Re: [c-nsp] Pre-owned equipment vender

Yet another plus 1 for Curvature. They're pretty awesome. Our rep is Lee Jacobs. Great dude. I'm pretty sure Curvature has ruined virtually ever other vendor for me. There are very few that respond as quickly. On Wed, May 18, 2016 at 7:12 PM, CiscoNSP List wrote:

Re: [c-nsp] Nexus3K / VPC and Twinax

>From a functionality standpoint, twinax works just fine. We're tying our FEXes back into our 5k cores using them, and they work well enough. Personally, I hate the twinax form factor. The cables are thick as hell compared with fiber, and we've had several of the connections break in

Re: [c-nsp] Cisco WS2960-X - Are these switches lemons or is there a stable release?

I have a stack of 2 WS-C2960X-48FPD-L and they've been pretty solid. We're on c2960x-universalk9-mz.150-2.EX4.bin. Have you opened a TAC case about your issue? That definitely doesn't sound like a healthy switch. On Mon, Oct 12, 2015 at 9:29 AM, Ian Hiddleston

Re: [c-nsp] SFP-10G-LRM in Nexus 5000

15, 2015 at 9:47 AM, Crist J. Clark <cjc+cisco-...@pumpky.net> wrote: > On Mon, Sep 14, 2015 at 03:21:27PM -0700, Mike Hale wrote: >> Correct me if I'm wrong, but the LRM SFPs are designed to go over MMF, >> not SMF. Isn't that going to be a problem? > > No. As someone e

Re: [c-nsp] SFP-10G-LRM in Nexus 5000

The SFP-10G-LR are designed for SMF. On Mon, Sep 14, 2015 at 3:21 PM, Mike Hale <eyeronic.des...@gmail.com> wrote: > Correct me if I'm wrong, but the LRM SFPs are designed to go over MMF, > not SMF. Isn't that going to be a problem? > > We're using some LRM SFPs betwee

Re: [c-nsp] SFP-10G-LRM in Nexus 5000

Correct me if I'm wrong, but the LRM SFPs are designed to go over MMF, not SMF. Isn't that going to be a problem? We're using some LRM SFPs between floors to a 5548, and they function just fine. On Mon, Sep 14, 2015 at 3:15 PM, Crist J. Clark wrote: > On Mon, Sep 14,

[c-nsp] The Cisco Rommon advisory

All, I saw this notice today from Cisco. http://tools.cisco.com/security/center/viewAlert.x?alertId=40411 I was always under the impression that custom firmware was virtually impossible on the Cisco platform due to the signing requirements. Is that not true anymore? Any additional info would

Re: [c-nsp] VZW 4G LTE Interface Card

I can only speak to the ATT Version of the card, but for us it's been pretty solid. We have it sitting at an isolated site in the bay area, and it's been reliable. Pain in the ass to get setup at first, but after that it's been good. They must have fixed a lot of the stability issues. On Tue,

Re: [c-nsp] 3750 stack(2 switches) - High CPU for an hour?

We've seen the SNMP issue that Adam mentioned as well. We got it resolved by upgrading the firmware to a non...er, less-buggy version. On Mon, Dec 1, 2014 at 4:27 PM, Adam Baxter adam1...@gmail.com wrote: We have seen high CPU Caused by SNMP.. we have implemented a view that helped. viewing

Re: [c-nsp] Silly question regarding C3K-NM-10G

You should just be able to pull it out...I don't think there's a tab since it's held in place with the two screws. I don't remember any tabs on the ones I've removed. On Thu, Sep 11, 2014 at 7:54 AM, Scott Granados sc...@granados-llc.net wrote: Carefully as apposed to what, recklessly press the

Re: [c-nsp] Spantree .1Q packets received on non-trunk port.

when the handoff is an access port Because I don't think it's actually configured as an access port. The behavior of the interface mimics exactly what you had to configure on yours...that is, a trunk port with a native VLAN defined. If the configuration is what I think it is, the reason the

Re: [c-nsp] ASR-1K and 3rd party sfps

We've seen really weird behavior with third party SFPs in the past. NHR has been surprisingly solid for us across all out platforms so far *knock on wood*. We've got some Finisar-branded SFPs in our ASR which work nicely (but that's expected since Finisar is the OEM, IIRC, for Cisco's SFPs).

