From: Felix Fietkau Date: Sat, 18 Apr 2015 17:59:31 +0000 (+0000) Subject: iptables: remove obsolete files X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=563c26a34f839781de877899034545f614850e38;p=openwrt%2Fstaging%2Fnbd.git iptables: remove obsolete files Signed-off-by: Felix Fietkau SVN-Revision: 45494 --- diff --git a/package/network/utils/iptables/files/l7/aim.pat b/package/network/utils/iptables/files/l7/aim.pat deleted file mode 100644 index 5c43930fd3..0000000000 --- a/package/network/utils/iptables/files/l7/aim.pat +++ /dev/null @@ -1,28 +0,0 @@ -# AIM - AOL instant messenger (OSCAR and TOC) -# Pattern attributes: good slow notsofast -# Protocol groups: chat proprietary -# Wiki: http://www.protocolinfo.org/wiki/AIM -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# Usually runs on port 5190 -# -# This may also match ICQ traffic. -# -# This pattern has been tested and is believed to work well. - -aim -# See http://gridley.res.carleton.edu/~straitm/final (and various other places) -# The first bit matches OSCAR signon and data commands, but not sure what -# \x03\x0b matches, but it works apparently. -# The next three bits match various parts of the TOC signon process. -# The third one is the magic number "*", then 0x01 for "signon", then up to four -# bytes ("up to" because l7-filter strips out nulls) which contain a sequence -# number (2 bytes) the data length (2 more) and 3 nulls (which don't count), -# then 0x01 for the version number (not sure if there ever has been another -# version) -# The fourth one is a command string, followed by some stuff, then the -# beginning of the "roasted" password - -# This pattern is too slow! - -^(\*[\x01\x02].*\x03\x0b|\*\x01.?.?.?.?\x01)|flapon|toc_signon.*0x diff --git a/package/network/utils/iptables/files/l7/bittorrent.pat b/package/network/utils/iptables/files/l7/bittorrent.pat deleted file mode 100644 index 4a3ba88d58..0000000000 --- a/package/network/utils/iptables/files/l7/bittorrent.pat +++ /dev/null @@ -1,25 +0,0 @@ -# Bittorrent - P2P filesharing / publishing tool - http://www.bittorrent.com -# Pattern attributes: good slow594 notsofast undermatch -# Protocol groups: p2p open_source -# Wiki: http://www.protocolinfo.org/wiki/Bittorrent -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# This pattern has been tested and is believed to work well. -# It will, however, not work on bittorrent streams that are encrypted, since -# it's impossible to match (well) encrypted data. - -bittorrent - -# Does not attempt to match the HTTP download of the tracker -# 0x13 is the length of "bittorrent protocol" -# Second two bits match UDP wierdness -# Next bit matches something Azureus does -# Ditto on the next bit. Could also match on "user-agent: azureus", but that's in the next -# packet and perhaps this will match multiple clients. -# bitcomet-specific strings contributed by liangjun. - -# This is not a valid GNU basic regular expression (but that's ok). -^(\x13bittorrent protocol|azver\x01$|get /scrape\?info_hash=get /announce\?info_hash=|get /client/bitcomet/|GET /data\?fid=)|d1:ad2:id20:|\x08'7P\)[RP] - -# This pattern is "fast", but won't catch as much -#^(\x13bittorrent protocol|azver\x01$|get /scrape\?info_hash=) diff --git a/package/network/utils/iptables/files/l7/edonkey.pat b/package/network/utils/iptables/files/l7/edonkey.pat deleted file mode 100644 index 75807f8ebb..0000000000 --- a/package/network/utils/iptables/files/l7/edonkey.pat +++ /dev/null @@ -1,37 +0,0 @@ -# eDonkey2000 - P2P filesharing - http://edonkey2000.com and others -# Pattern attributes: good veryfast fast overmatch -# Protocol groups: p2p -# Wiki: http://www.protocolinfo.org/wiki/EDonkey -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# Tested recently (April/May 2006) with eMule 0.47a and eDonkey2000 1.4 -# and a long time ago with something else. -# -# In addition to matching what you might expect, this matches much of -# what eMule does when you tell it to only connect to the KAD network. -# I don't quite know what to make of this. - -# Thanks to Matt Skidmore - -edonkey - -# http://gd.tuwien.ac.at/opsys/linux/sf/p/pdonkey/eDonkey-protocol-0.6 -# -# In addition to \xe3, \xc5 and \xd4, I see a lot of \xe5. -# As of April 2006, I also see some \xe4. -# -# God this is a mess. What an irritating protocol. -# This will match about 2% of streams with random data in them! -# (But fortunately much fewer than 2% of streams that are other protocols. -# You can test this with the data in ../testing/) - -^[\xc5\xd4\xe3-\xe5].?.?.?.?([\x01\x02\x05\x14\x15\x16\x18\x19\x1a\x1b\x1c\x20\x21\x32\x33\x34\x35\x36\x38\x40\x41\x42\x43\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f\x50\x51\x52\x53\x54\x55\x56\x57\x58[\x60\x81\x82\x90\x91\x93\x96\x97\x98\x99\x9a\x9b\x9c\x9e\xa0\xa1\xa2\xa3\xa4]|\x59................?[ -~]|\x96....$) - -# matches everything and too much -# ^(\xe3|\xc5|\xd4) - -# ipp2p essentially uses "\xe3....\x47", which doesn't seem at all right to me. - -# bandwidtharbitrator uses -# e0.*@.*6[a-z].*p$|e0.*@.*[a-z]6[a-z].*p0$|e.*@.*[0-9]6.*p$|emule|edonkey -# no comments to explain what all the mush is, of course... diff --git a/package/network/utils/iptables/files/l7/fasttrack.pat b/package/network/utils/iptables/files/l7/fasttrack.pat deleted file mode 100644 index 6ed8ff1d13..0000000000 --- a/package/network/utils/iptables/files/l7/fasttrack.pat +++ /dev/null @@ -1,23 +0,0 @@ -# FastTrack - P2P filesharing (Kazaa, Morpheus, iMesh, Grokster, etc) -# Pattern attributes: good slow notsofast -# Protocol groups: p2p -# Wiki: http://www.protocolinfo.org/wiki/Fasttrack -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# Tested with Kazaa Lite Resurrection 0.0.7.6F -# -# This appears to match the download connections well, but not the search -# connections (I think they are encrypted :-( ). - -fasttrack -# while this is a valid http request, this will be caught because -# the http pattern matches the response (and therefore the next packet) -# Even so, it's best to put this match earlier in the chain. -# http://cvs.berlios.de/cgi-bin/viewcvs.cgi/gift-fasttrack/giFT-FastTrack/PROTOCOL?rev=HEAD&content-type=text/vnd.viewcvs-markup - -# This pattern is kinda slow, but not too bad. -^get (/.download/[ -~]*|/.supernode[ -~]|/.status[ -~]|/.network[ -~]*|/.files|/.hash=[0-9a-f]*/[ -~]*) http/1.1|user-agent: kazaa|x-kazaa(-username|-network|-ip|-supernodeip|-xferid|-xferuid|tag)|^give [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]?[0-9]?[0-9]? - -# This isn't much faster: -#^get (/.download/.*|/.supernode.|/.status.|/.network.*|/.files|/.hash=[0-9a-f]*/.*) http/1.1|user-agent: kazaa|x-kazaa(-username|-network|-ip|-supernodeip|-xferid|-xferuid|tag)|^give [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]?[0-9]?