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Forum Posts
Hi,I've got a few SG300-52 small business switches running software version 1.3.0.62 which I configured for ssh management access with public key authentication via:ip ssh serverip ssh pubkey-auth auto-loginusername mgmt password ... privilege 15cryp...
I have been tasked with establishing communications from my Cisco 4510 R+E core switch via a new fiber run (MM, OM3, 945ft) to Cisco 2960X switch. I'm using pairs of new Cisco SPF-10G-SR's on either end of the fiber. Before deploying the remote 2960...
Hi - I'm trying to work out if I can use the CSR for a specific requirement - see attached diagramI have one requirement where a tenant router on one side of the cloud needs L2 adjacency to another tenant router on the other side of the cloud (both i...
Hi all, Client installed a single mode fibre run from Distribution Switch to Access switch. The distance is not even greater than 100 Metres but the client insisted since the fibre is free.On the Cisco Catalyst 2960X-24TS-L (Access layer not stacked)...
What does this mean? I just upgraded a switch with ipservices to use layer 3 and now I'm getting this error in the logs? What should I do? %PLATFORM_UCAST-4-PREFIX: One or more, more specific prefixes could not be programmed into TCAM and are bei...
Resolved! VLAN Help
Hi Everyone, I am trying to configure a setup so that my Mitel i.p phone will connect to Vlan 11 and then Be able to connect my laptop in the pass through port mon the back of the i.p phone and connect to Vlan 10, I will explain a little more below.R...
Resolved! IOS Upgrade
Hello all, I am trying to upgrade 2 switches and router. one of the switches is a 48 port 2960-S and the other switch is a 24 port 2960-S . They seem to have a different amount memory installed and I was wondering if I should upgrade the memory in...
Greetings; I am currently designing a VSS redundancy for a network with two switches 4507 and everything has gone well but I have a doubt, the power supplies must be identical to perfom the redundancy? I am aware that both supervisors and connection ...
Hi All, usually we send multicast streaming through router. If we just send multicast within one same lan, how can we control the traffic ? Any one can give some suggestion or link? Thank you
Hi all, As the topic mentioned, I have a L3 switch which I have assigned fa0/1 as the trunk port and a L2 switch which I have also assigned fa0/1 as the trunk port. To play around, I set the switchport mode to access on the L2 fa0/1 and does the foll...
Hi all, I have created a few loopback interfaces on my routers for simulating routes and has to started to google around for reasons on the usage of loopback interfaces. Some of the main reasons are that it can be use as an indication of the router...
Resolved! blocking facebook on cisco router
hi i have a cisco c837 IOS version 12.4(15)T14and I've applied an access-list that have all facebook IP addresses which i denied on e0 and every thing worked finethen i noticed that if i manually changed the dns on any machine to some dns's facebook...
Hi all, Below is my network topology and i am trying to see how to simulate route summarization When doing a show ip protocols on Router5 , this is what i see (network summarization in effect) Router#show ip protocols Routing Protocol is "rip" S...
Hello Guys,I am configuring a cisco 4507 catalyst switch and have managed to create a few vlans for testing and i also have connectivity between the vlans and also the access switches. I have internet on the cisco 4507 and am able to ping outside too...
Resolved! Cisco 3560X AAA Authorization Failed
hi all,we have a 3560X and can't seem to login remotely. having logs below. Switch Ports Model SW Version SW Image ------ ----- ----- ---------- ---------- * 1 54 WS-...
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