Re: [c-nsp] RSPAN 3750X (IP BASE) - Received Only Broadcast/Multicast - No Unicast :(

How is your span source/destination configured? Also...if you're running your sniffer on VMware, have you explicitly allowed promiscuous mode on the NIC and vSwitch? - Mike On Sat, Apr 5, 2014 at 3:11 PM, Manu Chao linux.ya...@gmail.com wrote: I received only broadcast/multicast traffic from

Re: [c-nsp] Issue with WLC 2504 and 1242 APs

Did you try a factory reset of the AP yet? On Wed, Mar 12, 2014 at 1:43 PM, Christopher Werny cwe...@ernw.de wrote: Hi everyone, I have a small WLC deployment (1 2504 WLC running 7.6.110.0) and 12 APs (8 x 1242 and 4 x 1602). All APs are joining the WLC correctly. The issue that I have is

Re: [c-nsp] Packet-level iSCSI debugging

interfaces, so if something's happening to those packets, it's not being logged by the Nexus. On Sun, Feb 2, 2014 at 9:03 AM, Nick Hilliard n...@foobar.org wrote: On 02/02/2014 01:41, Mike Hale wrote: the utilization is well below 10gigs what you mean here is that the utilization is well below

Re: [c-nsp] TAC hits a new record level of aggravation...

I was having weird issues but realized that it was because the file was too big. Not that there was an error message to that effect or anything. On Feb 1, 2014 6:59 AM, Pavel Skovajsa pavel.skova...@gmail.com wrote: Resurrecting this thread, Is any of you having issues uploading file

[c-nsp] Packet-level iSCSI debugging

Evening all! We've having some ongoing weird iSCSI problems that we're trying to track down. Specifically, we're logging a huge amount of disconnects in our ESX hosts that connect to our EMC Clariion storage arrays. Our VMs are still running well despite this, but the sheer number of errors is

Re: [c-nsp] 3750G memory leak?

We're running a fair amount of 3750 stacks of various types (c3750 and c3750x) and our biggest issue, IIRC, was snmp acting totally stupid on a version of IOS. Nothing that prevented us from being able to access them though...that's alarming. Have you reached out to TAC about it? I think a few

Re: [c-nsp] Weird Transceiver failure after upgraded to 6509-E chassis

I've had plenty sfps fail on me after years of use during a swap. Our last move involved just around 100 sfps of various types, and we ended up with about 4 dead or wonky ones. Granted, they were all third party copper gig sfps so the quality probably wasnt that great... On Dec 15, 2013 8:54

Re: [c-nsp] Nexus 5548 - ERROR: no free statistics counter for a region

I got nothing...sorry man. No smartnet on the switches? TAC should be useful for something like this. On Wed, Oct 30, 2013 at 1:50 AM, Oswald, Thomas th.osw...@telekom.de wrote: Can anyone help me? -Ursprüngliche Nachricht- Von: cisco-nsp [mailto:cisco-nsp-boun...@puck.nether.net]

Re: [c-nsp] speed and duplex change of remote router

Not without taking the link down. If you don't mind taking the link down for a little bit, you can run a script locally that telnets into the router, changes the speed/duplex, then tries to ping out. If it can't for more than a minute, telnet back into the box and change the speed/duples back.

Re: [c-nsp] Layer 2 Traffic Monitoring

Is this what you're looking for? http://www.cisco.com/en/US/products/hw/switches/ps708/products_white_paper09186a008017b753.shtml You can filter out IX traffic if it's only defined for a certain number of subnets. On Tue, Jun 11, 2013 at 11:25 PM, Samar Chokutaev s.chokut...@gmail.com wrote:

Re: [c-nsp] ASA SME

It looks like it's doable, but annoying for OSPF anyway. https://supportforums.cisco.com/message/3025822#3025822 www.cisco.com/en/US/products/hw/vpndevc/ps2030/products_configuration_example09186a00804acfea.shtml On Wed, Jun 12, 2013 at 12:06 AM, Michele Bergonzoni berg...@labs.it wrote: Il

Re: [c-nsp] Nexus 5k dual sup design

Can you clarify by what you mean by dual-sup? The 5k is single sup only isn't it? On Thu, May 23, 2013 at 8:44 AM, manderson chief...@gmail.com wrote: Hello, we currently use a single sup design in one of our DC's and we're playing w/a dual sup design for single homed servers in our other DC.

