Switching

Hi, I have an strange issue affected my network last night. Few equipment were down which belongs to same vlan. Only ping is going thru but not any other traffic. I cant even login thru web to these monitoring servers. Network setup as follow:Core sw...

Pls help me i am not getting any clear information about the end of life details about the "Ws-c2960X-24TS-L"Cisco Switch 

Hello, Currently experiencing some issues with layer 2 forwarding between our PE (non-cisco) and CE (C1111P-4P) hardware in regards to transparently bridging. On the prior Cisco 800 series we used, we configured a Layer 3 address on our PE device and...

Interesting problem, I'll try to keep it simple : 1. Two sites in two different locations, interconnected by X-Connect via 6800 links. One site has tens of hosts and some switches, the other remote site is small with one switch and a few hosts. The s...

I recently got four new Cisco SG 350 28MP PoE switches to replace some older ones, and need to decide which switch to use as my core switch.  I currently have a Catalyst 3560G 48-port switch (that has to be returned to a vendor) as my core switch (fo...

We just purchased four new Cisco SG 350 28P PoE switches.  Now, I need to figure out how to connect them to our network.  What is the best way to connect them for redundancy?  Do I connect each one to the core switch?  Do I try stacking them (with Et...

Hello i have a switch Aruba-2930F-24G-4SFP ( Layer 3)  But i have a problem about configuration CLI in HP 1) example in Cisco :interface  ethernet  1 link with switch layer 2 ( DLINK)switch trunk enpasulation dot1Qswitchport mode trunk how i can conf...

I have 6no. of Cisco 2960 switches. 3 switches are joined in Stack 1 and other 3 Switches are joined in Stack 2 with a UTP loop cable connected between Master switches of Stack 1 and Stack 2. The above configuration was working for the past 1 year th...

Hello, I must perform a migration from a 3com switch to catalys 9200 but the 3com has MSTP. The query is, can Rapid-PVST be compatible with MSTP? or MSTP with MSTP is recommended. 3com MSTP has the entire vlan in instance 0. [3COM-Distribution]displa...

I try and read and help people on here, however....Surely there needs to be some sort of competence level before people are allowed to post?I see more and more posts that I just think FFS how have you even got a CCO account?My Cat 3850 won't route? C...

1.What is difference between Media converters,Splitters & Extenders2.why it is said to avoid use of above device in LAN network ?3.Can we connect POE IP phone after use of above device on cable?

I haven't touched Catalyst 3560X/3750X's for a while as they came at an odd time where we had loads of customers with 3560G/3750G series switches already installed and no real reason to replace them.  We have put in quite a lot of 3650/3850 series to...