Hi,i found message in IOS software downloadthat IOS cat4000-i9k91s-mz.122-25.EWA11 found serious issue?What IOS recommendation to replacement that IOS ?Currently i'm using cat4000-i9k91s-mz.122-25.EWA11 in C4507R.Regards,Lian upgrade
In one of our schools we have multiple Cat3750 stacks. Recently a student/teacher plugged an ethernet cable into two wall jacks and created a physical loop on one of the switches in the stack. When this happened all traffic leaving/entering the sta...
My company acquired some equipment from a company that went bankrupt due to fraud. The FBI took all the servers and computers, but my company was given the remaining contents by the court, which includes several switches and routers.I'm fairly sure ...
Has anyone here configured the new NEXUS switches?How different are they in terms of operation, functionality, management and configuration from the Cisco Catalysts? Are they much different than the Catalyst Series?For example, how different is it to...
Hello,platform: WS-C3750E-24TD 12.2(44)SE2 C3750E-UNIVERSAL-Mrunning ip multicast rounting (for service iptv)...multicast source work ok and sending to multicast groups all ok!test lab is:my pc (vlc-player)<-vlan53->sw1<-vlan5->sw2<-vla...
I'm in the process of designing a new switching environment, I've attached a diagram, and was hoping to get some ideas on building redundancy while leveraging all available bandwidth on redundant uplinks. I thought about using MST from the access la...
I am attempting to determine how entries in a standard ACL are actually added to a router's config.I have read that the ACL statements are entered into the config in the order that they were typed, or that they are in a descending IP order, but I hav...
Trying to upgrade a Nexus 7000 from 4.1(2) to 4.1(5). Used the install all command. After install, errored out only on CMP's. Reloaded CMP's, and they cannot get back online. The status light is orange. CP's are fine. Suggestions?
Hi,Has any one configured sub-Interfaces on 3750 or 3660 switches. I see the command is there, but the switch will not take the command. Here is the part number for one of the 3560sWS-C3560G-48TS-SThanks,Reza
I have a rather infuriating issue that I can't seem to resolve. I have a 4-router setup in a lab:R1-----R2-----R3-----R4I have R3 and R4 configured to tag packets as IPP3 and IPP4, respectively, when they ping R1.To test this, I have a policy-map on...
RSPANCustomer has bought voice recorder software, and would like to capture.viop traffic from vlan 10 and vlan 20 Please see attachment.Q. How do I configure Rspan on the edge and core switches to cature the voice traffic.Q. Will the voice recored se...
I have a problem with PS2 being disabled in a 6513. The system reports that PS2 has a different capacity from PS1. But I know the two power supplies are the same model, and replacing PS2 does not solve the problem. Has anyone come across anything li...
We have the IP-helper statements on our VLAN interfaces of the 4507 core, configured for DHCP; our "dhcp" server is also our DNS/active directory server. Also in our global config, we have "no ip forward-protocol udp netbios-ns" and "no ip forward-p...
I am running with 4 core switches of 6509 with fibre connectivity having two different sites. Each site is having two core routers.One site ( A ) does have CISCO IOS version and does not have any problem but other side (B) running with CAT-os has hug...
Hi,I have one router (CISCO7609-S) and had configured one port channel with 2 Gig interfaces.when I put no shutdown the second interface the BGP sessions fall down by timeout after 3 minutes(BGP flapping).The interfaces are in the same module.Version...
