Switching

Hi,Maybe I'm crazy but, I thought I read once that you could divide a subnet into just certain address in that subnet. For instance you could manipulate the subnet mask as to create a subnet that only used the odd addresses of that subnet.   Is this ...

Hi all,I want to know what is the best way to black traffic inside the same VLAN, this VLAN is a user VLAN, it means that I am talking about access layer.I wanted to use private vlan, but C2960S doesn't support this feature.can you advise me another ...

hi ,i want to ask ,  how to know if my bgp neighbour advertised my network from his side or not ???here is my config :============================================================================Gateway7600#sh ip bgpBGP table version is 8, local route...

hi all, i am sorry if this is the wrong forum but kindly someone tell me (or refer me a link) which tells the official learning hours for ccnp security ??                  

Can 3560-X support RSPAN with VACL configuration on the single switch, like in the following example:vlan 100 remote-span!interface GigabitEthernet4/5 description Monitor Port no ip address!interface Vlan10 ip address 10.10.10.1 255.255.255.0!interfa...

Hello all,Since my company uses 'own fabricated' switches (in collaboration with cisco, everything is cisco enabled) i had a little question. Note that the main difference is that there is a webinterface in which most setting can be made instead of t...

Hi,I am running a network comprising of Catalyst 6513's with SUP7203B's. at present we have 800 VLAN's as we make use of a VLAN per access layer switch model.I know have a problem that as soon as I enable multicast routing my SUP720's CPU runs at 100...

Hi,I need to know the cisco 1721 router support to IPv6 & it support to IPv6 then which IOS is required for it.Also I need to know the cisco 2960 switch is support to IPv6Regards,Milan Verma

Hi Guys,I am seeing error logs on Cisco 871 router for POE although router has no POE module. After search in forums it was observed to cosmetic bug. Below are the logs :esw_dtc_ltc4258_reg_write: no acknowlege from POEesw_mrvl_pdc_hardware_config fa...

Hi,I need to know the cisco 1721 router support to IPv6 & it support to IPv6 then which IOS is required for it.Also I need to know the cisco 2960 switch is support to IPv6Regards,Milan Verma

Dear Friends,I have a 2800 router and tried so many ways to block the unwanted sites on my office network..........Like access list ip based, null0 routing and policy map.........Faced issues with below config 1. Creating Access-list........ very def...

Hi,I trying to troubleshoot routing issues on a network i'm new to.I just did a traceroute to an IP address for an offsite office we have,.. Would this suggest a loop in the network?Tracing the route to 172.22.2.240  1 192.168.200.2 0 msec 0 msec 0 m...