Switching

Hi All. Indeed, my guys had informed me about the failure of one of the RSP720 modules on our 7609 chassis. We suspected on Temperature of the site and check the Temp. of our routers. You may find them as below (e.g. module5 which have RSP installed ...

I have a dark fiber loop. I have a 6506 at the core and 3750 layer 3 switches at remote sites. I would like to close the loop so that if I have a fiber break, traffic can route back around to the core. If I have two GBICs - one going in each direc...

If use IOS 12.2(25)SEE 4 on catalyst switch 3560G or catalyst switch 3560 or catalyst switch 3500 series XL , is it all the configuration command can work on these 3 switch?

Refer to the graphic. Host A is communicating with the server. What will be the source MAC address of theframes received by Host A from the server? e0 e1 #Host A--------router---------server A. the MAC address of router ...

Hi,I have 3750 aggregation switches as aggregation layer to connect 2 access router to Core router. 3750 runs e etherchannel from to Core with 2 1 gig link I have src-mac based loadbalanced method used in 3750 and what I see that 3750 use only one ...

Hi Folks, Recently we migrated from Hybrid to Native IOS on a 6509 with a Sup720-3B the current image is 12.2(18)SXF15. My question is regarding ISL trunking and cdp information. We have a small number of switches (1900's) that will be replaced in th...

Dear All,Please help me to solve problem as below!!!I had Cisco switch 3560 and i did inter-Vlan on this switch. So i was create 3 vlan( Vlan10,20 and 30) and was configure access-list all 3 vlan .let me tell u what i want:1.On Vlan 10: Vlan10 can ac...

I have a cable that is not labeled and when I unplug it from the computer I want the switch to tell me that the port goes down and when it is plugged in I want it to tell me the port came back up. I then can tell where the cable is pluged in. This ...

I have a server acting as a dhcp server connected to a 4506 core switch. I have closet switches (3750s) connected to it via fiber (trunked). I would like to give those switches ip addresses via dhcp. So I setup a dhcp reservation with the MAC addr...

Hello,below it output from Sup720 on 6513 Catalist (native).Does anybody know what the first line stand for? "Port manager per"it shows some numbers when CPU goes above 50%, shows almost nothing when CPU is below 20% sh proc cpu sorted CPU utilizati...

Hi all, can anyone tell me in the UK, DO BT use RG59 coax ?

When populating the uBR7111 flash card with IOS (12.3), the TFTP operation from PC to flash-card is correct, or is a copy/paste operation from PC hard-drive to PCMCIA card allowable?

Hello all,I'm looking to set the reference bandwidth on all my OSPF devices to account for 100gb links by using the router config commandauto-cost reference-bandwidth 100000. Unfortunately, the ASAs in my network don't appear to support this command...