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Article View: comp.protocols.appletalk
Article #3898

Re: Split-addressing with Fastpaths & atalkad

#3898
From: John Wheeler
Date: Fri, 21 Jun 1991 05:41
106 lines
4673 bytes
In article <4545@stl.stc.co.uk> "Stewart Tansley" <dswt@stl.stc.co.uk> writes:
>Questions:
>- Has anyone got a copy of their atalkatab and atalk.local files that they
>  could send me, where you are using a similar split-addressing setup?

    Sure:

    We have 8 subnets spread across 3 cities (San Francisco,
    Chicago, and New York) with FastPaths in each. The top 2
    subnets are unused, and the other 6 are divided as follows:
    1 -- SF regular TCP/IP stuff
    2 -- SF MacTCP on LocalTalk using split addressing
    3 -- Chicago regular TCP/IP stuff
    4 -- Chicago MacTCP on LocalTalk using split addressing
    5 -- New York regular TCP/IP stuff
    6 -- New York MacTCP on LocalTalk using split addressing

    Our CAP/AUFS host (we only have one set up right now) is
    running atalkad to configure the FastPaths.


Our atalk.local file:

#
# mynet        mynode        myzone 
5              1             IPTalk

# bridgenet    bridgenode    bridgeIP
5              3             192.101.31.3


Our atalkatab:

# the IPTalk networks:
0.5     N0  192.101.31.1     IPTalk       #SF      IPTalk
1.5     N0  192.101.31.65    CBOE         #Chicago IPTalk
2.5     N0  192.101.31.159   New_York     #NY      IPTalk

# the EtherTalk networks:
0.2     E   192.101.31.3     Ethernet    #SF      Ethertalk
1.2     E   192.101.31.67    CBOE        #Chicago Ethertalk
2.2     E   192.101.31.131   New_York    #NY      Ethertalk


# the FastPaths:

# Madonna:
# Mon May 20 11:36:03 PDT 1991
#----------------------------------------------------------------------------
0.10   KC    192.101.31.3    LocalTalk      #madonna, localtalk
    I192.101.31.31      L0                  #ipbroad ipname
    L0                L0                    #ipdebug ipfile  
    L0 L0 L0 L0     S0.2  S200              #ipother atnetet ddprangestart
    LX0        S16    S8                    #flags ipstatic ipdynamic
    S0.10     S0.5                          #atneta atnete

## Prince (Chicago):
## Mon May 20 11:43:49 PDT 1991
##----------------------------------------------------------------------------
1.10   KC    192.101.31.67   CBOE           #prince, localtalk
    I192.101.31.95      L0                  #ipbroad ipname
    L0                L0                    #ipdebug ipfile  
    L0 L0 L0 L0     S1.2   S200             #ipother atnetet ddprangestart
    LX0        S16    S8                    #flags ipstatic ipdynamic
    S1.10     S1.5                          #atneta atnete
#
#
# Sting (NY):
# Mon May 20 11:41:50 PDT 1991
#----------------------------------------------------------------------------
2.10   KC    192.101.31.131   New_York      #sting, localtalk
    I192.101.31.159     L0                  #ipbroad ipname
    L0                L0                    #ipdebug ipfile  
    L0 L0 L0 L0    S2.2  S200               #ipother atnetet ddprangestart
    LX0        S16    S8                    #flags ipstatic ipdynamic
    S2.10     S2.5                          #atneta atnete
#
#

>- Any problems I should know about in this setup -- eg. why would we get
>  such a broadcast storm? Does split addressing *work* using atalkad?

    Make sure you also have option 17 - transition mode - set. Unless it is,
    a "storm" of FwdReq packets seems to get generated instead of being 
    converted to lookups within the FP. We had this problem, too.

    Also, if you don'y have it, get K-STAR 8.1.1 from Shiva. It's available
    all over for downloading (CompuServe, I believe, other public places, etc.,
    they also have a BBS). It allows subnet masks to be entered in 
    'user parameter 3'.

>- To experiment, I may wish to setup a second atalkad -- can I run this
>  while the existing one is running (it's control is out of my hands), but
>  running different atalkatab files?

    I wouldn't try that....I have enough trouble keeping ONE running.

>- Why me? :-)

    Because you're willing to attempt the unproven...
>
>Thanks for any assistance! :-)
-- 
________  John Wheeler - Informix-4GL / SQL * Unix * Broadcast Audio Production
 \rrrr/   Group One Ltd.
   \/     San Francisco
Technical Details
Message-ID: <1991Jun21.054142.7295@group1.UUCP>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!group1!johnw
References: <4545@stl.stc.co.uk>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!group1!johnw
From: johnw@group1.UUCP (John Wheeler)
Newsgroups: comp.protocols.appletalk
Subject: Re: Split-addressing with Fastpaths & atalkad
Keywords: Split addressing mode, Fastpaths, atalkad, Bad news
Message-ID: <1991Jun21.054142.7295@group1.UUCP>
Date: 21 Jun 91 05:41:42 GMT
References: <4545@stl.stc.co.uk>
Organization: Group One, Ltd.; San Francisco
Lines: 106