Re: [c-nsp] Nexus 5k dual sup design

at 2:32 PM, manderson chief...@gmail.com wrote: S orry, dual sup meaning each 2k is dual homed to each 5k. On Thu, May 23, 2013 at 9:36 AM, Mike Hale eyeronic.des...@gmail.com wrote: Can you clarify by what you mean by dual-sup? The 5k is single sup only isn't it? On Thu, May 23, 2013

Re: [c-nsp] 4500x - SFP-GE-T

We've had similar issues with third party copper SFPs in the Nexus series. I still get nightmares about having to use my leatherman to remove the damn things from a production switch. :/ The Cisco copper SFPs have been good to us. Maybe find some cheap used ones on ebay or ask NHR if they can

Re: [c-nsp] timezone setting in networking gear; local, HQ, or UTC?

Operationally, I prefer using the time zone that I'm located in. Conceptually, UTC makes more sense and stops becoming annoying after a while, especially if you put up a clock set to UTC in your cube. On Mar 14, 2013 8:31 AM, Deny IP Any Any denyipany...@gmail.com wrote: my company is

Re: [c-nsp] No. of vlans supported on 4948

Are you running vtp v3? Check the VTP Version Running line in sh vtp status. On Tue, Feb 5, 2013 at 8:22 PM, CiscoNSP_list CiscoNSP_list cisconsp_l...@hotmail.com wrote: Thanks for the clarification Tony - What is the command to show how many vlans the switch supports? sh vlan summary

Re: [c-nsp] 6509-NEB-A

The Nexus5k and fabric extenders really aren't that much coin if you're interested in basic 10gig connectivity. The extenders were ~4500 refurb, IIRC, and the units themselves ~11k refurb, all smartnet eligible. On Thu, Jan 10, 2013 at 12:38 PM, Blake Pfankuch bl...@pfankuch.me wrote: We are

Re: [c-nsp] Network tap solution recommendations

Sorry, I meant the copper 100 meg ntap, not the gig or ten gig model. :-) On Jan 4, 2013 1:41 AM, Phil Mayers p.may...@imperial.ac.uk wrote: On 01/04/2013 07:50 AM, Mike Hale wrote: I've had good experience with the ntap copper devices. Their basic 10gig copper passive tap is uber cheap too

Re: [c-nsp] Network tap solution recommendations

I've had good experience with the ntap copper devices. Their basic 10gig copper passive tap is uber cheap too. http://www.networktaps.com/ProductDetails.asp?ProductCode=TO1-XX-LC-XX-K On Thu, Jan 3, 2013 at 1:57 PM, Duncan Maccubbin duncan.maccub...@earthlink.net wrote: I've had good

Re: [c-nsp] 2651xm packet loss with 200 ft ethernet link

This is going to sound silly... Can you try plugging in a dumb switch to Level3's ethernet port, and then plugging your router into that switch? On Fri, Dec 28, 2012 at 4:17 PM, Andy Dills a...@xecu.net wrote: On Fri, 28 Dec 2012, Pete Lumbis wrote: Are you terminating to the onboard

Re: [c-nsp] Choosing Switches to Support VM Clusters

Are you sure Gigabit is going to be sufficient for your needs? We use Nexus 5ks in one location and 10gig blades for a 4600 chassis in another, both of which work fairly well. The Nexus isn't without its share of problems, but overall, they've been stable and have performed well. We're also

Re: [c-nsp] Moving Routing from 7206VRX to 6509-E

Blake is spot on. If you want someone to write your config for you...well, there's a lot of really skilled people who'd be happy to help you out in exchange for pay. Are you asking more along the lines of how do you deploy the switch in a safe/sane manner? What exactly do you need to know? On

Re: [c-nsp] nexus 5548 versus C4900M

We have a very similar setup. Our nexus 5548s are pains in our ass. We have ten dead ports between the two, encountered huge issues upgrading the code and attempting to replace them with RMA units from Cisco. They also run incredibly hot, eat copper sfps for breakfast and are in general

Re: [c-nsp] Could you remove me from the mailing list?

It's at the bottom of every email sent from this list... https://puck.nether.net/mailman/listinfo/cisco-nsp On Wed, Nov 7, 2012 at 1:28 PM, Chris Wiggins christopher.b.wigg...@gmail.com wrote: Sorry, having a hard time finding the link to remove. Messages are too frequent. -- *Chris Wiggins

Re: [c-nsp] ASR1000 and radius guided netflow

Not on an ASR1000, or even a 7200 with a fairly recent NPE - this is a myth. Wait, netflow doesn't cause any CPU overhead? Since when? On Mon, Oct 22, 2012 at 10:28 PM, Dobbins, Roland rdobb...@arbor.net wrote: On Oct 23, 2012, at 12:24 PM, Журавлев Евгений Алексеевич wrote: Enabling of the