Switching

Is there a way to allow 1 vlan to get addresses from a superscope with multiple scopes in it? Vlan 101 - default gateway is 10.0.101.1 I want to have a DHCP superscope with 10.0.101.2-250 and 10.0.105.2 - 250.  I can create the superscope no proble...

Hi guys, I have interface Bundle-Ether1 ipv4 address 177.x.x.x 255.255.255.248 ipv4 address 177.y.y.254 255.255.255.0 secondary ! interface Bundle-Ether1.1349 ipv4 address c.c.c.c 255.255.248.0 encapsulation dot1q 1349 ! We're seeing arp-requ...

Can anyone tell me the MAC learning process is implemented on the ingress or egress board on Cisco 7600 series?

Hi Guys in VRRP  the preempt is enabled by default ,so shall we disable on the backup device , what mess we got if  we didn't disable prempt on the backup thanks  

I have 2x 1941's in my home lab with one client on each router. no net connection. I can ping from 1.10 to 2.10 but not the other way around. Any ideas? this is driving me nuts. I can ping all the way to gi0/1 through both s0/1's R1 has a W10 client ...

hi everyone..... please i need a help to secure my switch, how i can deny connect any access point ( any vendor ) to cisco switch 2960. i want just use all port for pc or printer, not allowed to connect any things else. if any one try to connect...

Aloha!  I have a Cisco IE 1000 (industrial grade switch) and would like to set the default "Admin" account password but it says I can't do it because I didn't enter a username, and that's because it is grayed out, so you can't enter a UserName.

Hi forum,   I have one router 2921 edge router connected with two internet connections: Internet connection (1): ADSL. (Dynamic IP) [ Intended to be preferred over the DIA ]Internet connection (2): DIA. (Public IP) [ intended to be a backup for the ...

Hi folks, I've been working on this issue for two days now and I can't solve the issue.  I've looked at the following pages: here and here, but I can't seem to get port forwarding working. My issue resembles the one in the following diagram (from t...

Hi Guys, Anyone experience before connecting both the Cisco 3750x and Cisco 3850 via SFP module? I assume it shld be plug and play without any futher configuration on the interface, in fact the interface is performed no shut already but show down st...

How can i change the ip address for eth0 and eth1 of the DCNM server after the installation is completed? For example, during the installation, i set the eth0 to 192.168.0.2. after that, i want to set 192.168.1.2 to the eth0. how can i do? it seems l...

Hi everyone, I have a question and I was unable to find an answer using google-fu, so I need a Cisco Master who might help me answer it. I need one more 10G interface on my ASR-1001X router, and I know there is a SPA module for it (SPA-1X10GE-L-V2), ...