Switching

hi, can anybody tell me what is the need of 4 pairs of cable in cat 5 while only 2 pairs are use.regardsYamin

What should I look out for in connecting a Cat 4510 with Sup V to a Cat 6509 with Sup720?. Thanks

Hey,I have a Cisco 3500 with 48 port and 2 uplink ports. When i use a fastethernet port as uplink i get the following error:"%SPANTREE-2-BLOCK_PORT_TYPE: Blocking FastEthernet0/42 on vlan 1.Inconsistent port type." and the port is disabled. I tried s...

We want to turn off Telnet access to anywhere throughout the network. And we will like to achieve this via the Switches which is where all the devices connect to.Is there a command that can be used on the Switches to not allow telnet through it at al...

Hi Guys,My issues is this:I have a home office router and a core router. The following is the config. I'm using crypto maps to create it. But there seems to be an issue with the ACLS. I can ping both public IP address but after that, nothing. Any hel...

hi all,in my ASA 5510 my inside network is 192.168.10.0/24. DMZ is 172.16.2.0/24.my antispam ip address i configured as 10.10.10.5/24 and its connecting directly to the perimeter router im updating the anti spam thru nat. now im getting lot of spam m...

Dear All, Our company has decided to migrate from Exchange 2003 to Exchange 2007 messaging system. The network requirements of Exchange 2007 high availability cluster (Continuous cluster replication)as below: The private network connections between c...

Anybody had problems getting the 100fx SFP GBICs to work on 3750 switches. Running current IOS ver 12.2(25)SEE2, the switch reports it as an invalid GBIC and puts the port in error-disabled mode. I've tried 4 GBICs and they all do the same thing in ...

respected sir iam anil bhardwaj Sen Network Engineer in Nahr Group Of Companies at Ludhiana (India). We have cisco 3 layer switch of 3560 series.We face the problem that when we attached our three sun solrise server with this switch then its ports ...

I have an older 6509 with dual sup 2+ and 6348 blades and some old fiber cards. All running on Cat OS. I need to upgrade this to IOS without losing the config. Is there a way I can stage it onto a flash card? How do i roll back in the evnt it fai...

Hi Guys,I have a question about 3750?1.Can I use them in EMI and SMI mix mode?2.If OK, what happening if I put EMI switch as Master,the other SMI as slave? Is Auto Upgrade IOS working ?Thanks in advanced.Peng

Hello, I have configured the 1800 wireless interface however nobody can connect to the SSID. Any ideas,Below you can find the config:aaa new-model!!aaa authentication login default local!aaa session-id common!resource policy!!!ip cefno ip dhcp use v...

Hello,I have a problem to configure 3 vlans , each vlan must have its own DCHP server poolI configured the dhcp server in the router , for the voice vlan (172.16.1.0).Now , i want to configure 2 vlan [ VLAN 1, VLAN 2] in the Switch 3550 , and each vl...