Re: [OPSEC] [Tsv-art] Tsvart last call review of draft-ietf-opsec-ipv6-eh-filtering-06
Randy Bush <randy@psg.com> Wed, 05 December 2018 17:10 UTC
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Subject: Re: [OPSEC] [Tsv-art] Tsvart last call review of draft-ietf-opsec-ipv6-eh-filtering-06
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> If J Random Hacker in his mom's basement can launch an attack which > takes down your network core because your management planes can't > handle 1Tbit, or more realistically 10gbit, of HBH packets, then that > is categorically a network security issue, even if it is a secondary > effect. security failure is almost always a secondary effect. we usually do not intentionally design in specific security vulnerabilities. well, RH0 i guess; every rule has exceptions. but we don't have to knowingly add an other. perhaps there is a signal here where folk who operate the network worry about the operational consequences of ipv6 protocol purism. perhaps we have seen this before. i suspect we will see it again. > What do we do? > > 1. declare that these routers should be able to process terabits of > HBH packets (or experimental EHs because we don't know whether > experimental EHs are required to be processed HBH or by end points > only). and i presume i can print this rfc on paper and put it in the floppy drive slot of my routers and they will suddenly be able to process terabits of hbh on the slow path. cool! > 2. formally drop the requirement for intermediate routers to process > HBH headers we do not really have an actually deployable choice other than this. > 3. build routers which will take some HBH headers at low packet rates > and drop the rest (+ update rfcs to make this formally compliant). and put this into my routers' floopy slot too? we're talking EXISTING ROUTERS that are just not going to be able to make this happen. if this was an ideal world, i would focus on war, hunger, the resurgence of fascism, etc. an undeployable protocol requirement is pretty far down my priority list. randy
- [OPSEC] Tsvart last call review of draft-ietf-ops… Michael Scharf
- Re: [OPSEC] Tsvart last call review of draft-ietf… Joe Touch
- Re: [OPSEC] Tsvart last call review of draft-ietf… Brian E Carpenter
- Re: [OPSEC] Tsvart last call review of draft-ietf… Joe Touch
- Re: [OPSEC] Tsvart last call review of draft-ietf… Fernando Gont
- Re: [OPSEC] Tsvart last call review of draft-ietf… Fernando Gont
- Re: [OPSEC] Tsvart last call review of draft-ietf… Joe Touch
- Re: [OPSEC] Tsvart last call review of draft-ietf… Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Brian E Carpenter
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Christian Huitema
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Brian E Carpenter
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Christian Huitema
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Fernando Gont
- Re: [OPSEC] Tsvart last call review of draft-ietf… Fernando Gont
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] Tsvart last call review of draft-ietf… Joe Touch
- Re: [OPSEC] Tsvart last call review of draft-ietf… Eric Rescorla
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Ole Troan
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Benjamin Kaduk
- Re: [OPSEC] Tsvart last call review of draft-ietf… Mark Andrews
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Brian E Carpenter
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Stewart Bryant
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Stewart Bryant
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Stewart Bryant
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Christopher Morrow
- Re: [OPSEC] Tsvart last call review of draft-ietf… C. M. Heard
- Re: [OPSEC] Tsvart last call review of draft-ietf… Christopher Morrow
- Re: [OPSEC] Tsvart last call review of draft-ietf… Brian E Carpenter
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] Tsvart last call review of draft-ietf… Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Brian E Carpenter
- Re: [OPSEC] Tsvart last call review of draft-ietf… Brian E Carpenter
- Re: [OPSEC] Tsvart last call review of draft-ietf… Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] Tsvart last call review of draft-ietf… Christopher Morrow
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Christopher Morrow
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Brian E Carpenter
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Christopher Morrow
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Mark Andrews
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … David Farmer
- Re: [OPSEC] Tsvart last call review of draft-ietf… Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Stewart Bryant
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Ole Troan
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Randy Bush
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Ole Troan
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Stewart Bryant
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Ole Troan
