Discuss Catalyst brand switches with peers and experts.
Showing results for 
Search instead for 
Did you mean: 


Forum Posts

Hi everybody.I am trying to understand " time stamp" in NTP packets. I set up this lab in which R2 is the master and R1 is the client.Then I capture the ntp packets between R1 and R2.R1------

sarahr202 by Contributor
  • 5 replies
  • 0 Helpful votes

I'm reading through my OSPF network types... and I am having trouble understand the reasoning beind each of the network types:broadcastnonbroadcastpoint-multipoint point-to-multipoint nonbroadcastMy understanding is that on a multipoint frame relay n...

Hey guys, New to CCNP Switch!I'm just looking into a layer 3 switch config and I have some questions. If I configure a layer 3 switch with say 3 or 4 vlans then then switch will be able to route between the vlans itself right?So if I have this set u...

alliasneo1 by Beginner
  • 2 replies
  • 0 Helpful votes

Hello I`ve been doing some labs using Boson NETSIM.I`m studying for a ccna exam and I have a problem with vlans using several switches.There is a scenario:Router on a stick with one Switch [SW1] + 3 switches connected to that main switch + 3 VLANS.Yo...

I have the following network:All routers are configured in EIGRP AS 1 and the network command (and the network command for R1 and R4). All except for Router 1 have been configured with no auto. Router 1 has been left as the defaul...

Hi everybody.  reference clock---NTP-s1(time zone: UTC+4)---------------------ntp serv-2( time zone :UTC +6)---------switchs1----ntp server at stratum 1 located in time zone: utc+4s2----ntp server at stratum 2 located in time zone:  utc+6Do we need t...

sarahr202 by Contributor
  • 5 replies
  • 0 Helpful votes

Hi.I have a network topology which you can see on image. All routers are Cisco 3745 with IOS (C3745-ADVENTERPRISEK9-M), Version 12.4(12). SW1 is L3-switch Cisco Catalyst WS-C3560E-24TD  with IOS  (C3560E-UNIVERSALK9-M 12.2(58)SE2).        Configurati...

Experts can you please help with the following I can  see drops on one of our busy L3 vlan in the input queue and are going up very frequentlySystem image file is "sup-bootflash:s72033-psv-mz.122-18.SXD3.binHardware  =  6509 Input queue: 9/75/198/0 (...

                   Hi,We have  two catalyst 6506 switches  with 10 gb u plinks  and around 120 edge switches cat 3750-x switches. Still the module on the  core wheere servers are connected  is 1000mbps port.Now if we induct a nexus switch to the data...

prakavi by Beginner
  • 22 replies
  • 0 Helpful votes

I am having the hardest time locating screws for a Cisco 2950. I have the rack mount brackets just not the screws (lost in moving) anyone know where I can just purchase the screws or the sizes to get?

sean.cline by Beginner
  • 5 replies
  • 0 Helpful votes

Hello! Does any body know if The SPF+ SPF-10g-sr Works on The X2 defaults ports on The WS-C4900m base unit, Using The OneX Converter Module?Or, This transceiver just can be deploy on The half cards, Using The WS-x4904-10g or The WS-x4908-10g with T...

djacksonv by Beginner
  • 1 replies
  • 0 Helpful votes

Hi Experts,For my Lan, I have created two Vlan; Vlan 10 = for Users   and    Vlan 20 = For Database Servers there are 15 Lan computer/laptop and 5 SQL database server (Dell Server) connected through same 24 port cisco 2960 switch. Means, 15 + 5 port ...