[uknof] ThreeUK

2024-07-02 Thread James Bensley via uknof
--- Begin Message --- Anyone from ThreeUK on the list who can help with a peering query? If yes, please can you contact me off list? Cheers, James. --- End Message ---

Re: [uknof] Strange DKIM Failures via UKNOF

2023-12-27 Thread James Bensley via uknof
--- Begin Message --- This issue affects me too, ever since I moved away from Gmail, my new provider (protonmail) seems more strict so I'm also getting mangled emails from UKNOF. I'm on loads of mailman mailing lists and since switching email providers, I only have a problem with UKNOF. If anyon

Re: [uknof] Your Input Needed: Can ROA Replace LOA? – Short Survey (7 mins)

2023-12-25 Thread James Bensley via uknof
--- Begin Message --- On Monday, November 27th, 2023 at 05:03, Christopher Hawker wrote: > Hello everyone, > > Aftab Siddiqui is currently exploring the possibility of using Route Object > Authorisations (ROAs) as a potential replacement to LOAs. Hi Christopher, This survey was sent to the NA

[uknof] *-in-IPv6 vs SR MPLS

2023-11-24 Thread James Bensley via uknof
--- Begin Message --- Hi all, I wonder if anyone has recently compared *-in-IPv6 against SR MPLS, for new service provider network deployments (where you have the typically requirements of L2 MPLS VPNs, L3 MPLS VPNs, some sort of label distribution method in the underlay, and a BGP free core).

Re: [routing-wg] Adding an "exclude-member" field

2023-11-21 Thread James Bensley
. They said that my query relates to only a minor DB change, and has more of an impact on routing policy, so I should take it to the routing WG. I will take your advice, and go to the DB-WG, and start again. Kind regards, James Bensley (he/him) Inter.link GmbH Boxhagener Str. 80, 10245 Berlin

Re: [routing-wg] Adding an "exclude-member" field

2023-11-14 Thread James Bensley
There is no point talking about getting this standardised, if RIPE wouldn't implement it, and I can't find any information on what is required in order for RIPE to implement this. Kind regards, James Bensley (he/him) Inter.link GmbH Boxhagener Str. 80, 10245 Berlin, Germany Email

Re: [routing-wg] Adding an "exclude-member" field

2023-11-14 Thread James Bensley
we shouldn't be trying to improve something that isn't working as well as it could, and just implement hacks to work around it. Kind regards, James Bensley (he/him) Inter.link GmbH Boxhagener Str. 80, 10245 Berlin, Germany Email: he...@inter.link, Phone (general): (+49) 030577123821 P

Re: [routing-wg] Adding an "exclude-member" field

2023-11-07 Thread James Bensley
ed a method to take responsibility for our own AS-SET(s). > > Yep. Again, as soon as you include someone's else AS-SET, you aren't under > control anymore. If everyone would care ... the world would be a better one. Let’s do something about it then? [1] https://www.ripe.net/publications

Re: [uknof] Network Design Advice

2023-10-25 Thread James Bensley via uknof
--- Begin Message --- --- Original Message --- On Monday, October 2nd, 2023 at 14:26, Michael Sims via uknof wrote: Hey Mick, > I am new to network design, I have mainly come from an operational > background. Honestly I’m struggling to wrap my head around all the parts you > need to c

Re: [routing-wg] Adding an "exclude-member" field

2023-10-25 Thread James Bensley
method to take responsibility for our own AS-SET(s). Currently, anyone can add anything they like further down in my AS-SET tree, and there is nothing I can do about it. That is very bad. I'm interested to here if other people are in favour of this idea or not, and what they like / don

[routing-wg] Adding an "exclude-member" field

2023-10-23 Thread James Bensley
k it would be too difficult to add to tools like bgpq4 or irrtree either (I would be happy to work on PRs for both). Kind regards, James Bensley (he/him) Network Team Inter.link GmbH Boxhagener Str. 80, 10245 Berlin, Germany Email: he...@inter.link, Phone (general): (+49) 030577123821 Phone (

Re: [uknof] Volunteering for the UKNOF PC

2023-05-08 Thread James Bensley via uknof
Message --- On Sunday, April 23rd, 2023 at 12:19, James Bensley wrote: > > > Hello all, > > For anyone who was not present at UKNOF51 in Manchester recently, we thanked > several volunteers who had stepped down from various UK roles and announced > that we are

[uknof] Volunteering for the UKNOF PC

2023-04-23 Thread James Bensley via uknof
PC. OK, I’ve said enough, over to you... Kind regards, James Bensley. --- End Message ---

Re: [c-nsp] NCS IOS-XR rant (was:Re: Internet border router recommendations and experiences)

2023-03-04 Thread James Bensley via cisco-nsp
--- Original Message --- On Saturday, March 4th, 2023 at 16:38, Tarko Tikan wrote: > > hey, Yo, > > "ztp initiate dataport" > > > We were discussing iPXE and not normal ZTP. iPXE is only possible via > OOB management port and allows software install via DHCP options, normal > ZTP will

