Top Solutions

Setup:

I'm setting up a Layer3 Powerconnect 6224 switch with a few VLANs in preparation for new VOIP phones so I can successfully segregate traffic. I'm going to be trunking the vlans to a simpler layer 2 Powerconnect 5324 as well.

My...

A colleague has asked a question about some discard rates he is seeing on one or 2 switchports.  they have surpassed a threshold limit of 10%.

Can somebody tell me what are all the possible causes of high discard rates on an interface?
...

I am both new to these forums as well as new to VLANs, so please take it easy on me ;)

I am attempting to configure 4 SG 300-52 Gigabit switches to accommodate 4 VLANs, and attach 4 WAP4410N  AP's to that network. I have been able to create...

Hello all,

 I'm having some rather odd issues with our HP ProCurve 5412zl's. We've got two "core" switches, and two essentially IDF's. We're in the process of implementing VoIP and prior to doing so, we're trying to determine the cause of...

Hi there,

I did some research (google) about pvid, tagged and untagged.
As far as I understand now, untagged, is a regular ethernet packet, tagged is an ethernet packet with an addition containing an vlan ID.
When on a switch port a vlan is...

There are quite a big number of the above switch types in my company. I'm thinking restrict the access to SSH ONLY. Alternatively, some may allow SSH and telnet access. How to do?

I'm new at this so I appologise if this is something basic that I've overlooked.
I've set up an HP 2626 switch with 2 port-based VLANs but I cannot get the internal routing to work correctly.
VLAN2 has only port 1 as "untagged" and 2-24 "Auto"....

I have a dell 2724, when i switch to managed mode i am unable to connect to the default management interface IP 192.168.2.1.

The switch has no console port.

Is it possible to do a factory reset on this device?

I have a cisco 2960 switch that I am trying to set back to it's default settings. I am having some trouble doing this.  Does anyone know the process of doing this

Thanks

Hi.

I am having an issue with network teaming on a HP Proliant DL380 G3 server (running Windows Server 2003 R2 Standard), connected to a CISCO C2950 switch.  

Teaming works fine until the HP server is rebooted.  When the server is rebooted,...

We recently installed a ProCurve 2810-48G switch - it's pretty much on default settings, here's the config:

; J9022A Configuration Editor; Created on release #N.10.02

hostname "ProCurve Switch 2810-48G"
snmp-server community "public"...

Hi!!

Is there any color coding for Fibre optic cables??? I have seen that in MDF it is generally yellow.....like earthing cable is green??? In MDF room, what are the MUGS...what they stands for and what is the difference between MDF and DDF???...

Hey everybody,

I just purchased the cisco 881 and I am having trouble configuring the Fe Lan ports. I know that you cannot set the Ip address directly to the port, but I can't setup dhcp or vlan that will work. I am going to hook up a catalyst...

I have the following setup:

1 Dell Equallogic PS4000 SAN (dual controller)
2 HP Procurve 2910al switches
A variety of servers with software iSCSI initiators

The SAN and switches are setup as per Dell's guide. The 2 switches are connected...

I have two catalyst 3560 switches. they are connected via a single trunk port using 082.11q on gi0/23 on each switch.

I'm trying to set up an internal switch infrastructure, such that each of my linux servers are connected to both switches,...

I need to add the following rooutes to a HP 3500yl switch
  10.0.1.0  255.255.255.0  10.0.0.45  vlan10   60  1  
 
  172.168.1.0  255.255.255.252  10.0.0.45  vlan10   60  1  
 
  192.168.7.0  255.255.255.0  10.0.0.242  vlan10   60  1  
 
 ...

Hello experts,

I want to interconnect two HP ProCurve 2810 switches in such a way that it will allow a server with two links (one to each switch) to utilize the maximum bandwidth (2Gbps) while keeping redundant paths.

I understand from the...

Cn someone explain what Ingrss and Egress traffic mean.  I understand Ingress means Incoming and Egress means outgoing.  But when I think about it more, it's not as clear.

For example:

I am monitoring traffic in and out form my network. ...

I just installed Windows 2003 R2 on HP DL380 G5. After I create NIC teaming, the server receives the following Event ID 434. I have called the HP tech support and upgrade all BIOS and drivers. I also upgraded the Windows SP1 and 2. I have changed...