[0-9]? - diff --git a/package/network/utils/iptables/files/l7/ftp.pat b/package/network/utils/iptables/files/l7/ftp.pat deleted file mode 100644 index 44d97c467b..0000000000 --- a/package/network/utils/iptables/files/l7/ftp.pat +++ /dev/null @@ -1,46 +0,0 @@ -# FTP - File Transfer Protocol - RFC 959 -# Pattern attributes: great notsofast fast -# Protocol groups: document_retrieval ietf_internet_standard -# Wiki: http://protocolinfo.org/wiki/FTP -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# Usually runs on port 21. Note that the data stream is on a dynamically -# assigned port, which means that you will need the FTP connection -# tracking module in your kernel to usefully match FTP data transfers. -# -# This pattern is well tested. -# -# Handles the first two things a server should say: -# -# First, the server says it's ready by sending "220". Most servers say -# something after 220, even though they don't have to, and it usually -# includes the string "ftp" (l7-filter is case insensitive). This -# includes proftpd, vsftpd, wuftpd, warftpd, pureftpd, Bulletproof FTP -# Server, and whatever ftp.microsoft.com uses. Almost all servers use only -# ASCII printable characters between the "220" and the "FTP", but non-English -# ones might use others. -# -# The next thing the server sends is a 331. All the above servers also -# send something including "password" after this code. By default, we -# do not match on this because it takes another packet and is more work -# for regexec. - -ftp -# by default, we allow only ASCII -^220[\x09-\x0d -~]*ftp - -# This covers UTF-8 as well -#^220[\x09-\x0d -~\x80-\xfd]*ftp - -# This allows any characters and is about 4x faster than either of the above -# (which are about the same as each other) -#^220.*ftp - -# This is much slower -#^220[\x09-\x0d -~]*ftp|331[\x09-\x0d -~]*password - -# This pattern is more precise, but takes longer to match. (3 packets vs. 1) -#^220[\x09-\x0d -~]*\x0d\x0aUSER[\x09-\x0d -~]*\x0d\x0a331 - -# same as above, but slightly less precise and only takes 2 packets. -#^220[\x09-\x0d -~]*\x0d\x0aUSER[\x09-\x0d -~]*\x0d\x0a diff --git a/package/network/utils/iptables/files/l7/gnutella.pat b/package/network/utils/iptables/files/l7/gnutella.pat deleted file mode 100644 index 770ed43b36..0000000000 --- a/package/network/utils/iptables/files/l7/gnutella.pat +++ /dev/null @@ -1,34 +0,0 @@ -# Gnutella - P2P filesharing -# Pattern attributes: good notsofast notsofast -# Protocol groups: p2p open_source -# Wiki: http://www.protocolinfo.org/wiki/Gnutella -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# This should match both Gnutella and "Gnutella2" ("Mike's protocol") -# -# Various clients use this protocol including Mactella, Shareaza, -# GTK-gnutella, Gnucleus, Gnotella, LimeWire, iMesh and BearShare. -# -# This is tested with gtk-gnutella and Shareaza. - -# http://www.gnutella2.com/tiki-index.php?page=UDP%20Transceiver -# http://rfc-gnutella.sf.net/ -# http://www.gnutella2.com/tiki-index.php?page=Gnutella2%20Specification -# http://en.wikipedia.org/wiki/Shareaza - -gnutella - -# The first part matches UDP messages - All start with "GND", then have -# a flag byte which is either \x00, \x01 or \x02, then two sequence bytes -# that can be anything, then a fragment number, which must start at 1. -# The rest matches TCP first client message or first server message (in case -# we can't see client messages). Some parts of this are empirical rather than -# document based. Assumes version is between 0.0 and 2.9. (usually is -# 0.4 or 0.6). I'm guessing at many of the user-agents. -# The last bit is emprical and probably only matches Limewire. -^(gnd[\x01\x02]?.?.?\x01|gnutella connect/[012]\.