ccmigration_09186a00800889f4.pdf) which describes pretty much the kind of setup I want to configure - several vlans in different locations connected via routers u...

Anyboby knows why catalyst 2950 does not send snmp trap linkUP if UP only line protocolBefore it when DOWN line protocol LinkDown trap is send normally.LinkUP trap send only if interface is change state to UP.This situation i see on different IOS 12....