Once a network loop is in progress what is the best method for detecting the source switch and port that the loop is comming from?

I am in a 2000 node network with aboput 200 switches, at certain times a loop will come into effect.  Mt brain...

Hi Everyone.

I'm currently up to the part where I order switches for my iSCSI san. They are 2 x HP SAS starter SANS, giving me 4 nodes. 32 disks total. They are the P4300 Lefthand SAN variety.

Now this is where it gets fun.

I've been...

My network puked a little today...I checked the events viewer and saw where the "network link is down"...then next event several seconds later states "controller configuref for 100mb full-duplex link.  This same sequence of events happens a dozen...

I am monitoring a Cisco 2960G switch with Nagios. I am getting green (OK) for ping, port 1 link status and uptime. Port 3 link status is orange with the error: SNMP problem  No data received from host. If I unplug the network cable in port 1 on...

Guys,

When i attempt to logon to one of my cisco switches via Cisco Network Assistant 5.3 with the relevant credentials, i get the message Level_15_Access required.

Why would i get this message when i use Cisco Network Assistant? I also...

We have a few of our GB interfaces on a Cisco 4006 that continually incrememt the input error counter.  The other counters stay at 0.  The speed/duplex settings on both sides (some of these ports are connected to servers, the other connected to a...

Hi experts.  I have spent some time putting together my network which consists of the following:

3com Office Connect VPN Router (Acts as Gateway for 2 WAN connections from different ISPs)
3com 4800G Layer 3 Switch (Acts as core switch, houses...

I have an HP Cluster here and it is attached to two HP Procurve switches.   I am trying to enable uplink fast or something that would allow a failed NIC to failover to the second node without a 30 second ping time delay.  Any thoughts on how to...

I have several HP servers that have dual gigabit NIC's. They are teamed together on each server, providing 2Gb/s outgoing ethernet connections to the HP Procurve 5400zl being used as a core switch. I think that in order to obtain 2Gb/sec for...

I have HP Procurve 2650 Switch. 48 port. I want to create 9 VLANs on it. How can i do it?

Ok I want to setup Nic Teaming on a Server and I need to know what the commands are for the port configuration on a Cisco Switch (2950 or 2960).

This could be a team setup for Intel or Broadcom  Nics.  I'm not completely familiar with the...

Hey guys.

I have a Cisco MC3810-V and an 871W. The 3810 has a Console and AUX port. It is possible for me to hook me computer up to the console port of the 3810, then run a cable from the aux port to the 871's console port, right?

I have...

I have a new Cisco 2960
I want to connect thi sswitch to a Cisco 3550 using trunk to sync vtp data
on the 3550 end I've configured port 48:
interface FastEthernet0/48
 description trunk to cisco2960
 switchport trunk encapsulation dot1q
...

I have a very simple, textbook 2 vlan setup.   That resembles the following:  

2800 Router  
interface GigabitEthernet0/0.10
 encapsulation dot1Q 10 native
 ip address 10.1.19.2 255.255.252.0
 ip flow ingress
 ip pim sparse-dense-mode
!...

I should preface this by saying I know next to nothing about Switches! This implementation was originally constructed and rolled out by a 3rd Party but since then we have had a switch failure and did not have backups. I was able to get data back...

I am unable to configure an etherchannel between a IEGSM (cisco switch on the back of an IBM blade very similar to a 2950) and a 3750.

The etherchannel is between port gi1/01 and gi1/02 on the 3750 and gi0/17 and gi0/18 on the IEGSM.

I...

Hello guys!

Im having problem reseting my 3com switch 4500 26-Port to factory default settings. I found a 11 pages release notes document on it here(http://support.3com.com/infodeli/tools/switches/4500/s3n03_01_00sp01_readme.pdf) there it is a...

I configured ntp interface and server ip. It's working, but it added this statement into cisco config "ntp clock-period 17180442".  It's recommended that it should not be configured manually. I would like to know what does it mean? What is the...

We have an HP V1910 switch which supports Layer 3 routing.  We have created 2 VLANS one for voice 192.168.100.X and one for data 192.168.10.X.  Computers on each network can talk to each other but not across which is kind of the point of routing....