[0-9]\x0d\x0a|get /uri-res/n2r\?urn:sha1:|get /.*user-agent: (gtk-gnutella|bearshare|mactella|gnucleus|gnotella|limewire|imesh)|get /.*content-type: application/x-gnutella-packets|giv [0-9]*:[0-9a-f]*/|queue [0-9a-f]* [1-9][0-9]?[0-9]?\.[1-9][0-9]?[0-9]?\.[1-9][0-9]?[0-9]?\.[1-9][0-9]?[0-9]?:[1-9][0-9]?[0-9]?[0-9]?|gnutella.*content-type: application/x-gnutella|...................?lime) - -# Needlessly precise, at the expense of time -#^(gnd[\x01\x02]?.?.?\x01|gnutella connect/[012]\.[0-9]\x0d\x0a|get /uri-res/n2r\?urn:sha1:|get /[\x09-\x0d -~]*user-agent: (gtk-gnutella|bearshare|mactella|gnucleus|gnotella|limewire|imesh)|get /[\x09-\x0d -~]*content-type: application/x-gnutella-packets|giv [0-9]*:[0-9a-f]*/|queue [0-9a-f]* [1-9][0-9]?[0-9]?\.[1-9][0-9]?[0-9]?\.[1-9][0-9]?[0-9]?\.[1-9][0-9]?[0-9]?:[1-9][0-9]?[0-9]?[0-9]?|gnutella[\x09-\x0d -~]*content-type: application/x-gnutella|..................lime) - - diff --git a/package/network/utils/iptables/files/l7/http.pat b/package/network/utils/iptables/files/l7/http.pat deleted file mode 100644 index 5122310d2f..0000000000 --- a/package/network/utils/iptables/files/l7/http.pat +++ /dev/null @@ -1,28 +0,0 @@ -# HTTP - HyperText Transfer Protocol - RFC 2616 -# Pattern attributes: great slow notsofast superset -# Protocol groups: document_retrieval ietf_draft_standard -# Wiki: http://protocolinfo.org/wiki/HTTP -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# Usually runs on port 80 -# -# This pattern has been tested and is believed to work well. -# -# this intentionally catches the response from the server rather than -# the request so that other protocols which use http (like kazaa) can be -# caught based on specific http requests regardless of the ordering of -# filters... also matches posts - -# Sites that serve really long cookies may break this by pushing the -# server response too far away from the beginning of the connection. To -# fix this, increase the kernel's data buffer length. - -http -# Status-Line = HTTP-Version SP Status-Code SP Reason-Phrase CRLF (rfc 2616) -# As specified in rfc 2616 a status code is preceeded and followed by a -# space. -http/(0\.9|1\.0|1\.1) [1-5][0-9][0-9] [\x09-\x0d -~]*(connection:|content-type:|content-length:|date:)|post [\x09-\x0d -~]* http/[01]\.[019] -# A slightly faster version that might be good enough: -#http/(0\.9|1\.0|1\.1) [1-5][0-9][0-9]|post [\x09-\x0d -~]* http/[01]\.[019] -# old pattern(s): -#(http[\x09-\x0d -~]*(200 ok|302 |304 )[\x09-\x0d -~]*(connection:|content-type:|content-length:))|^(post [\x09-\x0d -~]* http/) diff --git a/package/network/utils/iptables/files/l7/ident.pat b/package/network/utils/iptables/files/l7/ident.pat deleted file mode 100644 index 3205e5e696..0000000000 --- a/package/network/utils/iptables/files/l7/ident.pat +++ /dev/null @@ -1,15 +0,0 @@ -# Ident - Identification Protocol - RFC 1413 -# Pattern attributes: good fast fast -# Protocol groups: networking ietf_proposed_standard -# Wiki: http://www.protocolinfo.org/wiki/Ident -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# Usually runs on port 113 -# -# This pattern is believed to work. - -ident -# "number , numberCRLF" possibly without the CR and/or LF. -# ^$ is appropriate because the first packet should never have anything -# else in it. -^[1-9][0-9]?[0-9]?[0-9]?[0-9]?[\x09-\x0d]*,[\x09-\x0d]*[1-9][0-9]?[0-9]?[0-9]?[0-9]?(\x0d\x0a|[\x0d\x0a])?