Re: Transition Planning for IPv6 as mandated by the US Govt

2008-03-17 Thread Gaurab Raj Upadhaya


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Joe Abley wrote:

| I'm sure for many small networks a Soekris box would do fine. For the
| record, FreeBSD also runs on more capable hardware.

Can attest to that. I have picked up Nathan's handywork and used it on
other hardware. some work is needed, but nevertheless quite useful for
small networks. the soekris boxes are of good value nevertheless for
something like this.

thanks
~ -gaurab
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Re: more-specifics via IX

2007-10-16 Thread Gaurab Raj Upadhaya

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Bradley Urberg Carlson wrote:
 
 I have a few customers' customers, who appear at a local IX.  Due to the
 MLPA-like nature of the IX, I hear their prefixes both at the IX and via
 my own transit customers.  I normally use localpref to prefer customer
 advertisements over peers' advertisements.
 
 There is a customer's customer who is advertising more-specifics at the
 IX (and using a different source AS, to boot).  I can think of a couple
 ways to prevent hearing these, but thought I should ask for suggestions
 first.

I have seen the opposite of this as well. ISP X announces an aggregate
at the local IX, but has some more specifics announced to the transit
providers for TE needs. To avoid sending/receiving traffic over transit
links and prefer peering route, they were suggested to also announce
their more specific to their peers.

In your case, if your customer's customer is multihomed, they might be
announcing more specific in line with their own routing policies. If you
don't like it - then you'd setup a specific filter, resulting most
probably in asymmetrical routing.

thanks
 - gaurab

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Re: IPv6 Training?

2007-06-01 Thread Gaurab Raj Upadhaya


Hi,

there have been regular IPv6 workshops both at APRICOT (www.apricot.net) 
and SANOG (www.sanog.org), for the last few years.


Nathan Ward wrote:

self-guided)? Looking to send several 1st and 2nd tier guys, for some
platform/vendor-agnostic training.

Any clues?


If you want books, http://safari.oreilly.com/.


We have used the  'IPv6 Network Administration' by Murphy  Malone as 
supplementary material for the above workshops and would recommend it. 
You know it's a good book for operators when the authors have taken pain 
to contact RIPE-NCC and put in a whole sub-chapter on RIR policies etc..


Of course, YMMV,

thanks

  -- gaurab



Re: Collocation Access

2006-12-28 Thread Gaurab Raj Upadhaya


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On Dec 28, 2006, at 3:49 PM, Joe Abley wrote:

I gave my Ontario drivers licence to Equinix security in LA, once,  
and they refused to accept it as proof of ID since it wasn't  
government issued. I said it was; they disagreed. I tried to  
explain that there was more than one government in the world, but I  
got blank looks, and had to head out back past building security  
and up to the roof in the adjacent parking garage to get my passport.


Hmm!!  may be folks in San francisco don't care so much. last time i  
went to a San Francisco facility, i handed them my Nepalese driving  
license (no, wasn't carrying my passport), and they didn't blink at  
all. though when i came back, they did ask me what the hell an 'auto  
rickshaw' was :-).


Generally, as long as i had a pre-authorized ticket open for access  
to equipment, any form of ID with a picture has worked.


thanks



For some reason it seemed a good idea to get all my various  
passports while I was there (I have three), and when I made it back  
inside I handed them all over together. I realised about two  
seconds after handing them over that I was probably doing a stupid  
thing. A whole group of them appeared, and huddled around my  
passports with their backs to me. They seemed on the verge of  
calling the FBI.


They gave the passports back, eventually, and I didn't go to jail.  
So it could have been worse. :-)



Joe


   -- gaurab


/+9779851038080
gaurab at lahai dot com

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Re: Undersea fiber cut after Taiwan earthquake - PCCW / Singtel / KT e tc connectivity disrupted

2006-12-27 Thread Gaurab Raj Upadhaya


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Hi,

Information seems to suggest that these all have one or other faults  
due to the earthquake.  Some probably have more serious problems then  
others.


