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Hi,We all know about preventing outgoing BPDUs in users ports using the BPDU filter command and, we also know how this command disables STP in those port where applied, leaving this ports unsecured against STP attacks. So, how can we restrict these o...

Hi,   We have a Cisco RV325 serving as a VPN server in our office: WAN1 is connected to our store and WAN2 is connected to the broadband router installed by the ISP. The router was working fine under firmware 1.3.2.02, without interruptions or flaws ...

frds by Level 1
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In our network we have some catalist switches.On one of the switches (an 2960) we have connected the servers (most with teamed 1Gb LAN interfaces).Another switch (an 3550) has 1Gb fiber links to the switches in the rest of the office. To increase ban...

Hello everyone,   i have the task to upgrade the Firmware on our 3850 from 03.07.04 to 16.6.4. Can I just do the update like that or do I have to switch to another version first?   I want to upgrade it via Prime Infrastructure but when i try to distr...

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Lee-Roy by Level 1
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Hello All , I have loaded new image 15.2 on WS-C2960S-24PS-L and its booting with the image fine . Only thing is in Bootldr in show ver I still see 12.2(55r)SE image . I have also removed the 12.2(55r)SE image from Flash but still I am getting 12.2(5...

I have a  6509 with 2 sup720's configured with redundancy. I have not been able to find how the network interfaces on those two modules should be connected.   Do both modules just have the same connections? i.e. if port1 on sup720-1 is connected to t...

cisco by Level 1
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This question is linked to my main question here and is to help me try and break down where I'm going wrong with my experiment. Below is an image of my experiment: My question is: Should Test Laptop 1 be able to ping Test Laptop 2? My understanding i...

Experiment-no-ASA.jpg
Jean Milne by Level 1
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We're have a handful of remote sites using 2960X's and running auto qos.  They connect back to us over a provider / Ethernet service through a local company.   The CPE switch they have us plugging into is a Gig interface and our switch has a Gig inte...

I have configured SVI vlan 50 and 51 in switch as gateway and 50.2 for firewall interface . When i try access internet from vlan 50 i m not ableto access internet with 172.30.50.1 as PC gateway . When I changed to 50.2 as PC gateway i m getting inter...