Hi,I have a closed REP ring with administration vlan 10. I am just wondering if I change native vlan from current default vlan 1 to a unused vlan, eg 2 and not permit vlan 2 on trunks will I lose the ring or cause any outage?Thanks.
guys,i have one router, 2 cat 6509 and 2 nexus 7010 running on multiaccess network. The router or cat 6509 unable to form neighbotship with nexus. it just stucked at exchange process. I have tried without authentication, ospf priority, int wont help....
hi!how can I kill vty session on 3560G if user not logined?sw#who Line User Host(s) Idle Location 1 vty 0 idle 11:23:17 host-xxx.net* 3 vty 2 user idle 00:00:0...
I have a 1941W that has a connection to my ISP (Gi0/1) and another connection to a remote lab (Gi0/0). Everything is working fine how it is setup. All my traffic from my internal networks can access the Internet and devices on the 192.168.201.0 /24 c...
I am working on a backup system for my WAN. Verizon quoted the HWIC-3G-CDMA-V to work with my Cisco 1721 router. I have a bunch on these routers on a shelf and thought I would use them for the 3G network. Looking at the Cisco web site it does not lis...
Hello, We have two 3560G-TS-E running 12.2(35)se2, configured as HSRP. Both are running ntp config "ntp peer 210.72.145.44" and it's pretty well that they get the correct time. Yesterday I upgraded the second device to IOS 12.2(58)se2 and ntp doe...
Hi,Can anyone explain what would happen in the following scenario2x 3750 are configured in a stack and they have uplinks to the core switch.when both the stackwise cables are disconneted, will the servers connected to the member switch still have con...
Hi all,I am looking into bringing MetroE into our data center. I currently have a 3845 router and would like to find out if it can support a 300-500M MetrE link. Also would you recommend a router or a switch that can handle 300M - 500M MetroE link ...
Hi folks,I have a problem that I cannot find out a good solution.This is the topology:Company-A send a route 10.4.0.0/16 to Our Domain through BGP. Some prefixes of this network should be learn by the Company-B.The problem is that the Company-B don't...
Hi,could anyone point me in the right direction. not too catOS savvyI need to get the mac addresses and ip addresses off a few interfaces to which servers are connected to on a 6500 catOS switch. could point me to the commands i can issue to get thes...
Hi,Stange problem which I encountered today, I have a Cisco 2960 which is connected to a netgear. The switch started showing itself in CDP and was running STP. I checked the cables physically today and noted 3 uplinks to the netgear, all port on the ...
Hello,I was previously using SDM for our Cisco 2811, and this past week installed CISCO Configuration Professional so I could have access to a bandwidth/traffic monitor.I have successfully started the monitoring service and monitored traffic from wit...
ciscomoderatorhi all.in my networ switch 3750 shwon like this can any one explain me about thisswitch: versionC3750 Boot Loader (C3750-HBOOT-M) Version 12.2(25r)SEC, RELEASE SOFTWARE (fc4)Compiled Mon 20-Jun-05 15:03 by mylswitch: bootLoading "flash:...
