Switching

Has anyone found a way to avoid a PC getting switched into a guest vlan when the power save goes into sleep or hibernate mode? I have the ports on the 4506 with IOS 12.2 enabled with dot1x and guest vlan capability. When a connected PC goes into s...

what is the idea behind an "ip unnumbered" interface. I know it helps conserving addresses on the network, but when should it be used? Here is what I did:int loop 1ip add 192.168.1.174 255.255.255.248int vlan 1ip unnumbered vlan 1...I did it in hope ...

I have a 48 port module with 12 ports failing, I just received a new replacement module (thank you support contracts). I haven't removed the old module as 36 ports are still in use. I have an open slot and installed the new module there. The ports...

Hello!Kindly;can some one explain the Content of this Ip access-List,and how i get Familiar with this Entryip access-list extended ACL-ACL permit tcp 192.168.128.0 0.0.127.255 10.10.100.0 0.0.0.255 eq 80 permit tcp 192.168.64.0 0.0.63.255 10.10.100.0...

I would like to configure my 4510R to allow only MACs that are in the current table to reauthenticate into their current vlan, and any MACs not in the table to be pushed to another VLAN (i.e. new computers, personal computers, etc)Is this possible?

Hi all,I have a question about the Catalyst 3750-E Series. This switch has 24 ethernet 10/100/1000 ports and 2 x 2 10 Gigabit Ethertnet UPLINKS.What is the meaning the 2 x 2? How many the UPLINKS SFP of 1 Gigabit I could to use in these switch (3750E...

Hi, I just got and configured a Cisco 831 router. The IOS is 12.4. The router is connected to a DSL modem and goes to internet. The problem is, from PC in my LAN, only some web sites can be accessed, like google.com. Some web sites cannot be opened,...

Dear all,I have many DHCP servers in different subnets. They provide ip using mac-bindness. I wanted to centralize my DHCP servers. I configured router to be a DHCP relay agent using cisco 3750 layer 3 using " ip helper-address <dhcp address> " stu...

I have a 3640 that's running enterprise plus (c3640-js-mz.124-17.bin). The config is as follows:interface Ethernet0/0 ip address 192.168.36.1 255.255.254.0 load-interval 30 full-duplex!interface Ethernet0/0.1 encapsulation dot1Q 1 native!interface E...

HelloI'm attempting a dial up backup from a 1811 cisco router. From the debug it seems that the router places the call and it says on the interface that it was a successful call, but i get nothing on the other router that has to be dialed.On the debu...

Hellodo we need this Config inder the interface vlan 165?interface Vlan165 description "x-y-z" ip address x.x.x.x 255.255.255.0 no ip redirects mls rp vtp-domain Test mls rp ip

I am wondering what would occur if two 3750G switch stacks were connected together via two pairs of SFP ports.The ports were configured identically as VLAN Trunks with the same vlans allowed on all trunks.In addition if the ports are made members of ...

Hi!I've got 1841 series router with IPbase IOS . I've two Internet leased lines coming from two different ISP. First ISP giving me Ethernet termination which is going to my routers fe0/0. second ISP is giving v.35 termination which is going to my ser...