Switching

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hi,  C6509HK#sh verCisco Internetwork Operating System Software IOS (tm) s72033_rp Software (s72033_rp-ADVENTERPRISEK9_WAN-M), Version 12.2(18)SXF8, RELEASE SOFTWARE (fc2)Technical Support: http://www.cisco.com/techsupportCopyright (c) 1986-2007 by c...

Hello Experts,We are planning to upgrade our network and comparing different models of switches and router. At this point we have about 300 nodes and 400+ users on the network spanning 4 buildings,  but in the near future it is going to be expanded t...

Dear All,I'd like to get some materials explaining each IOS version releases time-line, relations with trains.Especially time-line between a train and a train is needed.(for example: 12.2SX vs 12.2SE)I have read the white paper of IOS, but I need mor...

Dear expert,I have a case like this: for some reasons, i can't connect MyServer direct to Fiber Media Converter, so i connect it via Cisco 3560GMyServer------------gi0/1.CiscoC3560G.gi0/2----------Fiber_media_converter_100----------------------------...

NAT U-Turn does not work on 2911 routerHello,Consider this scenario:1. Both Host A 192.168.1.70 and Host B 192.168.1.70 have Router A 192.168.1.1 as the default gateway2. The network 192.168.1.0 /24 is NAT ‘d to the address 10.10.10.103. There is a s...

Hello,i  recently deployed cat4507e switch along with  3 nos of WS-X4748-RJ45V+E - 48 port gigabit PoE modules. I am using polycom IP560 phones.I am facing issue of some switch ports (randomly) stops supplying power to phone at random time. So far th...

Hi,We have a failover pair of loadbalancers (non-Cisco) which are connected to each other via Catalyst 6509Es with Sup720 supervisor cards. Failover is achieved by the newly active loadbalancer GARPing all its service IP addresses with the relevant M...

When you are in a CatOS switch in transparent mode, is there a way to show what VLANs were created on that switch versus those it might be using by way of a trunk?  If someone created a vlan on this switch instead of the "core", how would I see that?

I have a multiplexer in Ground floor and a server in First floor.From the multiplexer 9 ethernet connections are terminating in Cisco 2960G 24 port swith and it is connected through fiber uplink to one Cisco 3560G 48 port switch in first floor, which...

Hi there,I've a 3750-48ps-s running ios version:c3750-advipservicesk9-mz.122-46.SE.binI've tried to configure ipv6 on an interface but it does not give me the option.How do I know if my ios is IPv6 capable?Thanks,Paul