Re: [c-nsp] NCS IOS-XR rant (was:Re: Internet border router recommendations and experiences)

2023-03-04 Thread James Bensley via cisco-nsp
--- Original Message --- On Wednesday, March 1st, 2023 at 09:43, Tarko Tikan via cisco-nsp wrote: > > My long-term solution to this problem is to install with iPXE. That lets > > you do it via HTTP and without all the nonsense :) > > > Unfortunately this is only possible via OOB ethern

Re: [routing-wg] Adding "::" notation to RIPE DB

2022-11-13 Thread James Bensley
From: Alexander Zubkov Sent: 13 November 2022 14:12 To: James Bensley Cc: Netmaster (exAS286); routing-wg@ripe.net Subject: Re: [routing-wg] Adding "::" notation to RIPE DB I think the idea is that RIPE::AS-65534:AS-EXAMPLE addresses AS-65534:AS-EXAMPLE object in the RIPE database

Re: [routing-wg] Adding "::" notation to RIPE DB

2022-11-13 Thread James Bensley
From: routing-wg on behalf of Cynthia Revström via routing-wg Sent: 11 November 2022 01:54 To: routing-wg@ripe.net Subject: Re: [routing-wg] Adding "::" notation to RIPE DB ... These tweets[1] from Ben Cox who many of you might know really highlights another issue with recursive as-sets. (Essen

Re: [routing-wg] Adding "::" notation to RIPE DB

2022-11-13 Thread James Bensley
From: Netmaster (exAS286) Sent: 09 November 2022 21:01 To: James Bensley; routing-wg@ripe.net Subject: RE: [routing-wg] Adding "::" notation to RIPE DB > James Bensley wrote on Wednesday, November 9, 2022 5:42 PM: >> Only when RIPE DB users start to update their AS-SET members

Re: [routing-wg] Adding "::" notation to RIPE DB

2022-11-13 Thread James Bensley
From: Edward Shryane Sent: 11 November 2022 13:26 To: James Bensley Cc: routing-wg@ripe.net Subject: Re: [routing-wg] Adding "::" notation to RIPE DB Hello James, Just to confirm, if there is consensus to make this change, the RIPE NCC DB team will provide an impact analy

Re: [routing-wg] Adding "::" notation to RIPE DB

2022-11-09 Thread James Bensley
networks right now, so denying them a resolution would need a very good level of justification in my opinion. Thank you all for your time. Kind regards, James Bensley (he/him) Network Team Inter.link GmbH Boxhagener Str. 80, 10245 Berlin, Germany Email: he...@inter.link, Phone: +49-030-577123821

[routing-wg] Adding "::" notation to RIPE DB

2022-11-07 Thread James Bensley
E-12 - -> members: RIPE::AS420012 - -> members: ARIN::AS420021 -> members: ARIN::AS420013:AS-EXAMPLE-13 - -> members: APNIC::AS420013 - -> members: ARIN::AS420022:AS-EXAMPLE-22 - - -> members: RADB::AS420031 Kind regards, James Bensley (he/him) Network Team Inte

Re: [db-wg] Support for "::" notation in the "members" field

2022-11-04 Thread James Bensley via db-wg
hin the RIPE DB you think would break? If the former, I agree there will be issues with external tooling, but I want to address one thing at a time starting with the RIPE DB itself. If the later, what are you thinking? Kind regards, James Bensley (he/him) Network Team Inter.link GmbH Boxhagener S

[db-wg] Support for "::" notation in the "members" field

2022-11-04 Thread James Bensley via db-wg
012 - -> members: ARIN::AS420021 -> members: ARIN::AS420013:AS-EXAMPLE-13 - -> members: APNIC::AS420013 - -> members: ARIN::AS420022:AS-EXAMPLE-22 - - -> members: RADB::AS420031 Kind regards, James Bensley (he/him) Network Team Inter.link GmbH Boxhagener S

Re: [uknof] Pure L3 routing in EVPNs

2022-10-07 Thread James Bensley via uknof
--- Begin Message --- Hi all, just been having this discussion with someone directly via email, but I’m interested to hear any experiences from the wider community; I'm interested to hear from anyone who has done extensive/scaled pure layer 3 routing inside EVPNs .e.g, have you tried to put the

[uknof] Pure L3 routing in EVPNs

2022-10-06 Thread James Bensley via uknof
--- Begin Message --- Hi all, just been having this discussion with someone directly via email, but I’m interested to hear any experiences from the wider community; I'm interested to hear from anyone who has done extensive/scaled pure layer 3 routing inside EVPNs .e.g, have you tried to put the

[uknof] BGP attributes 20 & 21 in the DFZ

2022-09-29 Thread James Bensley via uknof
--- Begin Message --- Hi all, Can anyone think of a genuine reason to be seeing routes announced in the DFZ with BGP attributes 20 and 21? I assume it is just legacy equipment / legacy config floating around somewhere, which has been forgotten about. Are there any genuine reasons for this I mig

[uknof] NetLdn Talks

2022-09-02 Thread James Bensley via uknof
--- Begin Message --- Hi all, the holiday season is coming to a close so we're looking for more people to come and talk at NetLdn: https://netldn.uk/ We're a friendly, open, casual meet-up where everyone is welcome. We meet once a month after work in a private room upstairs at a London pub. We

Re: 400G forwarding - how does it work?

