I have a problem in my core switch 4510. my problem is when POE enabled on port , the port will be down. After I disable POE the port is up I want to know the cause of this problem .....
Hi,I am planning to use above switch for my project.Please let me know the exact power consideration for this switch.[ 27W (AC) or 130W (AC) (100V x 1.3A) ] Power Consumption = Volt x Current.I have below two snaps from your site, hence got confused ...
Hello everybody!Can someone help me out please?I have two 3750g switches in an IDF rm. Switch 1= 48 port switchSwitch 2= 24 port switchI have the IDF copper uplink coming in a copper port (trunk mode) in switch one.I then have a copper uplink going f...
Dear All,I am looking at purchasing a switch to be used in a small iSCSI environment. I need the switch to support "Jumbo Packets" which this model does support, but what else do i need to consider? Flow Control, Storm Control, LACPIs this switch sui...
When the information is not big enough, then it automatically make it as big as the minimun. Why is that? Why no letting the size less than 46 Bytes for example?
Hi,I m unable to create vlan id such as(256) in one of our cisco 3750E, IOS 12.2(53r) SE2. The exact error msg is as follows:"VTP VLAN Configuration not allowed when device is not the primary server for the vlan database".The switch shows 'Server' in...
Hi,looking de logs of a 6509 that has etherchannel with access switches (juniper) y found this logs:Oct 4 16:13:11: EthChnl-MP assert failure: afb_primary: ../switch/pagp/lacp_switch_snmp.c: 127Oct 4 16:13:11: -Traceback= 41D36810 41D42044 41540FA4...
Upgrading an old 6509 running CatOS to a new 6509E running IOS 15.0SY. The switch is a core switch that does not have any phones plugged into it but does support voip traffic across the enterprise. The qos on the switch is as follows#qosset qos en...
We have a server with dual NIC cards I want to configure for redundancy to our 5505 router. Reading online though the router has no support for EtherChannel or LACP. What are my options here for a proper redundant network link? If I configure LACP on...
HiI am having three switches. My Sniffer is connected with my Core Switche port 11.I am having 1 core SW, 2 Access SW.CoreSW --------------Trunk--------------->AccessSw1-----------------Trunk-------------------------AccessSw2.I am trying to configure...
helloMy network profesor, asked me that question on the class and I couldnt answer it. He asked me if is possible to send a package to all the ports as unicast packages? I would like to know de answer.
FIPS: Flash Key Check : End, Not Found,FIPS Mode Not EnabledI used this code: cat3k_caa-universalk9.SPA.03.03.01.SE.150-1.EZ1.binWhat am Idoing wrong here? will this effect the switch? I havent seen this error before and a google search isnt very ...
Ok Cisco community, I'm running out of ideas on this problem and I could use some direction. I have a scenario where hosts will stop communicating with other hosts on the LAN. For example with a web server, the first time a webpage is rquested the pa...
If the answer is yes then what are the adventages and the disadventages of doing this. I've proof this with real switches and configuring the ports as trunk with a pc and the pc can ping other pc that are on the same Vlan or configure as trunk. I wou...
I want to know if my idea behine adjacencies in OSPF are correct. In a broadcast multiaccess network, is the calculation 2n-3? This the the way I came up with the formula:With a DR and BDR on a network consisting of n (>=2) routers, there are 2n-3 ad...
