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HelloI have a doubt about the operation of DHCPv4 as it is rappresented in the image grab from the course of cisco accademy.Do you think that is correct the dhcpoffer is in broadcas? I read in other document that the answer of the server is unicast.S...

dhcpv4.JPG
francota by Level 1
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I am creating a home lab for the CCNA Security exam and I have two Cisco 3845 routers. I have seen all the arguments for going purely virtual but I am already committed (I own the two routers and neither has the security package). So my question is.....

I have different vlan configured under FastEthernet 0/0 on Cisco Router 2801 vlan50 connected to new switch, and configured probably, but the devices with vlan50 can't access internet, so I need to allow internet access from vlan 50  interface FastEt...

Dea.Loro by Level 1
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  • 19 replies
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Hello, I don't know if this is the correct appropriate forum, but I have a questionabout  the Cisco RV320/RV325 small business router. What I would want to do is the following. I have a few IP devices that stream on a specific port (554) and I want t...

roncro by Level 3
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  • 1 replies
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Resolved! About Cisco 881

I am new in the cisco world. I have two cisco 800 series router and I want to connect both of them to configure ip routing in a lab environment but there is no serial port for that. Is there a way to get around that. Please help!

danbee by Level 1
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  • 13 replies
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We have just recently purchased a Cisco ISR4221 Sec/K9. Now are in the beginning stages of configuration and need to activate the securityk9 license so that we can use IPSEC Tunnel but for cannot find how to activate it. Show License Detail Shows Ind...

JonWA-IT by Level 1
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  • 4 replies
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Hi, I am trying to setup an IPSEC tunnel between a Cisco ISR4431 router and a checkpoint firewall. I ran into multiple issues, and needed help to validate the configs and logs on the cisco router. Attached is the router config for your reference. Sou...

Mikey John by Level 1
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 !!!ip dhcp excluded-address 192.168.0.1 192.168.0.10!ip dhcp pool LAN FAB1 DHCPnetwork 192.168.0.0 255.255.255.0default-router 192.168.0.1dns-server 1.1.1.1 1.0.0.1lease 7!!!no ip domain lookupip domain name yourdomain.comip cefno ipv6 cef!!license ...

Hi, I have a EHWIC-4G-LTE-G running firmware SWI9200X_03.05.19.04ap, which I am not able to upgrade. The release notes for the latest version of firmware says there is a two step upgrade, first needing to upgrade to 03.05.24.00A, before 03.05.29.02....

Nat

Hello everyone, I have a problem for port 443.I configured the Nat for port 443: ip nat inside source static tcp x.x.x.x 443 x.x.x.x extendable When I reload the router, it loses the configuration (ip nat inside static source tcp x.x.x.x 443 x.x.x.x ...

Hi, I see a considerable increase in Fan Speed on an ISR 4321 after upgrading from IOS XE 3.16.x to 16.06.04.  The CPU utilisation slightly decreased. Is the increase of the Fan Speed intentional as part of IOS XE 16.06.04 or is it a result of increa...

FanSpeed-increase.png
JAN MARIS by Level 1
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