2022-07-27 Thread James Bensley
On Tue, 26 Jul 2022 at 21:39, Lawrence Wobker wrote: > So if this pipeline can do 1.25 billion PPS and I want to be able to forward > 10BPPS, I can build a chip that has 8 of these pipelines and get my > performance target that way. I could also build a "pipeline" that processes > multiple pac

Re: 400G forwarding - how does it work?

2022-07-27 Thread James Bensley
On Wed, 27 Jul 2022 at 15:11, Masataka Ohta wrote: > > James Bensley wrote: > > > The BCM16K documentation suggests that it uses TCAM for exact > > matching (e.g.,for ACLs) in something called the "Database Array" > > (with 2M 40b entries?), and SRAM for LP

Re: 400G forwarding - how does it work?

2022-07-25 Thread James Bensley
Hi Lawrence, thanks for your response. On Mon, 25 Jul 2022 at 15:34, Lawrence Wobker wrote: > This is the parallelism part. I can take multiple instances of these > memory/logic pipelines, and run them in parallel to increase the throughput. ... > I work on/with a chip that can forwarding about

Re: 400G forwarding - how does it work?

2022-07-25 Thread James Bensley
Thanks for the responses Chris, Saku… On Mon, 25 Jul 2022 at 15:17, Chris Adams wrote: > > Once upon a time, James Bensley said: > > The obvious answer is that it's not magic and my understanding is > > fundamentally flawed, so please enlighten me. > > So I

400G forwarding - how does it work?

2022-07-25 Thread James Bensley
Hi All, I've been trying to understand how forwarding at 400G is possible, specifically in this example, in relation to the Broadcom J2 chips, but I don't the mystery is anything specific to them... According to the Broadcom Jericho2 BCM88690 data sheet it provides 4.8Tbps of traffic processing a

Re: [uknof] Openreach 'Hardware' Shortages

2022-07-12 Thread James Bensley
Hi Charl, I hope all is well with you? A while back OR did declare a MBORC for OSAs due to hardware shortages, but I thought they lifted that again, maybe not and I'm misremembering? Have a look through the MBORCs: https://re.openreach.co.uk/cpportal/updates/cpzone-mborc Also, this was discusse

[AusNOG] Any AS2764 / AAPT Around? You're leaking bogon ASNs.

2022-06-06 Thread James Bensley
Any AS2764? No contact details in peeringdb so trying here instead. See this example route in your looking glass with a bogon origin ASN: http://looking-glass.connect.com.au/lg/ Router: AAPT Sydney Command: show ip bgp regex _4294901881_ BGP table version is 645867563, local router ID is 203.6

Re: [uknof] Cisco 887VA "golden config" (for home)

2022-05-15 Thread James Bensley
Hi Tom, I was using this on an 897 with Sky FTTC (via Openreach): https://null.53bits.co.uk/uploads/hardware/Cisco%20897VAW-E-K9%20show-run.txt A good tip is to ensure that you have the latest VDSL firmware from cisco.com on your device. Also maybe enable the ADSL/VDSL controller training log, an

[uknof] Co-lo/Compute Donation Sought

2022-05-11 Thread James Bensley
Morning all, Does anyone here have an old server in co-lo they want to donate to a worth cause, or can perhaps donate a VM? The cause being a project I’m working on to name and shame the worst offenders in the global BGP DFZ? https://twitter.com/bgp_shamer https://twitter.com/bgp_shamer/status/15

[uknof] PC Volunteers Wanted

2022-04-21 Thread James Bensley
UKNOF, not just volunteering for the PC. We also have current and former PC members with whom I can connect you, if you want to hear their experiences from being on the PC. OK, I’ve said enough, I’m here to help, over to you... Kind regards, James Bensley.

Re: [c-nsp] NCS-5501 - EVPN L2VPN BVI mac-address weirdness

2021-12-20 Thread James Bensley
Hi Drikus, Did you ever resolve this? We saw issues with MAC addresses on NCS55K too, but not related to EVPN. For example, one can use the commands 'interface foo; mac .." to set a custom MAC on a physical interface, XR commits the config but on these Broadcom chips it doesn't act

Re: Validating multi-path in production?

