Hello everyone,,,I have 2960 switch and i can't access it using my console cable .I can access other switches in my network ( 3560 & 2960 ) but i can't access only this switch.may be the console port in the switch damaged? or it's a bug ?? !!! althou...
Forum Posts
Resolved! IRB
Hello,Is it possible to handle more VLANs with IRB. Because as I have seen BVI interface doesn't support subinterfaces, and VLAN tagging. I would like to have on fast ethernet 3 VLAN-s and ip address coresponding to those VLANa. Is it possible with I...
In summary, I work for a company that has sold a branch. We have to transition production network gear to the new owners while it's up and running. I have put together a process and some config scripts (let's focus on switches) to run for the transit...
Hi all, I need help here, from between AP ports and between up link to AP ports for example port Gi2/0/45 and port Gi1/0/23 vlan 993 is flapping %SW_MATM-4-MACFLAP_NOTIF: Host 181d.eac8.7783 in vlan 993 is flapping between port Gi2/0/45 and port Gi1...
I am looking to upgrade the WS-C4948E-FS switch from version 15.0 (2) SG8 (cat4500e-ipbase-mz.150-2.SG8.bin) to recommended version 15.2.4E9, but I am not shy about release notes from version 15.2 .4E9, only from version 15.2.4E8 down, can you tell m...
Hello everybody, our campus network is completely based on Cisco technology, access switches are mostly c2960x-48ts, firmwarec2960x-universalk9-mz.152-4.E7.bin. Small number of computers (10-20 out of more than 1000) generates lots of LINEPROTO-5-UPD...
Resolved! Cisco ESR 5921 not starting
I am working on standing up a Cisco ESR 5921 on an Ubuntu server. I followed all the installation procedures and directions correctly, but when I start I receive the following error: root@soft-router-test2:/opt/cisco/c5921# ./c5921-swr-init.sh sta...
I just install the module (C3KX-NM-10GT) into switch 3750, but it doesn't work. I could not see any light at front panel when I connect an Ethernet cable to its port. Do I need type a command to active it in switch3750 ? Thanks for help!
Hello everyone, we have Switch 3750X-48PF-S and module C3KX-NM-10GT. IOS 15.2(3)E UNIVERSALK9. 2 ports 10GB Twisted Pair, but both link down when connect cable.Maybe module need initialize before usage.Can you help me?
Hello Experts, We have environment where we have the core switch on Cisco nexus 7000 connected to server farm and it has below mentioned server subnets, On Coreserver - 172.16.101.x. - Apps Type Xserver - 172.16.102.x - Databaseserver - 172.16.103.x ...
Hi,On my different switches (c2960s, c2960x, c3750x), I have this Qos : policy-map PM_QOS_MARKING_ACCESSclass CM_CIMPA_REALTIME_VOICE_TOIPset dscp af31class CM_CIMPA_REALTIME_VOICE_SKYPEset dscp af31class CM_CIMPA_PREMIUM_VIDEO_SKYPEset dscp af31cla...
Hello therewe have bought a cisco 9200 switch and intend to have vlans created on it.we also intend to have this switch as the core switch of the organization. i am not able to ping any devices on the vlans. however show arp gives me ip addresses of ...
Hey There. Looking for some guidance. Trying to refresh and re-learn vlan's on cisco gear. there is something i am missing as only vlan 1 will get internet, the rest, nothing. intervlan routing is working as i have enabled the ip route and DHCP is wo...
I'm struggling to find documentation that outlines the steps needed to migrate from dual sup 2Ts to quads in a 6807 VSS (no code upgrade; just hardware addition). I expect code 15.5 to be on the device at the time. Any suggestions? thank you
Resolved! Input and CRC errors
I am experiencing a high volume of input and CRC errors to the point that my ports disabling and enabling themselves. These are two Ten gig ports that are port channeled to a layer 3 switch. Is there a way to prevent this errors? I've already swapped...
