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In ICND 1 course, I was taught that I can classify IP Address as following:Public -> Static, Dynamic(DHCP)PrivateThis is how I classifies:Public -> Static, Dynamic(NAT)Private -> Static, Dynamic(DHCP, APIPA)Lastly, this is how my friend classifies:Pu...

Iluvnetwork 投稿者 Level 1
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Attached is an image which shows the topology my question relates to. I have built the exact same topology and configs in my simulator and received the same results, so it's my understanding that this is correct but I am unsure why. To identify the d...

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RyanB 投稿者 Level 1
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Hi all,Basically, I'm new to Cisco so please bare with me. I can ping between PC2 and PC3. But I don't know how can I let these 3 PCs communicate especially with PC1. Since PC1 has to be in different subnet. I haven't configured any of the switch or ...

sabregod 投稿者 Level 1
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This error apparently means that trunk ports started receiving inconsistent native vlan info from it's peers. Meaning that either the switch in question or it's neighbor switches had it's native vlan ID change or disappear. My question is how could t...

chrish 投稿者 Level 1
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解決済み! IGMP SNOOPING VLC

Hi all, I am doing a lab for testing multicast/IGMP snooping with VLC.  I do not see IGMP traffic when streaming video on the network but I do see the stream, is VLC should send IGMP query message? Thanks William

Dear all, Do you know what is going on this message? How can we solve this error? %IGMP_QUERIER-4-QUERIER_MROUTER_DETECTED: An external IGMP querier or a multicast router has been detected in VLAN : %IGMP_QUERIER-4-SAME_SRC_IP_ADDR: An IGMP Gener...

we have one layer 2 port channel on cisco 3850, inside port channel, two ports, one E2/0/1 is up, the other port e3/0/1 is down, we now add the third port e3/0/3 into port channel, currently we shut down port e3/0/3.do we just need to unshut port e3/...

Mary 投稿者 Level 1
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Hello,I need to implement spanning-tree MSTP on a networkNumber of switches on the network L2 : 400MSTP technical specifications1 domainNo vlan in instance 0Vlans 1-4094 in instance 1Is there a limitation on the number of switches supported by the MS...

Vincent1 投稿者 Level 1
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Hi all, I have a cisco 2951 with logging size set at 8192 bytes. Like to check the following queries.1)What is the number of syslog messages that can be stored on my router with 8192 bytes2)upon reboot of my router i notice the syslog messages would ...

donnie 投稿者 Level 1
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I have 6 sites with WS-C3560CG-8TC-S switches and one with the newer WS-C3560CX-8TC-S. We need to implement BFD on all of them to sort out our routing. 3560CG's are running ipbase 15.0(2)SE8The 3560CX is running ipservices15.2(4)E2 I can issue all re...

nezz 投稿者 Level 1
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Hi all, when I do a show ip route on my router, what is the time it shows on the route? is that the time it last recieved an update? and generally if an interface goes down and routes are associated to that interface, does it remove the route out the...

I have a VOIP phone connected to a port that has the following configs:swtichport trunk encapsulation dot1qswitchport mode accessswitchport voice vlan 4 Is the swtichport trunk encapsulation dot1q really necessary? 

HiWe want to send 500gb worth of data to a 3rd party that currently sits on our SFTP server. From what I can see this will exhaust our network as well as take a long time as the smallest link between point A & B is 100meg. Also I don't want the trans...

Mokhalil82 投稿者 Level 4
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Hello, I created a network with 3 VLANs and a DHCP server but I can't access to Internet except the native vlan.I use an 2960X device who are connected to a Checkpoint Equipment. I had configure the checkpoint with an IP who's part the native VLAN an...

bdeandrade 投稿者 Level 1
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