2021-11-14 Thread James Bensley
On Fri, 12 Nov 2021 at 16:54, Adam Thompson wrote: > The best I've come up with so far is to have two test systems (typically > VMs) that use adjacent IP addresses and adjacent MAC addresses, and test > both inbound and outbound to/from those, blindly trusting/hoping that > hashing algorithms wil

Re: [c-nsp] TIL: Maintenance Operations Protocol (MOP)

2021-08-06 Thread James Bensley
On Thu, 5 Aug 2021 at 22:47, Lukas Tribus wrote: > > On Thu, 5 Aug 2021 at 21:49, Nick Hilliard wrote: > > It has the appearance of a feature which is kept alive because some > > customer with a huge spend demands it in general-deployment release > > trains (this is idle speculation and may be co

Re: [c-nsp] ASR9K using XR 7

2021-08-03 Thread James Bensley
We've been testing 7.1.3 for deployment onto ASR9Ks and NCS55Ks. Similar features set to you it sounds, the standard SP features. No show stoppers on the 9Ks for us in 7.1.3 but I think a few on the NCS55ks. There are always plenty of bugs on XR, and they are different on ASR9Ks and NCS55ks. Yay

Re: [c-nsp] Nexus Architecture question

2021-07-07 Thread James Bensley
On Tue, 6 Jul 2021 at 21:37, Drew Weaver wrote: > Not sure how that would've gotten through QA but I am glad it was finally > fixed in newer hardware. You assume there was any QA. Cheers, James. ___ cisco-nsp mailing list cisco-nsp@puck.nether.net ht

Re: [uknof] COVID-19 offers of help and network changes

2021-07-01 Thread James Bensley
On Mon, 16 Mar 2020 at 22:24, James Bensley wrote: > > On Mon, 16 Mar 2020 at 21:16, David Simmons > wrote: > > > > I like the idea of this. Especially assisting with things like data centre > > visit coordination to minimise operator visits. This we certainly cou

Re: [Int-area] [Pals] L2TP sequencing: Commonly disabled for IP data? Or always?

2021-06-28 Thread James Bensley
On Sun, 27 Jun 2021 at 23:22, Bob Briscoe wrote: > > James, > > [First apologies to everyone for asking the question then not following > up on the answers until now - I went off line for a while.] > See inline tagged [BB]... >> [JB] In that case - sequencing isn't used for BT Wholesale service

Re: [Int-area] [Pals] L2TP sequencing: Commonly disabled for IP data? Or always?

2021-06-10 Thread James Bensley
On Wed, 9 Jun 2021 at 15:57, Derek Fawcus wrote: > > On Wed, Jun 09, 2021 at 03:07:41PM +0200, James Bensley wrote: > > On Wed, 9 Jun 2021 at 14:05, Giles Heron wrote: > > > Re BT specifically (and again my info is outdated and may be > > > mis-remembered) the 20C

Re: [Int-area] [Pals] L2TP sequencing: Commonly disabled for IP data? Or always?

2021-06-09 Thread James Bensley
On Wed, 9 Jun 2021 at 14:05, Giles Heron wrote: > Re BT specifically (and again my info is outdated and may be mis-remembered) > the 20C network used L2TP, and I think it’s an option on 21C for handoff to > smaller ISPs. Should all be in the SINs somewhere? I work in the UK ISP sector. I can c

[uknof] Openreach SOR for GEA

2021-02-18 Thread James Bensley
Hi All, Are there any CPs on list who use OR GEA services and have to the SORs portal? If yes, can you unicast me off-list, I'm looking for some community assistance with an open SOR relating to GEA services. Kind regards, James Bensley.

Re: [c-nsp] ASR9K to ASR920 MPLS issue

2021-01-12 Thread James Bensley
On Wed, 6 Jan 2021 at 18:47, Jerry Bacon wrote: > > This is exactly what I started with, but it didn't work, which is why I > tried some other things. I have reverted to this configuration. > > Can I omit the "rewrite ..." on both sides? Why would you want to? I think that if you do that, a VLAN

Re: [c-nsp] route leak from main to vrf

2021-01-08 Thread James Bensley
On Fri, 8 Jan 2021 at 10:44, BASSAGET Cédric wrote: > > Hello, > I'm trying to leak routes from my main routing table to a VRF. > > Using Cisco IOS XE Software, Version 16.09.05 on a ASR1001-X > > I've done this config : > > ip prefix-list BT_LNS-out seq 5 permit x.x.x.3/32 > ip prefix-list BT_LNS

Re: [c-nsp] ASR9K to ASR920 MPLS issue

2021-01-06 Thread James Bensley
Hi Jerry, I would update the config as follows (if you're just doing a basic P2P pseudowire, go for the KISS approach): > ASR9K: interface TenGigE0/0/1/0.95 l2transport encapsulation dot1q 95 rewrite ingress tag pop 1 symmetric mtu 9118! Needs to be +14 for Ethernet +4 for VLAN tag on

Announcing UKNOF46

2020-12-23 Thread James Bensley
Dear Colleagues, We are pleased to announce UKNOF46, taking place online, on 19th January followed by an online social event. The meeting website is live and both the Call for Presentations and Registrations are now open. [ REGISTRATION ] There are a limited number of Free Registration spaces

