histsize and networking path

in which the following options are there? tell me the path

1)histsize

2)networking(yes or no)

i need above files path .....i mean in which of the files we use above options

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we can change history size 

# vi /etc/profile

make changes in this file

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For networking u can use this path:-   /etc/sysconfig/network

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1)histsize

HISTSIZE is the number of lines or commands that are stored in memory in a history list while your bash session is ongoing.

HISTFILESIZE is the number of lines or commands that (a) are allowed in the history file at startup time of a session, 
            and (b) are stored in the history file at the end of your bash session for use in future sessions.



2)networking(yes or no)
[root@testserver ~]# cat /etc/sysconfig/network
NETWORKING_IPV6=yes
HOSTNAME=testserver

Many of the rpc/nfs related init scripts require NETWORKING=yes to be present for the scripts to successfully launch. 
Those scripts work just fine with an /etc/sysconfig/network which looks like this: