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Norman_Elton_13's avatar
Norman_Elton_13
Icon for Nimbostratus rankNimbostratus
Oct 11, 2013
Solved

Binary arithmetic on IP addresses

We are considering a network redesign that would move our users from public IP addressing (on large, flat networks) to private addressing (on smaller, per-building subnets). Any run-of-the-mill NAT f...
application delivery
design
devops
iRules
  • John_Alam_45640's avatar
    John_Alam_45640
    Oct 11, 2013

    Norman:

     

    iRUle can do a good bit of IP address comparison, take a look at this: https://devcentral.f5.com/wiki/iRules.IP__addr.ashx

     

    TCL, particularly the "binary scan" command can do a lot of manipulation, take a look at this: http://wiki.tcl.tk/4180 For examples look at this: http://wiki.tcl.tk/11766 and: http://www.opensource.apple.com/source/tcl/tcl-87/tcl_ext/tcllib/tcllib/modules/dns/ip.tcl

     

John_Alam_45640's avatar
John_Alam_45640
Historic F5 Account
Oct 11, 2013

Norman:

 

iRUle can do a good bit of IP address comparison, take a look at this: https://devcentral.f5.com/wiki/iRules.IP__addr.ashx

 

TCL, particularly the "binary scan" command can do a lot of manipulation, take a look at this: http://wiki.tcl.tk/4180 For examples look at this: http://wiki.tcl.tk/11766 and: http://www.opensource.apple.com/source/tcl/tcl-87/tcl_ext/tcllib/tcllib/modules/dns/ip.tcl