Ramkumar Ramanathan saved two break points in game eight of second set and that eventually became crucuial in then outcome of the match.
No Indian Davis Cup squad have travelled to Pakistan since March 1964.
The childhood friends- Rohan Bopanna and Aisam-ul-Haq Qureshi will be rivals for around eight hours on Sunday when their two nations clash in Champions Trophy.
Pakistan were soundly beaten by New Zealand who have taken an unassailable 3-0 lead in the Davis Cup Asia/Oceania Group 1 tie.
World no. 35 Rohan Bopanna will partner Canada's veteran doubles player Daniel Nestor next season while Aisam-ul-Haq Qureshi, who is ranked 28 in the individual doubles rankings, is still undecided on a partner.
Rohan Bopanna and Aisam Qureshi went down 6-7 (10-12), 6-4, 6-7 (5-7) against the unseeded Italian pair of Daniele Bracciali and Andreas Seppi here Tuesday.
Indo-Pak pair of Rohan Bopanna and Aisam Qureshi were dumped out by US-Canadian duo of Jack Sock and Vasek Pospisil in the second round.
While Sania and Cara Black lost 1-6 6-3 7-10 against the unseeded Taipei pair of Hao-Ching Chan and Yung-Jan Chan in the quarterfinals, Paes, who had partnered with Aisam-ul-Haq Qureshi, lost
Bopanna and Qureshi now face giant-killers Lukas Rosol and Joao Sousa, who dumped the top seeded American pair of Mike and Bob Bryan 3-6 6-3 14-12 in their quarter-final.
Playing together for the first time after rejoining forces, third seeded Indo-Pak pair recorded a hard-fought 7-6(5) 6-7(2) 10-3 win over the unseeded Dutch-Romanian team in one hour and 41 minutes.