cntlm configuration in RHEL/CentOS

1. Download cntlm-0.92.3-2.x86_64.rpm

sudo rpm –ivh cntlm-0.92.3-2.x86_64.rpm

2. Configuration
        a.     Generating NTID password encrypted key

cntlm -u NTID@DOMAIN –H

        b. It will generate PassNTLMv2 encrypted key
        c. Now open /etc/cntlm.conf and replace below details  

Username        USER_ID
Domain          domain_name
#Password       password
PassNTLMv2      enter encrypted key from above step
Proxy           proxy_hostname:8080
#Proxy          10.0.0.42:8080

3. Update wget and yum.conf as below
wget:

http_proxy=http://localhost:3128
ftp_proxy=http://localhost:3128
https_proxy=http://localhost:3128

yum.conf:

proxy=http://localhost:3128

Note: If you want to keep your password without encryption, no need to # password field above

4. Start cntlm process

service cntlm start

5. Adding to startup

chkconfig cntlm on

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