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Forum Posts
Hi everyone,I am banging my head against the wall on this one. I am writing an Ansible playbook using NETCONF that retrieves a list of interfaces that have an ACL configured and then using the XML response, create a new payload that removes the ACL. ...
Hi All, I been hit with the below error while trying to upgrade Cat 9200 Bundle mode to Install Mode from Version 16.12.x to 17.06.x and appreciate any input Please find the error below Switch# install remove inactive install_remove: START %INSTALL-...
Hi all,I am facing a little problem here, first let me introduce that I am a beginner in networking studying for my CCNA, I recentely bought a Catalyst 1000 to have some fun testing stuff and I now would like to use it as home switch.What I am trying...
Dears, I am looking for a way to achieve one-way communication on an interface, where I block all incoming frames and only allow outgoing frames, at L1 (I mean that I want to block any RX and allow only TX)ACLs, for example, are higher-level implemen...
Hello, How to configure IP routing on switchCisco WS-C3750G-12S-S Catalyst
Hi All, I am fairly new to Cisco networking so please bare with me - this might be an easy question for someone :-) In my company, we are running a Cisco router 887VA at one of our sites. The router is only providing a basic internet connection. ...
Hi,I have 3 ports going to a cross domain solution on our network. The ports are configured as an access port with a vlan. Currently these ports do not have "ip verify source" configured on them. This would be a "finding" for validation checks. I und...
I have two NEXUS 5672UP switches. They have the mac address-table aging-timer set to 1800 If you run the show mac address-table vlan xxxx command the age column either shows 10 or 0 My question when the age-timer reaches 0 is the mac address dropped ...
OK all I have a problem I have two 3750x switches both doing layer three routing. Switch A we will call DC core. It has several vlans configured on it. the vlan we are looking at is vlan222 it has an ip address of 15.222.0.1 and .254. subnetmask 255....
Resolved! 9300 Stack
We have stack of 3850 switches and planning to replace it with Catalyst 9300. Anyone can help with replacement process? What should be the replacement strategy? Should i connect all switches in stack and copy the running config?
I knew we can stack physical switches into a Logical switch.But i don't know which switches are stackable? And how to know they can?If you know, please share to me.Many thanks.
When we ping Host A from Host B and we are getting average ping response as 50 ms means on average, we can reach to Host A at 25 ms from Host B. Ping gives result as ICMP request + ICMP reply,Right? i.e. Round trip time (RTT)
Hi Need some help with HA setup of WAN switches. Problem is with CPE modems unable to exchange vrrp over my WAN switches. According to ISP support:"In VRRP, usually there is the Master (primary) and backup (secondary). But from configuration status i...
I am installing a stack of five C9200-48P switches and have two issues: 1- although C9200-NM-4X is installed in two of these switches, I cant see it in the output of "show module". Is there any command to verify the existence of this module? GAASW02#...
Resolved! upgrading switch 2960 with 9200L switch
I'm upgrading 2960 switches with 9200L switches, can I copy the config from the old 2960 switch and paste the config to the new 2900L switch? would that work?
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