Hello Everyone, I have Cisco ASA 5520 4GB RAM 3GB Flash memory. Before I bought the device to seller upgraded the IOS to 9.1(7)13, which I think, is an interim (Beta) version. I have since discovered bugs in this version of IOS. How can I down...
Forum Posts
Hello, I entered the command 'aaa new-model' on this switch and it unexpectedly, suddenly rebooted. Is this a confirmed bug ? 4900A - firmware '12.2(53)SG10' Thank you for any information.
Hi All, Can somebody share their experience or knowledge of best solution for redundancy for two 3850 switches at core? Customer has existing 3850 48(with ip services ) that he wants us to make redundant. Is hsrp the only way? Moreover, cust...
I'm assuming many others out there run MACsec on the 3560-CX, however I'm totally frustrated and unable to get a stable link. Between two identical units, the link establishes just fine and CTS/MACsec appear to be working. If I `show cts` `show mac...
For my home lab, I just purchased the above referenced EtherSwitch module. I get this pertaining to the card on boot: Press RETURN to get started!*Oct 14 14:58:22.307: %PA-3-NOTSUPPORTED: PA in slot1 (Unknown (type 65535)) is not supported on this ...
I have been wondering for a long time how the IP Packet will traverse from end host to a L2 switch to next hop and another routers and finally to another end of a host. What is the source & destination IP address,MAC address along the traversal of ...
Hi, This is Chandramouli, we have been cisco 3850 switches in stack with IOS version of 03.03.03SE, Now I want to upgrade the IOS of lattest version. Kindly suggest which version is suitable to upgrade IOS. Thanks & Regards, Chandramouli
Hi, I am facing issue with third party poe devices,After reboot the switch the device not working switch is 3780 Thanks
Resolved! can't get to internet
I have a small cisco lab consisting of an 8-port 3560 switch, a 2851 router and a cisco POE WAP, which I have set up for my CCNA studies. A few weeks ago I was able to get it onto the internet with no problem, however I took it back off to reconfigu...
Hi, I've been doing some remote packet capture on a CISCO1941/K9 , on the capture noticed no mac-addresses. When I do the below , the router does not seem to have a 'match' feature. AAA_R01#monitor capture buffer AAA ? circular Circular Buffer cl...
Hello, with SNMPv2, I would restrict access using an ACL (myACL) via the command 'snmp-server community precision RO myACL'. How do I achieve the same thing with SNMPv3 or is it not necessary due to SNMPv3 using a username and password ?
Resolved! nx-os vcp peer and vlan int
alright so I am falling on to this network and I have never messed with a NX-OS switch the are VCP peered, now my question is do es one switch only need the int vlan or both switches need to have the int vlan of all the vlans, this is weird to me for...
When switch receives unknown unicast, it will flood it out all ports except the receiving port of the frame. 1. How this is happening? 2. This will flood with a destination mac of FF:FF:FF:FF:FF:FF ? 3. And packet will not flood to the port where the...
Resolved! VSS- 6504 E
Hello Guys, I am using two 6504E switches and want to configure VSS but i have some confusions. I am following cisco Documentation. https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SX/configuration/guide/book/vss.pdf And go...
Have a Cisco 3750 with a bunch of VLAN's configured for our vmware esx environment. If I plug in a client (esx ot windows) and make a DHCP request, the client never get a address. Have put a sniffer between host and swicth and reguests is seen but wh...
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