Re: [j-nsp] VMX integrated FPC

2020-12-21 Thread James Bensley
On Mon, 21 Dec 2020 at 09:56, Mark Tees wrote: > > Hello > > I remember when I originally got my mittens on VMX there was a boot > flag to tell it to use an integrated FPC or integrated RIOT without a > separate VM running forwarding. I can't find my notes on that. > > Does anyone know if that's s

Re: [c-nsp] me3600 : l2protocol forward stp on EVC

2020-12-14 Thread James Bensley
On Tue, 8 Dec 2020 at 10:39, BASSAGET Cédric wrote: > > Hello, > > I need to interconnect two L2 domains. I was planning to use a me3600 for > this : > > interface port-channel 1 > ... > service instance 1439 ethernet > encapsulation dot1q 1439 second-dot1q 1-4094 > rewrite ingress tag pop 1

Re: [c-nsp] Cisco life cycle strategy

2020-11-20 Thread James Bensley
On Thu, 19 Nov 2020 at 20:23, harbor235 wrote: > > Hello, > > What is your replacement strategy for Cisco gear reaching EOL milestones? > > I prefer not to replace at the end of SW maintenance releases but prefer > the end of vulnerability/Security support. My assumption is by then all the > major

Re: [c-nsp] ASR9001 and Snmp

2020-11-10 Thread James Bensley
On Mon, 9 Nov 2020 at 08:23, Olivier CALVANO wrote: > > Hi > > I can't get the snmp to work on my cisco ASR9000 to monitor it with > Centreon. > > i use this configuration: > > snmp-server ifindex persist > snmp-server trap-source Loopback0 > > snmp-server view public system included > snmp-server

Re: [uknof] Finding out future Openreach plans for a cabinet

2020-10-05 Thread James Bensley
On Sun, 4 Oct 2020 at 21:18, Subhi S Hashwa wrote: > > Dear All, > > Hope this is on topic. For which list? You've cross-posted this to two different lists. For one of them, this is very on topic, for the other, no topic is on topic. > I am moving and the broadband ISP order (FTTC) has been canc

Re: [c-nsp] Mass-renaming interfaces

2020-09-28 Thread James Bensley
On Mon, 28 Sep 2020 at 07:35, Eugene Grosbein wrote: > > Hi! > > One of my 7201 routers has four GigabitEthernet interfaces but uses only two, > one for IP uplink and another as client-sided downlink with multiple > sub-interfaces named like GigabitEthernet0/1.10 (encapsulation dot1Q). > > It need

Re: [c-nsp] asr920 - pppoe - Filter-Id is fail

2020-09-22 Thread James Bensley
On Fri, 18 Sep 2020 at 20:29, Mike wrote: > > Hi, > > I got another one - > > Playing with my asr920 I have it working as a pppoe server. I notice > that if I have a radius attribute returned "Filter-Id" with the name of > a filter already on the box, the pppoe session doesn't come up and

Re: SRv6

2020-09-21 Thread James Bensley
On 19 September 2020 03:23:15 BST, Randy Bush wrote: >> Information can be in plaintext and private > >Three can keep a secret, if two of them are dead. -- franklin > >i know you truely believe the tunnel k00laid. the security >community does not. Hi Randy, I'm not sure what you're saying h

Re: SRv6

2020-09-18 Thread James Bensley
On 16 September 2020 22:38:38 CEST, Randy Bush wrote: >> Privacy != encryption. > >cleartext == privacy * 0 > >cleartext * complexity == privacy * 0 False. Cleartext and privacy are two different things which are not mutually exclusive. Information can be in plaintext and private, it can also

Re: SRm6 (was:SRv6)

2020-09-17 Thread James Bensley
On 17 September 2020 11:05:24 CEST, Saku Ytti wrote: >On Thu, 17 Sep 2020 at 11:03, James Bensley >wrote: > >> MPLSoUDP lacks transport engineering features like explicit paths, >FRR LFA and FRR rLFA, assuming only a single IP header is used for the >transport abstrac

Re: SRm6 (was:SRv6)

2020-09-17 Thread James Bensley
On 16 September 2020 23:51:03 CEST, Robert Raszuk wrote: >Hi Ron, > >> If you want an IPv6 underlay for a network offering VPN services > >And what's wrong again with MPLS over UDP to accomplish the very same >with >simplicity ? > >MPLS - just a demux label to a VRF/CE >UDP with IPv6 header pl

Re: SRv6

2020-09-16 Thread James Bensley
On Tue, 15 Sep 2020 at 19:14, Randy Bush wrote: > > > I'm still learning, but, It does seem interesting that the IP layer > > (v6) can now support vpn's without mpls. > > as the packet payload is nekkid cleartext, where is the P in vpn? Define "privacy". In the kind of VPN I think you're suggesti

