HCLTech interview question
difference Between LL & ISDN
Interview Answer
Anonymous
Jun 13, 2012
LL is leased line and is primary link & isdn is used as a backup link and it do have 95 to 110 volt current in it.
difference Between LL & ISDN
Anonymous
LL is leased line and is primary link & isdn is used as a backup link and it do have 95 to 110 volt current in it.
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