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Christian Huitema
- [OPSEC] HbH flags [Tsvart last call review of dra… Brian E Carpenter
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Brian E Carpenter
- [OPSEC] game over, EH [Tsvart last call review of… Brian E Carpenter
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- [OPSEC] ECMP [Tsvart last call review of draft-ie… Brian E Carpenter
- Re: [OPSEC] HbH flags [Tsvart last call review of… Brian E Carpenter
- Re: [OPSEC] game over, EH [Tsvart last call revie… Stephen Farrell
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Brian E Carpenter
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Fernando Gont
- Re: [OPSEC] game over, EH [Tsvart last call revie… Fernando Gont
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Fernando Gont
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Christopher Morrow
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Christopher Morrow
- Re: [OPSEC] HbH flags [Tsvart last call review of… Christopher Morrow
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] HbH flags [Tsvart last call review of… Gert Doering
- Re: [OPSEC] game over, EH [Tsvart last call revie… Gert Doering
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Brian Trammell (IETF)
- Re: [OPSEC] game over, EH [Tsvart last call revie… Stewart Bryant
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Stewart Bryant
- Re: [OPSEC] HbH flags [Tsvart last call review of… Ole Troan
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Stewart Bryant
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Ole Troan
- Re: [OPSEC] game over, EH [Tsvart last call revie… Stewart Bryant
- Re: [OPSEC] game over, EH [Tsvart last call revie… Gert Doering
- Re: [OPSEC] HbH flags [Tsvart last call review of… Stewart Bryant
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Stewart Bryant
- Re: [OPSEC] game over, EH [Tsvart last call revie… Stewart Bryant
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Gert Doering
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Ole Troan
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Spencer Dawkins at IETF
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Ole Troan
- Re: [OPSEC] HbH flags [Tsvart last call review of… Stewart Bryant
- Re: [OPSEC] HbH flags [Tsvart last call review of… Joe Touch
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Fernando Gont
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Smith, Donald
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Ole Troan
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Fernando Gont
- Re: [OPSEC] game over, EH [Tsvart last call revie… C. M. Heard
- Re: [OPSEC] game over, EH [Tsvart last call revie… Jared Mauch
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Jared Mauch
- Re: [OPSEC] game over, EH [Tsvart last call revie… C. M. Heard
- Re: [OPSEC] game over, EH [Tsvart last call revie… Smith, Donald
- Re: [OPSEC] game over, EH [Tsvart last call revie… Gert Doering
- Re: [OPSEC] game over, EH [Tsvart last call revie… Nico Williams
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Brian E Carpenter
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Nick Hilliard
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Brian E Carpenter
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Nick Hilliard
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Brian E Carpenter
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Eric Rescorla
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Jared Mauch
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Fernando Gont
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Christopher Morrow
- Re: [OPSEC] HbH flags [Tsvart last call review of… Christopher Morrow
- Re: [OPSEC] [Tsv-art] Tsvart last call review of … Gert Doering
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Eric Rescorla
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Jared Mauch
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Eric Rescorla
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Joe Touch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Pete Resnick
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Jared Mauch
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Jared Mauch
- Re: [OPSEC] HbH flags [Tsvart last call review of… Jared Mauch
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Joe Touch
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Nico Williams
- [OPSEC] OT: TCP session lifetime - Re: [Tsv-art] … Jared Mauch
- Re: [OPSEC] OT: TCP session lifetime - Re: [Tsv-a… Nico Williams
- Re: [OPSEC] [Tsv-art] game over, EH [Tsvart last … Eric Rescorla
- Re: [OPSEC] OT: TCP session lifetime - Re: [Tsv-a… Gert Doering
- [OPSEC] Engaging constructively [HbH flags [Tsvar… Alissa Cooper
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Wes Hardaker
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Brian E Carpenter
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Wes Hardaker
- Re: [OPSEC] ECMP [Tsvart last call review of draf… Fernando Gont