$ diff --git a/package/network/utils/iptables/files/l7/irc.pat b/package/network/utils/iptables/files/l7/irc.pat deleted file mode 100644 index e25360cafb..0000000000 --- a/package/network/utils/iptables/files/l7/irc.pat +++ /dev/null @@ -1,20 +0,0 @@ -# IRC - Internet Relay Chat - RFC 1459 -# Pattern attributes: great veryfast fast -# Protocol groups: chat ietf_proposed_standard -# Wiki: http://www.protocolinfo.org/wiki/IRC -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# Usually runs on port 6666 or 6667 -# Note that chat traffic runs on these ports, but IRC-DCC traffic (which -# can use much more bandwidth) uses a dynamically assigned port, so you -# must have the IRC connection tracking module in your kernel to classify -# this. -# -# This pattern has been tested and is believed to work well. - -irc -# First thing that happens is that the client sends NICK and USER, in -# either order. This allows MIRC color codes (\x02-\x0d instead of -# \x09-\x0d). -^(nick[\x09-\x0d -~]*user[\x09-\x0d -~]*:|user[\x09-\x0d -~]*:[\x02-\x0d -~]*nick[\x09-\x0d -~]*\x0d\x0a) - diff --git a/package/network/utils/iptables/files/l7/jabber.pat b/package/network/utils/iptables/files/l7/jabber.pat deleted file mode 100644 index 7c328905ee..0000000000 --- a/package/network/utils/iptables/files/l7/jabber.pat +++ /dev/null @@ -1,24 +0,0 @@ -# Jabber (XMPP) - open instant messenger protocol - RFC 3920 - http://jabber.org -# Pattern attributes: good notsofast notsofast -# Protocol groups: chat ietf_proposed_standard -# Wiki: http://www.protocolinfo.org/wiki/Jabber -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# This pattern has been tested with Gaim and Gabber. It is only tested -# with non-SSL mode Jabber with no proxies. - -# Thanks to Jan Hudec for some improvements. - -# Jabber seems to take a long time to set up a connection. I'm -# connecting with Gabber 0.8.8 to 12jabber.org and the first 8 packets -# is this: -# -# -# No mention of my username or password yet, you'll note. - -jabber - -# mail.dreamhost.com: +OK Hello there. -# pop.carleton.edu: +OK POP3D(*) Server PMDFV6.2.2 at Fri, 12 Sep 2003 19:28:10 -0500 (CDT) (APOP disabled) -# mail.earthlink.net: +OK NGPopper vEL_4_38 at earthlink.net ready <25509.1063412951@falcon> -# *.email.umn.edu: +OK Cubic Circle's v1.22 1998/04/11 POP3 ready <7d1e0000da67623f@aquamarine.tc.umn.edu> -# mail.yale.edu: +OK POP3 pantheon-po01 v2002.81 server ready -# mail.gustavus.edu: +OK POP3 solen v2001.78 server ready -# mail.reed.edu: +OK POP3 letra.reed.edu v2002.81 server ready -# mail.bowdoin.edu: +OK mail.bowdoin.edu POP3 service (iPlanet Messaging Server 5.2 HotFix 1.15 (built Apr 28 2003)) -# pop.colby.edu: +OK Qpopper (version 4.0.5) at basalt starting. -# mail.mac.com: +OK Netscape Messaging Multiplexor ready - -# various error strings: -#-ERR Invalid command. -#-ERR invalid command -#-ERR unimplemented -#-ERR Invalid command, try one of: USER name, PASS string, QUIT -#-ERR Unknown AUTHORIZATION state command -#-ERR Unrecognized command -#-ERR Unknown command: "sadf'". diff --git a/package/network/utils/iptables/files/l7/smtp.pat b/package/network/utils/iptables/files/l7/smtp.pat deleted file mode 100644 index 2f5d1957f9..0000000000 --- a/package/network/utils/iptables/files/l7/smtp.pat +++ /dev/null @@ -1,40 +0,0 @@ -# SMTP - Simple Mail Transfer Protocol - RFC 2821 (See also RFC 1869) -# Pattern attributes: great notsofast fast -# Protocol groups: mail ietf_internet_standard -# Wiki: http://www.protocolinfo.org/wiki/SMTP -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# usually runs on port 25 -# -# This pattern has been tested