Re: [c-nsp] XR6 process conflicts

2020-09-16 Thread James Bensley
On 15 September 2020 10:17:09 CEST, "t...@pelican.org" wrote: >On Monday, 14 September, 2020 19:38, "Radu-Adrian FEURDEAN" > said: > >> On Sat, Sep 12, 2020, at 11:25, James Bensley wrote: >> >>> In your specific case/example; if I have a PE

Re: [c-nsp] XR6 process conflicts

2020-09-13 Thread James Bensley
On 13 September 2020 05:37:11 CEST, aar...@gvtc.com wrote: >Hi James, I'm coming into this conversation late or mid-point, but as a >thought, if 1 of those 500 routers goes down, you need to know about >that >individual router's ospf state dropping. How else would you know that >unless you sent

Re: [c-nsp] XR6 process conflicts

2020-09-12 Thread James Bensley
On Sun, 6 Sep 2020 at 10:22, nivalMcNd d wrote: > > Hi all, Hi Nival, Can I ask, as you seem disappointed by what you have found; what were you hoping to find? XR is a proprietary product, the design of which has had almost zero input from the majority of its users. In your specific case/exampl

Re: [c-nsp] Cisco VRF/BGP in Radius

2020-09-08 Thread James Bensley
On Tue, 8 Sep 2020 at 08:24, Olivier CALVANO wrote: > is it possible to send BGP type information by radius to the Cisco PE > router? Hi Oliver, what do you mean by BGP type? > I know that we can say that a connection must be attached to a vrf, but can > we make this vrf be created by the radius

Re: [c-nsp] suggestions for ASR1001-x stable IOS-XE release as lac/lns?

2020-09-05 Thread James Bensley
On Fri, 4 Sep 2020 at 14:22, Gaël Garcin wrote: > > Hello, > > I would suggest 16.09.04 or above in 16.09.x, using it for 1 year as LNS > without issue. > > Best regards, > Gaël +1 for 16.9.4. We have rigorously tested 16.9.4 on ASR1009-X's as LNS devices. It's been rock solid apart from one out

Re: [c-nsp] ASR920 LACP and xconnect

2020-08-21 Thread James Bensley
On Thu, 20 Aug 2020 at 19:16, Eric Van Tol wrote: > Interface configs: > > interface GigabitEthernet0/0/0 > mtu 1600 > no ip address > load-interval 30 > negotiation auto > channel-group 1 mode active > ! > > interface GigabitEthernet0/0/1 > mtu 1600 > no ip address > load-interval 30 > negotiatio

Re: [c-nsp] BGP - advertising default route to Branch offices

2020-08-14 Thread James Bensley
On Thu, 13 Aug 2020 at 01:24, Yham wrote: > > Hello Gentlemen, There's really no need to exclude women is there? > Can anyone please tell which is considered a best practice when it comes to > the advertising default route? If any vendor documentation addresses this, > please feel free to share.

Re: [c-nsp] BGP Multipath

2020-08-13 Thread James Bensley
On Thu, 13 Aug 2020 at 00:56, Yham wrote: > > Hello Gentlemen, There are women on this list too. > Router A and B are iBGP > neigbors in ASN100 and a prefix 10.0.0.0/8 attache to both. Router C and D > are iBGP neighbors in ASN100. Router A has an eBGP with Router C and Router > B has an eBGP ne

Re: [uknof] Geo Location

2020-08-11 Thread James Bensley
On Tue, 11 Aug 2020 at 01:28, Ben Wragg wrote: > > Hello, > > > > Wondering if anyone has any idea who to contact at Sky/Channel4/ITV. > > > > One of our down stream’s is using a recycled AS and they are appearing in the > Ukraine, need to get there AS re-cached! > > > > > > Kindest Regards > > B

Re: [c-nsp] Cisco N540-ACC-SYS ipv4 routes

2020-07-16 Thread James Bensley
On Tue, 14 Jul 2020 at 06:20, Saku Ytti wrote: > > On Mon, 13 Jul 2020 at 20:39, James Bensley > wrote: > > > Back in the 7600s it was NPU based, and what we call NPUs today are > > sometimes a collection of ASICs that form a "complex of ASICs". That > >

Re: [c-nsp] Cisco N540-ACC-SYS ipv4 routes

2020-07-13 Thread James Bensley
On Mon, 13 Jul 2020 at 09:01, Mark Tinka wrote: > > > > On 13/Jul/20 09:20, Saku Ytti wrote: > > > But if that is a strict definition, then we don't really have ASICs > > outside really cheap switches, as there is some programmability in all > > new stuff being released. So I'm not sure what the c

Re: [c-nsp] Cisco N540-ACC-SYS ipv4 routes

2020-07-13 Thread James Bensley
On Mon, 13 Jul 2020 at 08:27, Saku Ytti wrote: > > On Mon, 13 Jul 2020 at 00:54, Mark Tinka wrote: > > > The general messaging, over the years, has been that ASIC is quick but > > not flexible, while NPU is flexible but can get bogged down by added > > flexibility in time. > > The classical view

Re: Devil's Advocate - Segment Routing, Why?