Hi Guys,
here is what i want to achive. i got 1 3560 at the movement and i got 3 valns. all the 2960 switches are connected to 3560 switch via a trunk.3560 is doing a routing between vlans.the 3560 is connected to ASA 5510, which again connects...

How is it possible to factory reset a 3524 so that i may enter the setup wizard?

Is there a CLI command that will take me to the wizard?

I have DHCP Server on one vlan and DHCP clients i.e. devices on other VLAN. My devices are not able to get DHCP address.
I had already enable DHCP-relay using "dhcp-relay" command.What else I have to do ?

We need to recover a password for our HP ProCurve J4904A - 2848 switch.

Could someone, please, send me step by step instructions to minimize possibility of an error and disconnecting our company from the World and users from network?

Your...

When you set "speed nonegotiate" what does that do?

Are you telling the interface not to query what the remote end speed capability is?

For example if I have a trunk between two switches and they both use WS-X6724-SFP 1000basesx optics will...

I have a few poe switches, that are not on different vlans for voice, just wondering if anyone know how to set qos so that voice is priority. HP Procurve 2610 are the models of the switch.

If possible please provide instructions.

I have two Procurve switches (3500yl) which will be connected to a storage, I need to set these with VRRP, Vlan load balancing and uplink tracking.

Let’s say the Vlans are 10, 20, 30 and 99 (management)

I am thinking of configuring it as...

Hi Guys,

I have an issue between a Dell 6224 and a Dell 5424 which are trunked. The switches are connected together via port 1/g1 on the 6224 and port g1 on the 5424.
The configs are listed below for each switch.
The Dell 6224 has had the...

Hello Experts,

I have an HP ProCurve Switch 2848 switch connected to a Cisco catalyst switch. The HP port is reporting excessive jabbering, and we think this maybe because Jumbo Frames is not switched on the HP.

Referencing the...

Hello All,

To be Short, my company has expanded and thus ran out of IP addresses for the current DHCP Scope. I have created a VLAN on the 2910 with a new IP address, I am trying to configure the windows 2003 DHCP server to dish out IPs in the...

Hello Experts!

Let me give a little background to better explain where I'm coming from: Our organization currently has about a dozen Dell PowerConnect 6248P switches. They have been fine so far and all connect back by fiber to a Dell Layer 3...

We have a new client. The way the local AD Domain is setup is companyname.com; their external domain (email, website, etc...) is companyname.us.

the problem is that there is a remote site connected via MLPS and there is about 50% packet loss...

Here is my situation, I have 1 Dell Powerconnect 6224 Layer 3 switch and 4 3448 Dell Power Connect Switches. I am trying to create multiple VLANS that are routable. In testing I have set up VLANs 10 and 20. I have set up trunk ports, one on the...

hi Experts I have a file server in a workgroup with a 1 Gbps NIC CARD. When i go to the properties for the card it says its setup as autodetect...but there are many other options like full duplex, half duplex, autonegotiate 1000 mbps?? I was...

Hi,

I am using on my network the McAffe e250 Webshield appliance, that device is set as trasnparent bridge.Most of the time works fine but some times kills the Internet traffic because it is going to the 100% processor usage .

Talking with...

I have a Cisco 3750G switch connected to (among other things) 2 Cisco Aironet 1200 wirless AP's.

One AP is connected to port Gi1/0/31.

The switch is connected to our main building via a laser link (FSO) connected via port Gi1/0/1.

When...

I have a Cisco 6509 switch at our core with existing VLans.  I have created a new vlan to connect to a Cisco Catalyst 2960G swicth.  I have everything configured properly on the 6509, but I can not get the trunk port to work correctly on the...

I have a Cisco 3750 switch, when I do a show run I see "vlan internal allocation policy" in the config, can someone tell me what this is and how it works?

Thank you,
DSterling

I have 2 switches with 2 redundancy conections,  in all the ports, it is configures the command spanning-tree portfast trunk.

I am getting a lot of topology changes from this port, I know portfast should be use to access port, I want to figure...

I was told I need to upgrade my IOS version of my Cisco 2960 switch so it could be used with our CIsco TACACS server. When I looked at the flash it showed the bootable OS as a directory and not a single file like my routers. So I can't use my...

