Other Network Architecture Subjects

Hi, I'm working on a configuration with our carrier and we have encountered an issue with equal costs routes. Our carrier has position two routers on our network. These routers serve as the gateway to our WAN. Router A has a 20mbps link, and Route...

HiWhen i was trying to find a software version which is suitable for my Cat 6500 with Sup 1A-2GE, I have found that the:1)release notes for CatOS 8.x mentioned that recommended version is 6.4(21) but when i use software advisor it recommend me to upg...

hi mates :)i have been using the"#logging buffered "command but now I need permanently save the log file in to the switch. switch is 4500 series IOS version 12.2(20)unfortunately I couldnt find the related command in this version (#logging file ....)...

Hi, i have got Catalyst 4506 switch which has got WS-x4013 sup II, does it support layer 3?

I hope can receive a sample scenerio using 8-port managed switch of 1800 to confige vlanThanks

Hi guys, I have a few noob questions I hope you can help me with.For study purposes I purchased a WS-C2912-XL-EN switch off of ebay and expected it to have the Enterprise software on it. the "EN" in the model number stands for enterprise does it not?...

My 1841 properly re-routes traffic from its primary internet interface to its secondary internet interface.The failover happens smooth. My ISP-A is connected to fas0/0 and my ISP-B is connected to fas0/1What concerns me perhaps is a piece of cake for...

I would like any help I can get with this one. I have a network split into 2 VLANs. VLAN 1 has full rights to everything, can get out to the internet, etc. No problem. VLAN 2 is not supposed to have any access to VLAN other than the bare minimum ...

Hi All,Got a 2821 router and two 3750 switches (stacked). I have the ip 192.168.200.2 on the vlan 1 int of the stacked switches (i know i should use a different vlan). the only way I can ping the router is to have one of the gig interfaces and then...

Hello everyone...I am looking for info about any implementation of VRRP + GRE. Is it possible to end a GRE tunnel against a virtual router (two o more routers running vrrp)?Thanks and best regards.

Hi,I've got 4 3750's stacked and running IPBase IOS w/o Crypto. I want to upgrade these to an image that supports crypto. In the instructions it says to use a command similar to this: archive download-sw /leave-old-sw /reload tftp://host/c3750-ipbase...

I have some old 2900XL switches running 12.0(5)WC13. Am I right in saying that these do not do WRR? So if I want to do some QoS my best bet is Custom Queueing, right?How about on my 2950 running 12.1(6)EA2b? I see that those have a command show wr...

Hi,I have purchased a 4507R switch to replace a 2924M-XL switch that acts as an aggregation switch in our network. Let me explain further what I plan to do.I have 20 remote sites connected point to point via 100 Mbps dark fibre to the 2924M-XL. Mos...

How do I enable multicast control on a 3750 switch and do I have to enable it for each VLAN as well?

How to avoid layer2 loop?.some of our end user connected to core siwtch. due to some physical port limitation they were connecting hub own. after sometime it gets looped. i would like to know if there is any to control to from switch to avoid layer t...