dear colleaguesi am with a doubt, about a question of the book CCENT/CCNA ICND1 of the author Wendell Odom third edition as depict: 5. PC1, with MAC address 1111.1111.1111, is connected to Switch SW1’s Fa0/1interface. PC2, with MAC address 2222.2222....
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Forum Posts
Resolved! Port Security errdisabled problems
Hi, I am having troubles with a switch stack that has ports that keep becoming errdisabled due to port security. Each switchport is connected to an Avaya phone which is then connected to a laptop, so there should be only 2 MAC addresses being learn...
Hi, I currently have BT Home Hub with a DMZ and port forwarding configured. Unfortunately, the home hub does not have the capability to configure rules based on source/destination IP addresses so I need something that I can configure ACLs on but, s...
PTP fellow admins. Need some advise on the attached set-up tested in PT.Just to give a heads up, the design's goal is to implement security across the entire network by enabling dhcp snooping to address rogue dhcp server/s in a big enterprise compose...
Resolved! How to show flows of specific IP ranges
Hi,Is there a command that shows flows of specific IP ranges from my flow exporter? I tried #show flow exporter <exporter name> statistics and it only showed me all successfully sent packets. I want to verify if my exporter sends flows for specific I...
Hi Team ,I have ISR router running "isr4300-universalk9.03.16.04b.S.155-3.S4b-ext.SPA.bin" below are the vulnerabilities found can any one suggest the solution for the same. CVE-1999-0524 -- ICMP Timestamp Request
I am planning on replacing an amount of WS-C2960S-48FPS-L switches in out environment. My basic plan is as follows; 1. Upgrade new switches to latest recommended software 2. Install stack modules where appropriate 3. tftp the config of the existing s...
Resolved! EIGRP internal tag
1. Does anyone know in what IOS version EIGRP internal tag (0-255) support was added?2. What happens if these tagged internal routes propagate through EIGRP hops that do not support EIGRP internal tag, is the tag retained?Thanks
I am tying to sync my nexus with ntp server. I am able to reach ntp server and also through management vrf but its not syncing.Not sure if below config is ok or need to add any for nexus 5672Do it also need to enable feature NTP or is it enabled by...
Hello, We have a few catalyst 2960 with SFP-10GBase-SR sfp moduls. The PRTG send me a warning message, that the value is too low. If I check on the swtch via Sh int transceiver I can see the value (I attached the screenshot) But the PRTG table say...
how do you assign a IP a dress to a port-channel configured in a Multi-layer switch?
Hi, I have problem with POE+ negotiation. I have WS-C2960X-48FPS-L and several POE+ devices (AMX N2412A encoders, BSS-Audio BLU-50 etc.). When I connect them to the port they power on but only with 15.4W, I guess so they doesn't work, obviously. They...
Hi Experts ,4507 R switch ---- FW...Actually Vlans are defined on Nortel FW and servers are connetcted on 4507 R switch.I know that show mac-address-table | in mac address will show the port details on which server is connected..But in this scenario ...
Hi, 1.I wanted to know that existing Fiber module(GLC-SX-MMD)from Cisco 3750x, Will it support to Cisco WS-C3650-48PD-L and WS-C3850-16XS-E switch. Can you leverage existing fiber module WS-C3850-16XS-E to Cisco Cisco WS-C3650-48PD-L and WS-C3850-1...
Should the USB Console drivers work with Windows 8 64-bit? I've installed the WIn 64-bit drivers and when I plug in a USB console cable I can see in Device Manager it attempting to create an endless number of COM ports? Thanks.
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