Haqqani has rejected his role in authoring and authorising the disputed memo sent by Mansoor Ijaz through Gen James Jones to Admiral Michael Mullen.
The Memogate Commission in its findings has exonerated Pakistan President Asif Ali Zardari from any direct involvement in the memo scandal.
Rights activist Asma Jahangir has said the Memo Commission has no authority to label anyone a ``traitor``.
Forensic experts have reached the Pakistan High Commission in London to examine the handsets.
A Supreme Court-appointed commission has been investigating the memo that had sought US help to stave off a feared coup in Pakistan.
Husain Haqqani requested the Commission to record his testimony through video conference from Washington.
The memo commission has turned down Husain Haqqani`s request to adjourn its hearings on the ground that he is unwell.
The Memo Commission is probing Mansoor Ijaz`s claim to have delivered a secret memo to Mike Mullen at the behest of Pak government.
Citing security reasons, Husain Haqqani has sought SC`s permission for recording his testimony to Memo commission via video link.
Kashmiri separatist leader Yasin Malik has been accused of having contacts with a former senior RAW official.
Pakistani-American businessman Mansoor Ijaz accused Asif Ali Zardari of being involved in money laundering.
The media had quoted Ijaz, the main accuser in the memo
scandal that rocked Pakistan`s political and diplomatic
Ijaz also claimed that Zardari had called Kayani on the day of the US raid and asked him not to use F-16 combat jets to target the
helicopters carrying the American troops.
Ijaz has repeatedly claimed he drafted and delivered the
memo on Haqqani`s instructions.
Ijaz also said Haqqani was using two SIMs for official and private purposes.
"It was my understanding that Haqqani had directives from the Pakistani President," news channel quoted Ijaz as saying.
Ijaz made the claim while deposing via video link from
London before Pak SC appointed commission
Mansoor Ijaz arrived at the Pakistan High Commission in London to testify before the commission via video link.
Pak-American businessman Mansoor Ijaz has dismissed media reports as "completely slanderous" to discredit him ahead of his video deposition before a Pakistani judicial panel on the memo scandal.
Magistrate Raja Jawad Abbas will check arrangements made at Pak High Commission in London for recording Mansoor Ijaz`s testimony.
Day in Pics: 28th January
Showbiz World - January 28, 2015
President Barack Obama's speech at Siri Fort auditorium