SMW3 (Sea-me-we 3).
FNAL and FEA (FLAG North Asia Loop) ;
RNAL = Reach North Asia Loop
APCN2 (Asia Pacific Network 2)

C2C - Singtel's coast to coast
EAC = East Asia Crossing (EAC)

Traffic is gradually coming back through ad-hoc setups and re-routes,  
but cable providers are saying minimum 3 weeks for full recovery.


thanks


On Dec 27, 2006, at 9:58 AM, Joe Provo wrote:




According to Chungwa, Sea-Me-We3 and APCN2 are affected.
Satellite connectivity is already being mentioned for
supplanting surviving regional connectivity.

--
 RSUC / GweepNet / Spunk / FnB / Usenix / SAGE


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Re: Undersea fiber cut after Taiwan earthquake - PCCW / Singtel / KT e tc connectivity disrupted

2006-12-27 Thread Gaurab Raj Upadhaya


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On Dec 28, 2006, at 5:35 AM, Jared Mauch wrote:



I've wondered how many boats/subs exist for these repairs
and if attempting to do them all in parallel is going to be a big
problem.  With 6 systems having outages, it will be interesting to see
when various paths/systems come back online and if there is a gating
factor in underseas repair gear being available in the region.


Much of the affected cables are managed under the SEAIOCMA (South  
East Asia Indian Ocean Cable Maintenance Agreement). I am not sure  
how many ships they have on stand-by in the region, but probably not  
enough to send out one ship to each of the faults, given that  
multiple faults have been reported on most cable systems.


I presume, the more important cable systems - those with higher  
stakes for the SEAIOCMA signatories will get repaired first followed  
by others.


thanks

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Re: 41/8 announcement

2006-05-24 Thread Gaurab Raj Upadhaya


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Well, there was an update on this topic on the AfNOG list. I thought  
nanog list should find this interesting.


On May 24, 2006, at 7:00 AM, Mikisa Richard wrote:
This thread has been dead for awhile now but it never was really  
solved.


Turns out the folks at fastweb (Italy) NAT there adsl clients but
instead of using the rfc1918 space like most people, they use  
unassigned

global /8s. Well 41/8 is one of there NATted allocations for Turin. No
amount of emails will get them to respond, calling isn't any better  
as I
get only Italian speaking people at the other end. Any ideas out  
there?




- -end quote from afnog mailing list ---

thanks


On May 22, 2006, at 11:46 AM, Ernest B. M wrote:



Apologies for duplicates]

Dear Colleagues,

Please note that AfriNIC received the IPv4 address range 41.0.0.0/8  
from

the IANA in April 2005.

You may wish to adjust any filters you have in place accordingly.

Reachability tests can be conducted with 41.223.252.1 as a target IP
address.

Kind Regards,

Ernest,
AfriNIC.


   -- gaurab


/+9779851038080
gaurab at lahai dot com

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SANOG7: Call for Papers

2005-09-15 Thread Gaurab Raj Upadhaya


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SANOG 7
16-24 January 2006, Mumbai, India

Call for Papers
http://www.sanog.org/sanog7/cfp.htm

Deadline for proposals : 1 December, 2005
Acceptance Notification: 15 December, 2005
Paper Confirmation : 1 January, 2006

Please submit Online at https://submission.sanog.org/paper/

The following is an open call for papers/presentations for the two- 
day conference at the 7th South Asian Network Operators Group (SANOG)  
Meeting. Presentations are expected to be 20-30 minutes long with  
technical content. Marketing and sales content in presentations is  
against the spirit of the SANOG and is strictly prohibited. Please  
respond to this call for papers/presentations by making submissions  
online at https://submission.sanog.org/paper/


The conference will be comprised of 6 session in two days, including  
the plenary. The tracks are for general ideas, and feel free to  
propose talks that you think are relevant to the operational and  
Internet research community. The topics given below are not exclusive.