2020-07-01 Thread James Bensley
On Tue, 30 Jun 2020 at 22:07, Mark Tinka wrote: > > > > On 30/Jun/20 20:37, James Bensley wrote: > > > Mark, does someone have a gun to your head? Are you in trouble? Blink > > 63 times for yes, 64 times for no ;) > > You're pretty late to this party, ma

Re: Devil's Advocate - Segment Routing, Why?

2020-06-30 Thread James Bensley
On Wed, 17 Jun 2020 at 23:19, Mark Tinka wrote: > Yes, we all love less state, I won't argue that. But it's the same question > that is being asked less and less with each passing year - what scales better > in 2020, OSPF or IS-IS. That is becoming less relevant as control planes keep > getting

Re: Devil's Advocate - Segment Routing, Why?

2020-06-30 Thread James Bensley
On Wed, 17 Jun 2020 at 18:08, Mark Tinka wrote: > > Hi all. > > When the whole SR concept was being first dreamed up, I was mildly excited > about it. But then real life happened and global deployment (be it basic > SR-MPLS or SRv6) is what it is, and I became less excited. This was back in > 2

Re: Devil's Advocate - Segment Routing, Why?

2020-06-30 Thread James Bensley
On Wed, 17 Jun 2020 at 22:09, wrote: > > > From: NANOG On Behalf Of Mark Tinka > > Sent: Wednesday, June 17, 2020 6:07 PM > > > > > > I've heard a lot about "network programmability", e.t.c., > First of all the "SR = network programmability" is BS, SR = MPLS, any > programmability we've had for

Re: [c-nsp] ASR9000 and ssh and "Crypto enginer decrypt failed"

2020-06-09 Thread James Bensley
On Wed, 3 Jun 2020 at 14:34, wrote:> I am unable to find this error in Cisco IOS-XR documentation and the > fact that it appeared at the same time in both routers leads me to > suspect that perhaps they were probed by some crafted packet that > caused it so I am wondering whether other IOS-XRs ha

Re: [c-nsp] ASR920 Interface won't come up

2020-05-31 Thread James Bensley
On Tue, 19 May 2020 at 00:22, Shawn L wrote: > > Had another weird interface issue on a pair of Cisco ASR920 routers. > Wondering if anyone has seen something similar before. > > Both are setup with basic routing, no layer-2 functionality over the link, > and pretty basic. > > interface TenGigabit

Re: [uknof] GEA Cablelink "external"

2020-05-22 Thread James Bensley
On Fri, 22 May 2020 at 14:52, Simon Lockhart wrote: > > You're confusing "Cablelink" with "GEA Cablelink". They're two very different > things. Ah sorry yeah you're right, it's even in the subject line! I have no excuse. Cheers, James.

Re: [uknof] GEA Cablelink "external"

2020-05-22 Thread James Bensley
On Fri, 22 May 2020 at 13:21, Aled Morris wrote: > > Hi BT GEA customers. > > Has anyone managed to order a GEA Cablelink with external presentation i.e. > not to an Access Locate rack inside the exchange but to a footway box outside? > > This is clearly shown as an option (top blue line) on the

Re: [c-nsp] C6800 Sup2T buffering ?

2020-05-21 Thread James Bensley
On Wed, 20 May 2020 at 21:45, james list wrote: > > Dear experts > my customer have some multicast flows which are detected sometime with > peaks/latency. > > They measure this latency based on protocol financial feed timestamp which > I'm not able to decode (I guess they use stuff like Corvil). >

Re: [c-nsp] ospf auto-cost reference-bandwidth on modern gigabit networks

2020-04-30 Thread James Bensley
On Thu, 30 Apr 2020 at 10:13, Saku Ytti wrote: > > On Thu, 30 Apr 2020 at 11:33, James Bensley > wrote: > > > APE has a wavelength from provider A to P-1 and a 2nd wavelength from > > provider B to P-2. I’ve asked each provider for a 2nd wavelength from > > me PE t

Re: [c-nsp] ospf auto-cost reference-bandwidth on modern gigabit networks

2020-04-30 Thread James Bensley
On Thu, 30 Apr 2020 at 09:58, Mark Tinka wrote: > > > > On 30/Apr/20 10:33, James Bensley wrote: > > > Role based and metric based IGP costs are a good idea in theory. They > > are a lot more difficult in practice. Another problem with role based > > IGP costs is

Re: [c-nsp] ospf auto-cost reference-bandwidth on modern gigabit networks

2020-04-30 Thread James Bensley
On Wed, 29 Apr 2020 at 16:21, Saku Ytti wrote: > > Hey, > > > Is there a recommended 'modern default' for ip ospf auto-cost > > reference-bandwidth, to account for the fact that modern networks have > > 1g and faster interfaces? > > To me this never made any sense. It's a very atypical case w

Re: [c-nsp] ospf auto-cost reference-bandwidth on modern gigabit networks

2020-04-30 Thread James Bensley
On Wed, 29 Apr 2020 at 16:10, Mike wrote: > > Hello, > > Is there a recommended 'modern default' for ip ospf auto-cost > reference-bandwidth, to account for the fact that modern networks have > 1g and faster interfaces? > > My core equipment all has 10G and 1G interfaces today, and it see

Re: [c-nsp] Default Route recalculated every 60 seconds.