Hi,
can anybody help me to factory reset a 3com 4210 switch
I created a password but no user
<Sysname> system-view
[Sysname] user-interface aux 0
[Sysname-ui-aux0] authentication-mode password
[Sysname-ui-aux0] set authentication password...

Not sure where to begin.  Here goes.

Original network was a stack of 3 x Dell PowerConnect 3448 switches.  The ports are all 10/100 and handle about 100 end users/printers, etc.  The stack was connected to a Dell PowerConnect 2724 GB switch...

I am trying to make sense of the different voice vlan options...

"switchport voice vlan {vlan-id | dot1p | untagged | none}"

The vlan-id option is used to specify a specific VLAN to use for voice traffic.  Data traffic remains in native...

Can anyone tell me whats difference of the following command:

1. clear tcp line vty 1
2. clear line vty 1

Hi All !

I am looking for a backbone switch with all ports of gigabit capacity. I also got some suggestions from my question id:
http://www.experts-exchange.com/Hardware/Networking_Hardware/Switches/Q_24341865.html.

Most of the...

Cisco 3560 and Vlans (500 points up for grabs here)
we have 2 cisco 3560 switches connected together via fibre using a sfp module runnung as a 802.1q trunk. I have set up 3 vlans on both switches.
  |---------|                      |---------|...

I need to mirror all traffic on my switch to a specified port so my websense server can pickup on all the network traffic. I have an HP Procurve 4208vl (J8773A) Switch. I have logged into the web interface, but it appears that all the advanced...

hi

we currently have 4 100mb cisco 3500 48 port switches. i am changing them to 4 cisco 2960 48 port gig switches shortly. i want to connect the switches to each other via 2 port etherchannel. am i right in saying then that this will give me 2...

We bought a couple 5524's to use strictly as iSCSI switches for our SAN. Inisde the gui it has an SCSI optimization setting but i need to also enable portfast and mtu 9216 globally. i have 2 switches connected with hdmi so that i have unit 1 and...

I'm trying to setup a set of VLAN's on two new 5308xl switches.

For the time being lets just worry about one of them in a stand alone configuration.

VLAN 1 (default VLAN) has an IP of 10.0.253.1/8. This is the VLAN the switch comes shipped...

I have a Cisco 3550 Switch..

I configured an ip address and default gateway and plugged into my network.

When I plugged into my network everyone on the network connected to the switch that the cisco is plugged into started losing...

Greetings

I've purchased a Cisco SMB SG300-28 switch in hopes it can be used to create the following setup. The switch is currently in Layer3 mode.

I have 2 devisions in my company. One is for IT services, the other for hosted services,...

Hi There,

I've got a Fortigate 60 that i'm trying to configure with dual wan.

WAN1 - Static IP to modem (cable internet)
WAN2 - Static IP to Router to DHCP ADSL Internet

Note that our internal network is 192.168.1.x and the router that...

I have a dell poweredge 2950 server with 2 broadcom netxtreme II nic cards. They are connected to a cisco 3750 stack (layer 3 switches).  When I try to team the cards the option to team is  greyed out.  I know I read somewhere that these cards...

Hi there

I want to allow two VLANs to use an exsisting port

However when I attempt to configure the port using the command

switchport mode trunk , I get the error

Command rejected: An interface whose trunk encapsulation is "Auto"...

Does anyone know how to enable my Cisco 3750 to route multicast traffic?  I have two vlans in my Cisco 3750.  Vlan 1400 and 1401.  Connecting Altiris AClient to Vlan 1400 works fine to connect to the server via multicast.  But when I connect from...

how can i give IP address to HP pro curve 2910 al . It's fresh switch .

when i access it through console it shows 3 profile

0: ROM monitor Console
1: Primary software image
2: Secoundry software image

 which one i need to select for...

Background:
Both me and my IT manager are new to VLAN territory, so we're having a bit of trouble setting up our prototype vlan environment.  We are moving offices soon and thus re-designing our network.  We recently just ran out of /24...

Is there any command or script to completely shut down cisco switch in case of emercency..?

thank you

What is suppose to happen if you hook a switch to a router that doesnt auto cross over and you dont use a crossover cable and same ? but only for a switch to another switch.  have done this at my home for about 3 years now and I have no problems...

