We have two 3750Gs setup with HSRP that we're seeing the below message on. Pretty sure it's because HSRP messages are not getting shared correctly between the two but don't know why. 105331: May 11 16:29:48: %HSRP-6-STATECHANGE: Vlan114 Grp 1 state ...
iOS 16.3.6 Denali, with ISE 3.6 patch 6 (in monitor mode)#sh license feature-versionFeature Name Version----------------------------ipservices 1.0ipservices eval 1.0ipbase 1.0ipbase eval 1.0lanbase 1.0 I have created a PACL to block all multicast, an...
We are currently installing a vPC pair of nexus 9K switches as TOR switches for a VDI environment. These switches will be vPC paired and connect to the core 4500-x VSS pair in another CER. How would I configure a port channel from the TOR nexus pair ...
Hi, Please take a look at my basic diagram. I have (2) layer 2 circuits form 2 different carriers connecting my catalyst 9000's in two different datacenters. Currently, one is active and the other is in standby mode via being blocked by STP. I am ...
Greetings! I have several 9300 series switches running IOS XE 17.x that forward SYSLOG to a central logging server. We recently stood up another logging server for HA/redundancy, but an issue we are running into is log duplication. I know that with R...
Instead of VTP , what protocol can be used for non Cisco switches?
I have been playing around with MACSEC to encrypt traffic between two switches - a C3560X running 15.2(4)E10 and a C3560CX running 15.2(7)E6. The configuration is very simple; on both I have this configured on the interface: cts manual no propagat...
Hi, We are trying to automate IOS upgrades. We can copy over the new IOS and reload the devices with SNMP, however we haven't been able to find a solution to replace the install commands. Does anyone know an SNMP alternative for these 2 install comma...
When I log on to my Cisco switch via a browser, following the express setup instructions (after boot up is complete, hold exp. setup, exp light blinks green, port 1 blinks green, all wireless clients disabled, proxy servers disabled, plug cat 5 into ...
Hi Everyone, I have a project for my university to design a VLAN but unfortunately I got in pc Configuration: DHCP failed APIPA is being used.Can anyone help me, please?I attached the Project in Packet tracer if someone wants to check
Hi, I have 2 ports (port 47 and Port 48) that are both in the same ether channel and are trunk ports. I have 2 vlans which are vlan 47 and vlan 48. I would like that only vlan 47 is allowed on port 47 and only vlan 48 is allowed to pass on port 48 ...
Hi all,Is there any command that i can use to delete the IOS from 3 stack switches at same time?I can do it manually one by one but curious to know if any command exists?ThanksMAhesh
Dear Experts, We have a catalyst 9200 switch and a bare metal server connected on it. We have configured the spanning-tree portfast on a port. For the last 3-4 months it's been working fine but firm last week it's not performing well. interface proto...
Implementing Duo 2FA across a variety of IOS switches. Some work without a hitch, some hit a problem after successful Duo 2FA authorization/authentication.Using a AAA login server group definition, that falls back to local if RADIUS server cannot be ...
Regarding the port-channels, should I enable root guard on the individual interfaces that make up the port-channels or on the port-channels themselves?
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