Track 1: Network operations

In this session we invite papers, reports and presentations from  
network operators, equipment vendors and academic institutions  
conducting network research on operational issues. Possible topics  
for this track are:


- - Prevention and mitigation of Denial of Service attacks including  
intrusion
- - Routing policies and architecture for scalable IP and broadband  
networks

- - Technology updates and trends in security and routing
- - MPLS and QoS implementation experiences
- - Traffic management and measurement
- - Network migration issues (IPv4 to v6, Layer 2 to IP etc.)

Track 2: Applications and Services

This track will discuss various services that can be enabled on  
packet networks. Papers and presentations are invited from  
developers, operators, equipment vendors and research organizations  
on the following and related topics


- - Voice and Multimedia over IP
- - Managed network services including Security and VPNs
- - Mail servers, SPAM prevention,
- - Wireless Technology and Applications

Track 3: Peering and IXP

This is a new track at SANOG. This is to cater to the growing demand  
on the newly established Internet Exchange Points in the region. As  
local ISPs are going international, we would like to invite both  
regional and international experts to share their ideas and  
experience on these topics.


- - Internet Exchange Points Operations
- - Peering Techniques and Policies
- - BGP Multihoming Techniques

Track 4: Regional updates

This track is fairly broad, and will include updates from ISPs,  
regional Internet exchanges, APNIC, routing table updates and such  
information that would be useful to the SANOG community.


You are also welcome to submit proposals for BoFs, tutorials and  
other tracks.


On behalf of
Ananth Nagarajan, Program Chair - SANOG
Sumon Ahmed Sabir, Program Co-Chair - SANOG
and the SANOG Programme Committee


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Re: as numbers

2005-08-01 Thread Gaurab Raj Upadhaya


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Anyone who uses the argument of inter-domain routing that are not  
seen by
any data collectors on the Internet should be pointed at RFC1930  
and told

to renumber their private ASNs.



Just because public route collectors can't see use of an ASN, that  
doesn't mean the ASN isn't in use; just because it can't be seen  
doesn't mean it's private-use: it might still feature on routes  
announced on the Internet, even if the routes don't propagate  
globally.


For a trivial example of this, consider a multilat route server at  
an exchange point. Unless you measure from within (or downstream  
of) a peer of the route server, you'll never see the AS number in  
an AS_PATH attribute. It's fairly clear to me that this is not a  
suitable candidate for private-use numbering, however.




I can see that happening all over the place where external  
connectivity is pre-dominantly over satellite, or where there is a  
monopoly in transit services.  The ASN are used mainly at the local  
IXP, where RFC 1930 and private ASN won't be useful, but at the same  
time external connectivity is default routed to the transit provider.  
Thus the ASN are not seen in any AS_PATH by any data collector,  
doesn't mean that they are not being used.


thanks

   -- gaurab


/+9779851038080
gaurab at lahai dot com

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Re: INOC-DBA setup help?

2005-01-21 Thread Gaurab Raj Upadhaya

Hi folks

since i am the current operator, feel free to write directly to me if  you 
don't get a response in 36-48 hours. 

 
 [EMAIL PROTECTED] hasn't responded to any of my emails but I don't know how 
 active that address is.  Is this still a live service?  If it's simply a 


thanks


-- gaurab 


/+9779851038080



Re: Korea Telecom Contacts?

2003-10-27 Thread Gaurab Raj Upadhaya


 I realize that AP is a tough area to cover; I spent three years doing
 ISP work in Tokyo. Like I said in my reply to Suresh, I'd love to be
 able to drop more than one POP in the region. F's locations in New
 Zealand, Hong Kong, and Seoul sound pretty ideal. Unfortunately, I
 only have room for one POP on the budget.
 

HKIX would be your best bet, considering it's connectivity to Far East, 
Pacific, South East, South Asia as well as west Asia both over fiber 
and satellite. It's also a more competitive market than Singapore or 
Seoul - more bang for you buck. 


-- gaurab 


/+97714499393