I would like to backup all setting that are currently on the switch, so I can easily restore them to another, same switch.
How do I backup and restore the settings on HP ProCurve J4904A - 2848 switch?

Thank you.

how to configure DHCP relay on HP procurve switch

Hello,
does anyone know what the default password is to a HP console switch? We've had someone leave and not pass on the password to the switch, is there a default, can it be reset etc?
Thanks you

I need some help setting up wireless internet access for guests. I've found solutions to similar setups, but I'm still missing something.

I am using EnGenius EAP9550 access points, and have configured them with two SSIDs. SSID1 is in vlan1...

I have several W2K3 boxes connected to a Cisco 2960.  Since configuring the servers to run as NIC Teaming, I've been getting tons of messages stating:

flapping between port Gi0/8 and port Gi0/7
flapping between port Gi0/6 and port Gi0/5...

I'm assuming this is a simple question.
I've been configuring a new 3500yl switch to replace an old switch and I've got part of the config wrong.  We have other 3500's in our network and I'm using them to base my config, but I've done something...

Hello all,
I am quite a bit more familiar with Cisco with regards to spanning tree. However, we have some Extreme switches running XOS 12.2 code, latest rev.
I need to uplink via a trunk/tagged port for 5 vlans.. plus provide edge port loop...

Hi All

Just wondering if anybody would have the password recovery procedure for an Extreme Networks Summit X450-24 switch.

One of our network guys configured a n Extreme X450 switch a few days ago and cannot remember the admin password and...

I have a Netgear GS748T switch with 25 different VLAN's - eventually I want each VLAN to be on a different IP range but that isn't a priority for now. I have configured the VLAN's using 802.1Q (rather than port-based) and mapped the appropriate...

Hey all.

ok.. 3750 - 100mb ethernet interconnect layer2 dot1q trunk to ISP

assigned vlan955 to end site (the ONLY connection using this link), with appropriate IPs etc.. working perfectly, site can browse mail etc.. everything is ok.....

Hi All

 We are having problem configuring Dell Power Connect 6224 L3 Switches. We are not able to get DHCP server issue ip address for the client in different vlan. We have couple of brand new switches from dell and trying to configure. this...

I have a Cisco Aironet 1130 running WPA-PSK with TKIP.  A manager would like the SSID to be broadcasted, so that visitors can see that wireless is available.  We'll still have to provide them with the Pre-Shared Key to get on.  

What line do I...

We just got a new Avaya 4524GT switch, and I've got it powered on and plugged in a console cable to the switch and my laptop.  I've tried using both Putty and HyperTerminal using the required settings.
Baud Rate - 9600
Data bits - 8
Stop bits...

We are using a Cisco 4402 wireless controller in one of my facilities and havent had a very good experience.  The clients connect wirelessly to the network and since I put this controller in, I am seeing clients drop connections. The connections...

Hi,

I have two procurve 3500yl switches.

I have 2 vmware esxi servers with 8 NICs each,

I have 4 vSwitches in each ESXi host. Each vSwitch has assigned two pNics configured with the default vSwitch Port Based Load Balancing. For each...

Hi there
I have a Cisco Catalyst 3750G Switch and apparently I have done something worng and disabled one port.
The status of the port is as follows

GigabitEthernet1/0/18 is down, line protocol is down (err-disabled)
  Hardware is...

Hello,

I would say I am an intermediate in networking, but I can't figure out how to perform the following. Specific instructions on how to accomplish this would be greatly appreciated.

Background:
Currently, I have WiFi APs that are...

Hi,

What is the syntax in CL  to backup the config file from our Summit x450 -24 to my TFTP/FTP server?
I was able to successfully backup the config file for our Summit 300 -24 with ' Download config <tftpIPaddress> <ConfigFilename> ' but did...

We have a flat network connected via a HP procurve switch. About a month ago we had to do a complete network shutdown to install a backup generator.  Nothing was moved or changed at all. When I brought all the systems back online I tested that...

Hello Cisco folks,

I'm working on implementing some NSA SNAC Guide (excellent guides if you're not familiar with them) suggestions for my Cisco Catalyst switches.  I have three 24 port switches and one 48 port switch.  They're old, but I just...