2020-04-20 Thread James Bensley
On Sat, 18 Apr 2020 at 07:11, Bradley Ordner wrote: > > I am about to leave an Enterprise environment due to Pre Covid-19 redundancy > and I just need to find the root cause of this issue before I leave. > > We recently built a Layer 2 Circuit over a Providers SDN Backbone so we could > get a 2G

Re: [c-nsp] SDx open standard?

2020-03-31 Thread James Bensley
On Sun, 15 Mar 2020 at 13:08, Alex K. wrote: > > Hello everyone, > > I was thinking, throughout last design sessions with my customers, those > vendors are really pushing hard for their "SDN something" solutions > adoption. > > SD WAN, SD access, Software defined everything, are all closed standa

Re: [uknof] COVID-19 offers of help and network changes

2020-03-17 Thread James Bensley
Hi all, Firstly, You are all hero's for offering to help our industry and community. Secondly, the NCSC have taken an interest in this spreadsheet. I hadn't checked it in detail in a while because I was busy. Someone added a column regarding SC/DV clearance. I have deleted this column. Please do

Re: [uknof] COVID-19 offers of help and network changes

2020-03-17 Thread James Bensley
Hi all, As requested, a new column has been added with support level. Cheers, James.

Re: [uknof] COVID-19 offers of help and network changes

2020-03-17 Thread James Bensley
Hi all, Does anyone have any objections to me putting a banner at the top of the spreadsheet, stating words to the effect of "these contact details are for priority 1 / severity 1 issues only". In my head, that is clearly what we are all volunteering for, because we've also got our own networks a

Re: [uknof] COVID-19 offers of help and network changes

2020-03-16 Thread James Bensley
On Mon, 16 Mar 2020 at 21:16, David Simmons wrote: > > I like the idea of this. Especially assisting with things like data centre > visit coordination to minimise operator visits. This we certainly could help > with and would like to be helped with! On Mon, 16 Mar 2020 at 21:17, Chris Malton w

Re: [uknof] COVID-19 offers of help and network changes

2020-03-16 Thread James Bensley
On Mon, 16 Mar 2020 at 20:01, Gavin Henry wrote: > > I know everyone is probably extremely VoIP savvy, but if any one needs > any help or advice about setups at home etc. feel free to reply here > of off-list. > > If there's anything else I can help with, albeit being a small network > operator, j

Re: [c-nsp] Cisco 8000

2019-12-20 Thread James Bensley
On Thu, 19 Dec 2019 at 23:36, James Jun wrote: > > On Thu, Dec 19, 2019 at 10:59:59PM +0200, Mark Tinka wrote: > > > > > Have you considered the NCS540? > > > > We did. Two major problems as I've shared on this list before: > > > > ?? - IOS XR > > ?? - Broadcom chipset > > There is a third

Re: [c-nsp] Cisco 8000

2019-12-20 Thread James Bensley
On Thu, 19 Dec 2019 at 21:00, Mark Tinka wrote: > > I'd be curious to know if you've had any operational issues that you > > share with regards to IOS-XR at the access layer, because it's not > > clear to me what you mean by "too heavy". > > RPL is great, but too verbose. IOS XE is not as rich as

Re: [c-nsp] Cisco 8000

2019-12-20 Thread James Bensley
On Thu, 19 Dec 2019 at 20:55, Mark Tinka wrote: > I don't think the 8000 is part of the NCS family. Ah yeah, sorry, my bad! Cheers, James. ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive

Re: [c-nsp] Nexus 7k with F2e line cards and egress queuing

2019-12-19 Thread James Bensley
On Sat, 14 Dec 2019 at 16:18, Curtis Piehler wrote: > Has anyone had egress VQ Congestion issues on the Nexus 7k using F2e line > cards causing input discards? There has been intentional influx of traffic > over the past few months to these units (Primarily VoIP traffic) IE: SBCs > and such. The

Re: [c-nsp] A9K-RSP-8G to A9K-RSP440-SE

2019-12-19 Thread James Bensley
On Wed, 18 Dec 2019 at 18:39, Jason Lixfeld wrote: > > Hi, > > We’ve got a bunch of A9Ks whose RSP-8Gs and last supported XR release (5.3.4) > are both EOS. We’re looking to replace them with A9K-RSP440-SEs to cost > effectively get us by for a few more years. Temporary almost always becomes p

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