DISCLAIMER**** (lol)OK so in our shop we dont do a lot of redesign so Im having a really hard time with this. Its been a while. Most of the changes we make are firewall changes and trunking. Im having a huge brainfart on thsi.To the point: I am t...
Hi. There is a unicast flood on 3750 killing slow modem links. How to determine source MAC address of flooder?Is there a rate limit feature for it?I know how to block it completely on port-level, but it breaks normal network operation. (when port goe...
Hello,I have been unable to resolve an issue and I could really use some help if anyone has a minute. I have a Cisco 2951 Router and I am trying to set it up to use DHCP and for security purposes I need to use the "IP Access-Group in" command. The DH...
on my Cisco 877W I can change noise margin on the dsl by:router# configrouter(config)# Service internalrouter(config)# interface atm 0router(config-if)# dsl noise-margin <Value -3 to 3>but can't find it on the new cisoc 867vaecan someone tell me if ...
Hi all,I've got a few tank meters on the manufacturing floor and they're designed to work in a Ring or a Line network topology. I am trying to figure out if there is a way to link a Ring or a Line network to my standard Cisco network. Thank you all i...
Hello, I have a DMZ where we currently have IPV4 and HSRP for vlan redundancy. We are looking to duel stack with IPV4 and IPV6. Where can I find duel stack configuration examples using interlan routing with IPV6. My current platfor...
I followed the steps in the cisco docs. I have to remove the config but can't access the gui as I do not know the ip address of the switch. This is what I tried:I disconnected and reconnected the powercable while holding on to the setup button unti...
Have someting strange happening. Have a VLAN, we will call this subnet 1 VLAN1. Have a remote network that a device on subnet 1 needs to get to.The device on subnet 1 is a NAT'd VPN box. On one side is a private network, we will say 192.168.x....
Hi All,I have a network with multiple VLANs, all being firewalled on an ASA 5520. I want to be able to share drives and printers between subnets, yet even when I place a permit ip any any rule in both firewall policies, it doesnt work. It works fine ...
good day guys,I need your hints to create a correct network topology.what I have ? three cisco devices:1. router 877W (with POTS internet access)2. switch SG-5003. Access Point Aironet 2602iwhat I expect:a) to have 4 VLANs on my switch (home, monitor...
I have two like switches in a stack (WS-C3750G-48PS 15.0(1)SE2 C3750-IPBASEK9-M). Switch#1 is the master and is the one that needs to be replaced. Can I force Switch #2 to be the master, then power down switch#1, remove switch#1, insert the replaceme...
I have a quick and maybe silly question. I have a three 3750 switches. They are currently uplinked via gbics. Two of the switches have four spf ports for gbics. Are these port to be used exclusively as up links or can other devices use the ports such...
Cisco StackWise 50CM Stacking CableHiIs there a stacking cable that is "bent"?Im using this cable:"CAB-STACK-50CM", "Cisco StackWise 50CM Stacking Cable".But it takes up to much room in the back of the switch, is there such a thing as "bent" stacking...
I had an oops with a recent code upgrade on our 4510R+E Sup7 routers. I successfully upgraded from an older crypto version of code to the latest non-crypto. When trying to correct this (as no one should want to use telnet for remote access rather tha...
