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Resolved! LAG and trunks

I've recently began building a couple of switches up to replace some Dell switches that have been in my environment and been fairly troublesome.  I wish I had the funds to really build a good L2 network, but I don't, so the layer 2 of my network is g...

Garfank00 by • Level 1
  • 1664 Views
  • 3 replies
  • 0 Helpful votes

Resolved! L3 switch configured as router

Hi all,I really appreciate this forum :-) And I would like to share my question regarding L3 switch routing function.I have exactly this situation (please see picture) There are 5 L3 switches 3750-X series. Every switch is in different subnet. Let's ...

Jan Rolny by • Level 3
  • 5857 Views
  • 11 replies
  • 0 Helpful votes

Resolved! Cisco Stack with 3548 and 3524 XL

Hello,I have just got 2 of these switches, plugged the gigastack modules in to each switch and then plugged in the gigastack cable between the switches in point-to-point mode.Do I have todo anything else with the switches to configure in a stack or i...

Resolved! What is the ethertype for STP?

Hi,I don't see the ethertype for STP in the file:standards.ieee.org/regauth/ethertype/eth.txtWould it be similar to the protocol identifier in 802.1D, that is 00-00?Thanks for your opinion,best regards,Michelot

hostettle by • Level 1
  • 15779 Views
  • 5 replies
  • 0 Helpful votes

OSPF Flap in NSSA

Dear All ,Im running OSPF between two of my router and there is two links between this routers (say R1 and R2) .R1 (Area 0------------------R2(Area 1...NSSA)Now my OSPF relationship is flapping . I already put the below settings on both side of my in...

Haris P by • Level 4
  • 551 Views
  • 4 replies
  • 0 Helpful votes

Resolved! source-sensitive routing -PBR

Hello All,I have three subnets 192.168.1.x/24, 192.168.2.x/24 and 192.168.3.x/24 they are on 4507 with HSRP configurationnow i want for one subnet 192.168.1.x/24 default route should be towards 10.15.0.10 and for rest of two newtworks 10.15.0.11acces...

Resolved! Dual SUP 720 in one Chassis

HI,i have now two Sup 720 installed in one Chassis configured to work as HA mode.each SUP 720 has two 10G uplinks.the Question isCan I use the 4 10 G Uplinks in both Supervisors at the same time??if so which mode of configuration can i use?thanksAhme...

VSS configuration doubts

Hi,I have doubt about vss configuration ................. If i want to configure the VSS , i need to follow the below procedure .... 1) first i need to configure the vss domain with switch virtual domain < domain number >  with switch ID  and with " ...

adsl with wi-fi gateway

hello'this is a small office with 15 computers. there is no domain users login to pcs. no servers. DNS and mail servers are hosted outside. 1, usrs access internet via CISCO WI-FI ADSL gateway .  ISP provide dynamic IPS no static IPS.REQUIREMENTS1. S...

Native/management vlan not working?

Hello everybody,I've got a SLM 2008 smart switch. I've set the following options to switch port 1 which has the role of being a trunk port.1) Enable Tx force untag: disabled2) Ingress filter: disabled3) Acceptable frame type: tagged only4) PVID: 1All...

POE issue on WS-C3750G-48PS-S

Hi all,I am constantly facing issue with poe on on eof my cisco 3750g swicth stack. I can see the swicth still has power but the phones are not coming up anymore. I tried putting them in different modules different poe enable ports but no luckpls see...

bws by • Level 1
  • 932 Views
  • 1 replies
  • 0 Helpful votes

I can't load IOS from flash in Rputer 2811

Hi, i would like to know why a Router 2811 can't load the image ios from flash:, i've changed the compac flash in some cases and don't work, i can into to the Router# only loading the image for  tftpdnld -r but if i want to load from de flash don't m...

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