Switching

Hello everyone,  I have a question that is perplexing me.  Yesterday we had what we believe was our first 2960s failure after our refresh of of all our edge switches.  When we got to the switch it was Flashing orange on the left side for status and t...

I  have issue with Cisco Router 2801's Console Port. My student was doing a  lab and he said during configuration, Console Port stopped responding.  He was in middle of configuration, so now at present, only telnet is  able to login on "R2>" user mod...

Greetings all! I have an Aironet 1142 WAP in autonomous mode with inline power that I would like to connect to a SFP module to make use of the 1GB link capabilities. The switch is a 3560 V2 series PoE-24 with a GLC-T 30-1410-03 B2 V03 SFP module. ...

. my router cannot ping to host but ican ping to this host by pc in same network iwant to know reason this problem Current configuration : 5188 bytes!! Last configuration change at 22:03:12 gmt Thu Jun 2 2016 by admin! NVRAM config last upda...

9(Dears, I have two floors in my company first floor (site A) has two Core switches 3750 configured with HSRP (Active and Standby) HSRP is working fine, once the active core goes down the standby became active one, the other floor (Site B)is same has...

I am currently using 2 x Catalyst 3850-24XS-E switches to provide 2 x 10G interfaces for a pair of 8510 wireless controllers. Which are then running 2 x 8G portchannels to 2 x 6509 cores The reason is there is no 10G connectivity in the core. My ques...

Hello, I have a problem configuring multiple VLANs on my 1801w. I don't have any issues with current config where only native VLAN configured. Need to configure 3-4 VLANs. Any help would be greatly appreciated. configuration... ... !ip cefno ip dhc...

Hi,  I tried to find an answer for this but could not find any post related to this.  What if Im told to check the reason for the spike in the graph from the monitor tool that is showing a high peak traffic and they say it might be related to the i...

Hi  I know OSPF operation, I have done configuration many time. I would like to know what is hierarchical network design in OSPF, 1. why do need that ?  2.How to design that ? 3. If not have hierarchical design what happens? Please answer.

Hey all! I've just started with networking and was wondering how you know if the device you are working on is a router or a switch. Do you show version and look up the model number on google? I have had some confusion because I know there are some L...

I am confused a little with the way access lists work when applied to multicast traffic. In different documents the examples for configuring multicast boundary (and the range of group addresses advertised by RPs) are showing at least two ways of appl...