Switching

Hi all, please suggest a model number of fiber uplink switch. Regards, Jitendra K Jadhav.

hi, can i use those router 2800 for CCNA, CCNP etc...? those router looks too different and modern than 1700 series, like having USB, compact flash etc....some one want to sell it to me for $30 dollar and i found that they are a little expense.so...d...

Hi, Can we stack WS-C2960X-24PD-L and WS-C2960X-48TS-L? Regards, MC

We need to enable UDLD as per customer request. The UDLD should be enable only on core switch in uplink alone or we need to enable UDLD on both core and access switch please advice.

Hi, Need some inputs about connections between VPC(will act as Core) and VSS(will act as Distribution) switches, not much experience in design so bear with me.  In the network diagram below, we have Nexus 7K-A in production and the rest will be depl...

Hi, i need to connect from cisco switch to unmanged hub. for this one end i had sfp module Support and other end i need to connect Media convertor. what are the media converters will support cisco Switches. Switch: WS-C2960x-24TS-L media: Multi Mode...

I am having an issue where 2 2960X-48FPD-L Switches in a redundant flexstack (stack port 1 SW1 to port  2 SW2 and port 2 SW1 to port 1 SW2) ring. At first running the 15.0(2).EX5 (and earlier EX3, and EX4) version IOS yielded all the ports on the sta...

Hi Everybody, I have Windows server 2008 R2 DHCP Server . All Scope Created by Department Name and All System Mac Address has been Reservation on His Department Scope. Now i am deploy Network Infrastructure. Router 2911 Core Fiber Switch 3850S-S (Fi...

Hello Guys, I have a Cisco 6503, there are 16 ports on module 3 and they've been set as trunk ports for Layer 2 switches' uplinks for quite long time. Recently I've noticed these trunk ports' VLANs are pruned.  Below is configuration of one of inte...

Hi I would like to create prefix list on my router running BGP with the ISP to only allow routs coming in from private networks. I will attach these to a route map and then reference in my BGP config. Are these the correct prefix list or do I need a...

Hi all, I have a stack with two WS-C3650-48TD and IPBase license. I have enabled ipv4 routing with a few SVIs (VLAN interfaces for a few low traffic customers) and I'm running OSPF. Yesterday, a DDOS attack was *routed* through the WS-C3650. At the...

Hello guys, 'I new here in the Forum and would like to post my first question: Where I work, my client has 3 switches model 3750x-48PS connected via cable stack. The problem is in the switch 3 of the stack the two doors giga3/0/21 and giga3/0/24,...