and is believed to work well. - -# As usual, no text is required after "220", but all known servers have some -# there. It (almost?) always has string "smtp" in it. The RFC examples -# does not, so we match those too, just in case anyone has copied them -# literally. -# -# Some examples: -# 220 mail.stalker.com ESMTP CommuniGate Pro 4.1.3 -# 220 mail.vieodata.com ESMTP Merak 6.1.0; Mon, 15 Sep 2003 13:48:11 -0400 -# 220 mail.ut.caldera.com ESMTP -# 220 persephone.pmail.gen.nz ESMTP server ready. -# 220 smtp1.superb.net ESMTP -# 220 mail.kerio.com Kerio MailServer 5.6.7 ESMTP ready -# 220-mail.deerfield.com ESMTP VisNetic.MailServer.v6.0.9.0; Mon, 15 Sep 2003 13:4 -# 220 altn.com ESMTP MDaemon 6.8.5; Mon, 15 Sep 2003 12:46:42 -0500 -# 220 X1 NT-ESMTP Server ipsmin0165atl2.interland.net (IMail 6.06 73062-3) -# 220 mail.icewarp.com ESMTP Merak 6.1.1; Mon, 15 Sep 2003 19:43:23 +0200 -# 220-mail.email-scan.com ESMTP -# 220 smaug.dreamhost.com ESMTP -# 220 kona.carleton.edu -- Server ESMTP (PMDF V6.2#30648) -# 220 letra.reed.edu ESMTP Sendmail 8.12.9/8.12.9; Mon, 15 Sep 2003 10:35:57 -0700 (PDT) -# 220-swan.mail.pas.earthlink.net ESMTP Exim 3.33 #1 Mon, 15 Sep 2003 10:32:15 -0700 -# -# RFC examples: -# 220 xyz.com Simple Mail Transfer Service Ready (RFC example) -# 220 dbc.mtview.ca.us SMTP service ready - -smtp -^220[\x09-\x0d -~]* (e?smtp|simple mail) -userspace pattern=^220[\x09-\x0d -~]* (E?SMTP|[Ss]imple [Mm]ail) -userspace flags=REG_NOSUB REG_EXTENDED diff --git a/package/network/utils/iptables/files/l7/ssl.pat b/package/network/utils/iptables/files/l7/ssl.pat deleted file mode 100644 index ae30ee4400..0000000000 --- a/package/network/utils/iptables/files/l7/ssl.pat +++ /dev/null @@ -1,16 +0,0 @@ -# SSL and TLS - Secure Socket Layer / Transport Layer Security - RFC 2246 -# Pattern attributes: good notsofast fast superset -# Protocol groups: secure ietf_proposed_standard -# Wiki: http://www.protocolinfo.org/wiki/SSL -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# Usually runs on port 443 -# -# This is a superset of validcertssl. For it to match, it must be first. -# -# This pattern has been tested and is believed to work well. - -ssl -# Server Hello with certificate | Client Hello -# This allows SSL 3.X, which includes TLS 1.0, known internally as SSL 3.1 -^(.?.?\x16\x03.*\x16\x03|.?.?\x01\x03\x01?.*\x0b) diff --git a/package/network/utils/iptables/files/l7/vnc.pat b/package/network/utils/iptables/files/l7/vnc.pat deleted file mode 100644 index 79d0ae8a28..0000000000 --- a/package/network/utils/iptables/files/l7/vnc.pat +++ /dev/null @@ -1,23 +0,0 @@ -# VNC - Virtual Network Computing. Also known as RFB - Remote Frame Buffer -# Pattern attributes: great veryfast fast -# Protocol groups: remote_access -# Wiki: http://www.protocolinfo.org/wiki/VNC -# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE -# -# http://www.realvnc.com/documentation.html -# -# This pattern has been verified with vnc v3.3.7 on WinXP and Linux -# -# Thanks to Trevor Paskett for this pattern. - -vnc -# Assumes single digit major and minor version numbers -# This message should be all alone in the first packet, so ^$ is appropriate -^rfb 00[1-9]\.00[0-9]\x0a$ - -# This is a more restrictive version which assumes the version numbers -# are ones actually in existance at the time of this writing, i.e. 3.3, -# 3.7 and 3.8 (with some clients wrongly reporting 3.5). It should be -# slightly faster, but probably not worth the extra maintenance. -# ^rfb 003\.00[3578]\x0a$ -