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Multicasting on Layer 2 only

Hello all, Being the only CCNA in work I always get the harder stuff Looking some advice about Multicasting on a layer 2 only network.It's a IP camera system with a number of cameras in multiple locations that need to connect to client machines.  Cur...

WS-C3850 vs N3K-C3048

Hello everybody,We wanna build a new LAN which needs a core switch to connect ESXi host and Office edge switch.It must have 48-port GE and 4-port 10GE phisycal interfaces and can be implemented basic features like: inter-vlan routing, etherchannel.Du...

Resolved! HSRP Documentation Question

I have a question about HSRP documentation. In several instances, with just two routers on a broadcast network, I see preempt on both routers. This doesn't make much sense to me, since I only need it on the Active in this scenarioR1----int fa0/1ip ad...

Resolved! CDP and Native VLANs

Hi Folks, With reference to:https://supportforums.cisco.com/docs/DOC-2157#comment-20369Question, lets say two switchs are interlinked via access ports each  configured for a different VLAN and similarly, two switch trunk  interlinked with different n...

HSRP ... Many SVIs

DearsWould like your assistance please regarding belowI have two 7600 routers connected together via L2 trunk. Several devices are connected to both routers and their GW are the HSRP VIP configured under SVI interface for the VLAN corresponding to th...

PBR and routers in the same subnet

Hi,I have two routers R1 and R2 who share the same broadcast domain. R1 is the DHCP server and R1 knows how to get to the internet but doesn't support PBR or additional static routes. R2 only knows how to get to subnet 1 and subnet 2, not to the Inte...

Cisco 2610 - VLANs and routing

I have a Cisco 2610 router and Cisco SF300 switch set up like so:Cisco 2610 (IP: 192.168.16.1) --> Cisco SF300 (IP 192.168.16.254) --> VLANs 20/30/40 etc.Only computers on the .16 subnet can access the internet, from my understanding this is due to n...

sfallai01 by • Level 1
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Resolved! Cisco 2610 - Trunking on the 10Mbps port

                   Hello,I have a 2610 with a built in 10Mbps port.  The internet tells me I can run an IOS version above 12(2)T and can use dot1q encapsulation on the built in 10mbps interface.  I upgrade to c2600-i-mz.122-2.T4 and then try.  I go i...

FLAPPING ISSUE

In my network I got to much FLAPPING ISSUEI have configured below mention command on all port "interface GigabitEthernet0/20 switchport mode access switchport nonegotiate spanning-tree portfast spanning-tree bpdufilter enable    "I thought   "  spann...

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