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Hi all!Qustion about 877 K9 dls router.I have 2 vlans: 10.10.10.0 255.255.255.240, switchport FE0  and 10.10.20.1. 255.255.255.240 switchport FE1.for my dsl link i use IRB config with dinami ip address.internet connection works for both vlans.I have ...

Cisco Catalyst 2940-8TF, there are two fiber option 1. mtrj interface 2.sfp interface.I have nothing plugged into the sfp gig port. The mtrj port always says disabled, but I can't seem to enable it. Why?

Hi,I am newbie and I am at college.I like to ask you a question:How VTP support multiple VLANs across mutiple switches?Thank you for your time.M

Greetings,We have a C2948G CatOS 8.3 switch.  When we plug in an AP controller into an open port - and then unplug that port the switch drops all traffic.When I did a "show spantree" the port's role is ROOT (the only role of that kind on the switch:2...

iholdings by Level 1
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I have two switches A and B connected together through two trunks A1  ---- B1, and A2 ---- B2. present the root bridge is A, and all the ports  are forwarding. As for B, the root port is B1, and B2 in blocking. My  question is how do I make B2 forwai...

*this is all in a test environment*I have an ASA 5505. One of the interfaces has IP 10.3.0.1. Behind that is a server with IP 10.3.0.2.The outside interface of the ASA has IP 10.0.0.1, to which 2 branchoffices are connected.(Two other ASA 5505's with...

StanDamen by Level 1
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Hi,I want to attach iSCSI SAN to ethernet switches. Which method would be better: use one (or two for redundancy) 10G link, or combine multiple 1G interfaces? Does anyone know about any pros or cons in using 10G interfaces?

szymonpol by Level 1
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When you telnet into a nexus switch you get the standard GPL statement below:Cisco Nexus Operating System (NX-OS) SoftwareTAC support: http://www.cisco.com/tacCopyright (c) 2002-2010, Cisco Systems, Inc. All rights reserved.The copyrights to certain ...

Hi,Just wish to know the link where i could find IOS features.  I am having a horrible time trying to find the encryption capabilities for c2960-lanbase-mz.122-50.SE3.Thanks.

书上说vtp transparent 不支持 vtp pruning,在执行vtp pruning的网络里加入transparent mode的交换机会使网络不稳定,要求在全网关闭pruning 或关闭 transparent switch 下面switch的vlan pruning。问题:为什么会引起不稳定?      我实验A-B-C, A 是vtp server, B是vtp transparent mode, C是vtp client,在A和C上起SVI,在A  上起vtp prunin...

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